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Service Manual

RM-237 (Nokia 3110c)

Mobile Terminal

Part No: 9201060 (Issue 1)

Nokia Customer Care

COMPANY CONFIDENTIAL

Summary of content (224 pages)

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RM-237 Amendment Record Sheet Nokia Customer Care Amendment Record Sheet Amendment No Issue 1 Page ii Date 04/2007 Inserted By Comments Y Liu COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Copyright Nokia Customer Care Copyright Copyright © 2007 Nokia. All rights reserved. Reproduction, transfer, distribution or storage of part or all of the contents in this document in any form without the prior written permission of Nokia is prohibited. Nokia, Nokia Connecting People, and Nokia X and Y are trademarks or registered trademarks of Nokia Corporation. Other product and company names mentioned herein may be trademarks or tradenames of their respective owners.
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RM-237 Warnings and cautions Nokia Customer Care Warnings and cautions Warnings • IF THE DEVICE CAN BE INSTALLED IN A VEHICLE, CARE MUST BE TAKEN ON INSTALLATION IN VEHICLES FITTED WITH ELECTRONIC ENGINE MANAGEMENT SYSTEMS AND ANTI-SKID BRAKING SYSTEMS. UNDER CERTAIN FAULT CONDITIONS, EMITTED RF ENERGY CAN AFFECT THEIR OPERATION. IF NECESSARY, CONSULT THE VEHICLE DEALER/ MANUFACTURER TO DETERMINE THE IMMUNITY OF VEHICLE ELECTRONIC SYSTEMS TO RF ENERGY.
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RM-237 For your safety Nokia Customer Care For your safety QUALIFIED SERVICE Only qualified personnel may install or repair phone equipment. ACCESSORIES AND BATTERIES Use only approved accessories and batteries. Do not connect incompatible products. CONNECTING TO OTHER DEVICES When connecting to any other device, read its user’s guide for detailed safety instructions. Do not connect incompatible products. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Care and maintenance Nokia Customer Care Care and maintenance This product is of superior design and craftsmanship and should be treated with care. The suggestions below will help you to fulfil any warranty obligations and to enjoy this product for many years. • Keep the phone and all its parts and accessories out of the reach of small children. • Keep the phone dry. Precipitation, humidity and all types of liquids or moisture can contain minerals that will corrode electronic circuits.
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RM-237 ESD protection Nokia Customer Care ESD protection Nokia requires that service points have sufficient ESD protection (against static electricity) when servicing the phone. Any product of which the covers are removed must be handled with ESD protection. The SIM card can be replaced without ESD protection if the product is otherwise ready for use. To replace the covers ESD protection must be applied. All electronic parts of the product are susceptible to ESD.
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RM-237 Battery information Nokia Customer Care Battery information Note: A new battery's full performance is achieved only after two or three complete charge and discharge cycles! The battery can be charged and discharged hundreds of times but it will eventually wear out. When the operating time (talk-time and standby time) is noticeably shorter than normal, it is time to buy a new battery.
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RM-237 Company Policy Nokia Customer Care Company Policy Our policy is of continuous development; details of all technical modifications will be included with service bulletins. While every endeavour has been made to ensure the accuracy of this document, some errors may exist. If any errors are found by the reader, NOKIA MOBILE PHONES Business Group should be notified in writing/email.
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RM-237 Nokia 3110c Service Manual Structure Nokia Customer Care Nokia 3110c Service Manual Structure 1 General information 2 Parts and layouts 3 Service Software Instructions 4 Service Tools and Service Concepts 5 Disassembly and reassembly instructions 6 BB Troubleshooting and Manual Tuning Guide 7 RF Troubleshooting and Manual Tuning Guide 8 System module 9 Schematics Glossary Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 General information Nokia Customer Care Table of Contents Product selection....................................................................................................................................................1–5 Display and keypad features .................................................................................................................................1–5 Features...........................................................................................................
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RM-237 General information Nokia Customer Care Product selection The RM-237 is class 4 (max 2W) GSM tri-band hand portable phone, supporting GSM 900/1800/1900 band. The RM-237 also supports EGPRS and GPRS (Packed data). It is a class B&C terminal, supporting EGPRS multislot class 10 (4Rx + 1Tx and 3Rx + 2Tx) and GPRS multislot class 10 (4+1, 3+2). The RM-237 is MMS (Multimedia Messaging Services) version 1.2 enabled phone with 128x160 pixel active matrix display supporting up to 262k colours.
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RM-237 General information Nokia Customer Care Features Hardware features • Monoblock phone • 1.3 Mpix camera with 8 x digital zoom • 10MB physical internal user memory • µSD memory card slot (up to 2GB) • Stereo FM radio and music player • Integrated handsfree speaker • Internal vibra • Bluetooth • 2.0 mm DC charger plug • Mini-USB connector • 2.5mm Nokia AV connector Software features • ISA OS 8.0s Platform • Nokia Series 40 User interface (UI): JavaTM MIDP 2.0 UI features Imaging • 1.
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RM-237 General information Messaging Nokia Customer Care • Simplified messaging with recently used contacts log and groups • Email: Access your work and private email accounts; supports SMTP, POP3, and IMAP4 protocols. Support for attachments (Java version) • Audio messaging service (AMS): Record your own voice message and send to compatible devices • MMS OMA 1.
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RM-237 General information Nokia Customer Care Digital services • User Interface (UI) themes including e.g.
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RM-237 General information Nokia Customer Care Table 3 Audio Type Name AD-42W Wireless audio gateway HS-40 Mono headset HS-16, HS-42, HS-47 Stereo headsets HS-44 Wired headset BH-300, BH-601, BH-700, BH-800, BH-900, HS-4W, HS-50W Wireless mono headsets HS-21W, HS-24W, HS-25W, HS-26W, HS-34W, HS-36W, HS-37W, HS-57W, HS-58W Wireless stereo headsets Table 4 Data Type Name DKE-2 Mini USB connectivity cable MU-22 1 GB µSD card MU-26 128 MB µSD card MU-27 256 MB µSD card MU-28 512 MB µ
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RM-237 General information Nokia Customer Care Technical specifications General specifications Unit Transceiver with BL-5C 1020 mAh Li-Ion battery pack Dimension (mm) 108,5 x 45,7 x 15,6 Weight (g) Volume (cc) 87 72 Battery endurance Battery BL-5C 1020 mAh Li-ion Talk time 4-4.5 hours Standby time Up to 350 hours Music time > 12 hours Note: Variation in operation times will occur depending on SIM card, network settings and usage.
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RM-237 General information Nokia Customer Care Voltage Higher extreme voltage Voltage (V) 4.2 Condition b a. ADC settings in the SW might shutdown the phone above this value. b. During fast charging of an empty battery, this voltage might exceed this value. Voltages between 4.20 and 4.60 might appear for a short while. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Parts and layouts Nokia Customer Care Table of Contents Exploded view.........................................................................................................................................................2–5 Exploded view ...................................................................................................................................................2–5 Mechanical spare parts overview ................................................................................
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RM-237 Parts and layouts Nokia Customer Care Parts list Mechanical spare parts list Note: For Nokia product codes, please refer to the latest Service Bulletins on the Partner Website (PWS). To ensure you are always using the latest codes, please check the PWS on a daily basis. "*" = Spare part can not be reused after disassembly. ITEM/CIRCUIT REF.
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RM-237 Parts and layouts Nokia Customer Care ITEM/CIRCUIT REF.
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RM-237 Parts and layouts Nokia Customer Care ITEM/CIRCUIT REF.
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C2048 Bottom C 3 CHIPCAP X5R 2U2 K 6V3 C2049 Bottom H 5 CHIPCAP X5R 1U K 6V3 C2050 Bottom D 5 CHIPCAP X7R 10N K 16V C2051 Bottom H 5 CHIPCAP X5R 1U K 6V3 C2052 Bottom C 5 CHIPCAP NP0 27P J 50V C2071 Bottom Q 4 CHIPCAP NP0 27P J 50V C2073 Bottom S 3 CHIPTCAP 150U M 10V 6X3.2X1.
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C2217 Bottom M 3 CHIPCAP X5R 1U5 K 4V C2219 Bottom M 3 CHIPCAP X5R 1U5 K 4V C2220 Bottom K 4 CHIPCAP X5R 1U5 K 4V C2221 Bottom K 2 CHIPCAP X5R 1U K 6V3 C2222 Bottom K 3 CHIPCAP X5R 1U K 6V3 C2223 Bottom L 5 CHIPCAP X7R 10N K 16V C2224 Bottom M 5 CHIPCAP X7R 10N K 16V C2225 Bottom M 3 CHIPCAP X5R 1U K 6V3 C2226 Bottom L 3 CHIPCAP X5R 1U K 6V3 C2227 Bottom K 3 CHIPCAP X5R 1U K 6V3 C2228 Bottom
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C2403 Bottom N 2 CHIPCAP NP0 47P J 50V C2404 Bottom T 3 CHIPCAP X7R 4N7 K 25V C2405 Bottom H 5 CHIPCAP X5R 100N K 16V 0402 C2413 Bottom I 2 CHIPCAP NP0 27P J 50V C2414 Bottom T 3 CHIPCAP NP0 27P J 50V C2415 Bottom T 4 CHIPCAP NP0 27P J 50V C2416 Bottom T 4 CHIPCAP X5R 100N K 16V 0402 C2417 Bottom T 3 CHIPCAP X5R 100N K 16V 0402 C2418 Bottom T 3 CHIPCAP NP0 27P J 50V C2600 Bottom H 8 CHIPCAP X5R
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C2830 Bottom N 8 CHIPCAP X7R 1N0 K 50V C2831 Bottom N 8 CHIPCAP NP0 1P0 C 50V C3000 Bottom I 6 CHIPCAP X5R 100N K 16V 0402 C3001 Bottom J 6 CHIPCAP X7R 10N K 16V C3002 Bottom J 6 CHIPCAP X5R 100N K 16V 0402 C3003 Bottom K 9 CHIPCAP X7R 10N K 16V C3004 Bottom K 9 CHIPCAP X5R 100N K 16V 0402 C3005 Bottom J 9 CHIPCAP X5R 100N K 16V 0402 C3006 Bottom I 9 CHIPCAP X5R 100N K 16V 0402 C3007 Bottom J 9
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C3313 Bottom O 8 CHIPCAP X7R 10N K 16V C3314 Bottom P 8 CHIPCAP X7R 10N K 16V C6020 Bottom T 2 CHIPCAP NP0 1P5 C 50V C6031 Bottom R 2 CHIPCAP NP0 18P J 50V C6032 Bottom P 3 CHIPCAP NP0 100P J 50V C6033 Bottom P 3 CHIPCAP X7R 10N K 16V C6034 Bottom P 3 CHIPCAP X7R 10N K 16V C6035 Bottom P 2 CHIPCAP X7R 10N K 16V C6036 Bottom P 3 CHIPCAP X7R 10N K 16V C6037 Bottom P 2 CHIPCAP X5R 1U5 K 4V 0402 C
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side C7506 Bottom Q 5 CHIPCAP X5R 1U5 K 4V 0402 C7507 Bottom Q 4 CHIPCAP X7R 10N K 16V C7508 Bottom Q 5 CHIPCAP NP0 18P J 50V C7509 Bottom R 5 CHIPCAP X7R 10N K 16V C7511 Bottom R 4 CHIPCAP NP0 2N2 G 16V C7513 Bottom Q 4 CHIPCAP X7R 10N K 16V C7515 Bottom S 5 CHIPCAP NP0 4P7 C 50V C7516 Bottom S 5 CHIPCAP NP0 470P J 50V 0402 C7518 Bottom Q 5 CHIPCAP X5R 100N K 16V 0402 C7520 Bottom S 8 CHIPCAP NP0
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side E2103 Bottom U 7 No description in PDM E2104 Bottom T 6 No description in PDM E2105 Bottom U 7 No description in PDM E2106 Bottom T 7 No description in PDM E2401 Top C 9 No description in PDM E2402 Top C 1 No description in PDM E2403 Top N 2 No description in PDM E2405 Top T 9 No description in PDM E2407 Top N 9 No description in PDM E2506 Top T 2 No description in PDM E6001 Bottom T 2 No
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side L2208 Bottom M 5 FERR.BEAD 240R/100M 0.4A 0R4 L2209 Bottom M 5 FERR.BEAD 240R/100M 0.4A 0R4 L2210 Bottom M 5 FERR.BEAD 240R/100M 0.4A 0R4 L2211 Bottom N 5 FERR.BEAD 240R/100M 0.4A 0R4 L2212 Bottom N 4 FERR.BEAD 240R/100M 0.4A 0R4 L2270 Bottom L 5 FERR.BEAD 220R/100M 2A 0R05 L2271 Bottom L 5 FERR.BEAD 220R/100M 2A 0R05 L2272 Bottom K 4 FERR.BEAD 220R/100M 2A 0R05 L2273 Bottom K 5 FERR.
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side L7561 Bottom Q 6 CHIP COIL 470NH J 0603 M2100 Bottom C 8 SMD-VIBRA MOTOR 1.3V 80mA 90 N2030 Bottom D 6 IC ANALOG SWITCH SPDT LOW THR N2031 Bottom C 4 AFAMP TPA4411 2X 80MW 1.8/4.5 N2300 Bottom J 4 TAHVO v5.2 & v5.3 LF TFBGA84 N2301 Bottom J 2 WHITE LED DRIVER 4LEDS 500mW N2401 Bottom G 5 TRX2+RX4 PEMD9 N 10K/47K 0W N2600 Bottom G 9 IRDA 1.
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side R2104 Bottom F 5 CHIPRES JUMPER 0R0 R2105 Bottom F 5 CHIPRES JUMPER 0R0 R2106 Bottom N 5 CHIP VARISTOR VWM14V VC50V R2107 Bottom N 5 CHIP VARISTOR VWM14V VC50V R2200 Bottom M 2 CHIPRES 0W06 100K J R2201 Bottom N 3 CHIPRES 0W06 120K J R2202 Bottom M 5 CHIPRES JUMPER 0R0 R2203 Bottom M 5 CHIPRES JUMPER 0R0 R2204 Bottom M 5 CHIPRES JUMPER 0R0 R2205 Bottom M 5 CHIPRES JUMPER 0R0 R2212 Bottom L
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side R3300 Bottom P 7 CHIPRES 0W06 4K7 J R3301 Bottom P 8 CHIPRES 0W06 4K7 J R3305 Bottom O 7 CHIPRES JUMPER 0R0 R3306 Bottom P 8 CHIPRES 0W06 100R J R3307 Bottom P 7 CHIPRES 0W06 100R J R3312 Bottom I 8 CHIPRES 0W06 1K0 J R3313 Bottom I 9 CHIPRES 0W06 1K0 J R3314 Bottom O 7 CHIPRES 0W06 47R J R6005 Bottom N 3 CHIPRES 0W06 100K J R6020 Bottom T 2 CHIPRES JUMPER 0R0 R6030 Bottom P 3 CHIPRES 0W06
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RM-237 Parts and layouts Nokia Customer Care Item ref PWB side X Y Description and value S2401 Bottom O 2 SM SW TACT SPST 12V SIDE KEY S2402 Bottom S 2 SM SW TACT SPST 12V SIDE KEY S2403 Top U 5 SM SW TACT SPST 12V SIDE KEY T7501 Bottom R 4 TRANSF BALUN 3800 +/- 550MHZ T7520 Bottom S 9 TRANSF BALUN 1800+-100MHZ 2X V2000 Top B 4 ASIP TVS BGA4 V2405 Top G 4 LED WHITE 140MCD 5MA V2406 Top G 7 LED WHITE 140MCD 5MA V2407 Top B 7 LED WHITE 140MCD 5MA V2409 Top
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RM-237 Parts and layouts Nokia Customer Care Swap phones RM-237 SWAP EURO-C BLACK LATIN RM-237 SWAP EURO-C FR BLACK LATIN RM-237 SWAP EURO-C TR BLACK LATIN RM-237 SWAP EURO-I RU BLACK CYRILLIC RM-237 SWAP EURO-I UKRAINE BLACK CYRILL. RM-237 SWAP EURO-F BLACK HEBREW RM-237 SWAP EURO-H BLACK GREEK RM-237 SWAP MEA-13 BLACK LATIN RM-237 SWAP MEA-1 BLACK ARABIC Table 8 Lightswap Note: For product codes, please refer to the latest Service bulletin.
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RM-237 Parts and layouts Nokia Customer Care Component layouts Component layout - top (2cba_31a) Component layout - bottom (2cba_31a) Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Software Instructions Nokia Customer Care Table of Contents Phoenix installation steps in brief........................................................................................................................3–5 Installing Phoenix ..................................................................................................................................................3–6 Updating Phoenix installation .............................................................................
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RM-237 Service Software Instructions Nokia Customer Care Phoenix installation steps in brief Prerequisites Recommended hardware requirements: • Computer processor: Pentium 700 MHz or higher • RAM 256 MB • Disk space 100-300 MB Supported operating systems: • Windows 2000 Service Pack 3 or higher • Windows XP Service Pack 1 or higher Context Phoenix is a service software for reprogramming, testing and tuning phones.
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RM-237 Service Software Instructions Nokia Customer Care Results Phoenix is ready to be used with FPS-10 flash prommer and other service tools. Installing Phoenix Prerequisites • Check that a dongle is attached to the parallel port of your computer. • Download the Phoenix installation package (for example, phoenix_service_sw_2004_39_x_xx.exe) to your computer (in C:\TEMP, for instance). • Close all other programs.
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RM-237 Service Software Instructions Nokia Customer Care 3. Read the disclaimer text carefully and click Yes. Figure 3 Disclaimer text 4. Choose the destination folder. The default folder C:\ProgramFiles\Nokia\Phoenix is recommended. 5. To continue, click Next. To choose another location, click Browse (not recommended). 6. Wait for the components to be copied. The progress of the installation is shown in the Setup Status window. 7. Wait for the drivers to be installed and updated.
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RM-237 Service Software Instructions Nokia Customer Care 8. To end the installation, click Finish. Figure 4 InstallShield Wizard Complete Next actions After the installation, Phoenix can be used after: • installing phone model specific data package for Phoenix • configuring users and connections FPS-10 flash prommer can be used after updating their flash update package files.
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RM-237 Service Software Instructions Nokia Customer Care Figure 5 Installation interrupted • Always follow the instructions on the screen. Steps 1. Download the installation package to your computer hard disk. 2. Close all other programs. 3. Run the application file (for example, phoenix_service_sw_2004_39_x_xx.exe). Results A new Phoenix version is installed and driver versions are checked and updated.
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RM-237 Service Software Instructions Nokia Customer Care 2. To uninstall Phoenix, choose Phoenix Service Software→Change/Remove→Remove . Figure 6 Remove program The progress of the uninstallation is shown. 3. If the operating system does not require rebooting, click Finish to complete. Figure 7 Finish uninstallation Page 3 –10 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Software Instructions Nokia Customer Care If the operating system requires rebooting, InstallShield Wizard will notify you. Select Yes... to reboot the PC immediately and No... to reboot the PC manually afterwards. Repairing Phoenix installation Context If you experience any problems with the service software or suspect that files have been lost, use the repair function before completely reinstalling Phoenix.
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RM-237 Service Software Instructions Nokia Customer Care • Files for type label printing • Validation file for the fault log repair data reporting system • All product-specific configuration files for Phoenix software components Data files are stored in C:\Program Files\Nokia\Phoenix (default). Installing phone data package Prerequisites • A phone-specific data package contains all data required for the Phoenix service software and service tools to be used with a certain phone model.
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RM-237 Service Software Instructions Nokia Customer Care 2. Click Next. 3. In the following view you can see the contents of the data package. Read the text carefully. There is information about the Phoenix version required with this data package. Figure 9 Data package setup information 4. To continue, click Next. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Software Instructions Nokia Customer Care 5. Choose the destination folder, and click Next to continue. Figure 10 Data package destination folder The InstallShield Wizard checks where Phoenix is installed, and the directory is shown. 6. To start copying the files, click Next. Page 3 –14 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Software Instructions Nokia Customer Care Phone model specific files are installed. Please wait. 7. To complete the installation, click Finish. Figure 11 InstallShield Wizard Complete Next actions Phoenix can be used for flashing phones and printing type labels after: • Configuring users • Managing connections FPS-10 can be used after updating their flash update package files.
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RM-237 Service Software Instructions Nokia Customer Care 3. To uninstall the data package, click OK or to interrupt the uninstallation, click Cancel. Figure 12 Uninstalling phone data package 4. When the data package is uninstalled, click Finish. Figure 13 Finishing data package uninstallation Alternative steps • You can also uninstall the data package manually from Control Panel→Add/Remove Programs→xx-xx* Phone Data Package . (*= type designator of the phone).
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RM-237 Service Software Instructions Nokia Customer Care Configuring users in Phoenix Steps 1. Start Phoenix service software, and log in. Figure 14 Phoenix login If the user ID is already configured, select s/he from the User name drop-down list, and click OK. 2. To add a new user, or to edit existing ones, click Maintain. 3. To add a new user, click New. 4. Type in the name and initials of the user, and click OK. The user is added to the user name list. 5.
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RM-237 Service Software Instructions Nokia Customer Care 3. To add a new connection, click Add. 4. Select Manual mode, and click Next to continue. If you want to create the connection using the Connection Wizard, connect the tools and a phone to your PC. The wizard will automatically try to configure the correct connection.
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RM-237 Service Software Instructions Nokia Customer Care iv For a plain USB connection, choose the following connection settings: Note: First connect the DKU-2 USB cable between the PC USB port and phone. • Media: USB 5. To complete the configuration, click Finish. 6. Click the connection you want to activate. Use the up/down arrows located on the right hand side to move it on top of the list, then click Apply.
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RM-237 Service Software Instructions Nokia Customer Care Steps 1. To begin installation, double- click flash_update_x_yy.exe . Figure 20 Flash update welcome dialog If the same version of Flash Update package already exists, and you want to reinstall it, the previous package is first uninstalled. Restart installation again after that. 2. If you try to downgrade the existing version to older ones, the setup will be aborted.
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RM-237 Service Software Instructions Nokia Customer Care 3. It is highly recommended to install the files to the default destination folder C:\Program Files\Nokia \Phoenix. Click Next to continue. Figure 22 Flash destination folder When installing the flash update files for the first time you may choose another location by selecting Browse. However, this is not recommended. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Software Instructions Nokia Customer Care 4. To complete the installation procedure, click Finish . Figure 23 Finish flash update Next actions FPS-10 flash prommers must be updated using Phoenix! Updating FPS-10 flash prommer software Steps 1. Start Phoenix Service Software and log in, manage connection correctly for your flash prommer. 2. Choose Flashing→Prommer maintenance . 3.
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RM-237 Service Software Instructions Nokia Customer Care 5. Wait until you are notified that update has been successful; the procedure will take a couple of minutes. Click OK to close the Update Done window. Figure 24 Prommer SW update finished 6. If you are using the FPS-10 flash prommer, check that it is detected from the progress info. Check also the status leds in the FPS-10. The MODE2 led (green), VBAT and POWER leds (red) should be lit.
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RM-237 Service Software Instructions Nokia Customer Care Alternative steps • You can update FPS-10 SW by clicking the Update button and selecting the appropriate fpsxupd.ini file in C:\Program Files\Nokia\Phoenix\Flash. Figure 26 Flash directory window • All files can be loaded separately to the prommer used. To do this, click the right mouse button in the Flash box files window and select the file type to be loaded. More information can be found in Phoenix Help.
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RM-237 Service Tools and Service Concepts Nokia Customer Care Table of Contents Service tools............................................................................................................................................................4–5 Product specific tools........................................................................................................................................4–5 FS-47 .........................................................................................
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RM-237 Service Tools and Service Concepts Nokia Customer Care Service tools Product specific tools The table below gives a short overview of service tools that can be used for testing, error analysis and repair of product RM-237, refer to various concepts. FS-47 Flash adapter For flashing (also dead phones) with SS-64. RF testing and tuning, and EM calibration on ATO level with SS-62 (mechanical locking concept), CU-4 supported.
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RM-237 Service Tools and Service Concepts Nokia Customer Care SA-123 RF coupler SA-123 is an RF coupler for GSM RF testing. It is used together with the product-specific flash adapter. The following table shows attenuations from the antenna pads of the mobile terminal to the SMA connectors of SA-123: • Nokia 3110c (RM-237) Band Channel RX Att. (dB) EGSM 900 Low 3 Mid 4 High 5 4 Low 3 4.4 Mid 3 High 4 3.5 Low 3 4.5 Mid 4 High 4 GSM 1800 GSM 1900 SS-116 Tolerance RX TX Att.
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RM-237 Service Tools and Service Concepts Nokia Customer Care CU-4 Control unit CU-4 is a general service tool used with a module jig and/or a flash adapter. It requires an external 12 V power supply. The unit has the following features: • software controlled via USB • EM calibration function • Forwards FBUS/Flashbus traffic to/from terminal • Forwards USB traffic to/from terminal • software controlled BSI values • regulated VBATT voltage • 2 x USB2.
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RM-237 Service Tools and Service Concepts Nokia Customer Care FLS-4S Flash device FLS-4S is a dongle and flash device incorporated into one package, developed specifically for POS use. FLS-5 Flash device FLS-5 is a dongle and flash device incorporated into one package, developed specifically for POS use.
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RM-237 Service Tools and Service Concepts Nokia Customer Care JBT-9 Bluetooth test and interface box (sales package) The JBT-9 test box is a generic service device used to perform Bluetooth bit error rate (BER) testing, and establishing cordless FBUS connection via Bluetooth. An ACP-8x charger is needed for BER testing and an AXS-4 cable in case of cordless interface usage testing .
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RM-237 Service Tools and Service Concepts Nokia Customer Care SPS-1 Soldering Paste Spreader SRT-6 Opening tool SRT-6 is used to open phone covers. SS-45 Front camera removal tool The front camera removal tool SS-45 is used to remove/attach the front camera module from/to the socket. SS-46 Interface adapter SS-46 acts as an interface adapter between the flash adapter and FPS-10. Page 4 –10 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Tools and Service Concepts Nokia Customer Care SS-62 Generic flash adapter base for BB5 • generic base for flash adapters and couplers • SS-62 equipped with a clip interlock system • provides standardised interface towards Control Unit • provides RF connection using galvanic connector or coupler • multiplexing between USB and FBUS media, controlled by VUSB ST-40 rework stencil ST-40 is a rework stencil and used with RJ-93.
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RM-237 Service Tools and Service Concepts Nokia Customer Care CA-35S Power cable CA-35S is a power cable for connecting, for example, the FPS-10 flash prommer to the Point-Of-Sales (POS) flash adapter. DAU-9S MBUS cable The MBUS cable DAU-9S has a modular connector and is used, for example, between the PC's serial port and module jigs, flash adapters or docking station adapters. Note: Docking station adapters valid for DCT4 products. DKE-2 Mini-USB cable USB to mini-USB connector cable.
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RM-237 Service Tools and Service Concepts Nokia Customer Care XCS-4 Modular cable XCS-4 is a shielded (one specially shielded conductor) modular cable for flashing and service purposes. XRE-2 Bluetooth cable The bluetooth cable connects the bluetooth connector of the module jig to the bluetooth test box JBT-9. XRS-6 RF cable The RF cable is used to connect, for example, a module repair jig to the RF measurement equipment. SMA to N-Connector approximately 610 mm. Attenuation for: • GSM850/900: 0.
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RM-237 Service Tools and Service Concepts Nokia Customer Care Service concepts POS (Point of Sale) flash concept Figure 27 POS flash concept Type Description Product specific tools BL-5C Battery Other tools ACP-8 Power adapter FLS-4S or FLS-5 POS flash dongle PC with Phoenix service software Cables DKE-2 Page 4 –14 USB connectivity cable COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Tools and Service Concepts Nokia Customer Care Flash concept with FPS-10 Figure 28 Basic flash concept with FPS-10 Type Description Product specific tools FS-47 Flash adapter Other tools FPS-10 Flash prommer box PKD-1/PK-1 SW security device SS-46 Interface adapter PC with Phoenix service software Cables XCS-4 Modular cable CA-35S Power cable USB cable Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Tools and Service Concepts Nokia Customer Care CU-4 flash concept with FPS-10 Figure 29 CU-4 flash concept with FPS-10 Type Description Product specific tools FS-47 Flash adapter Other tools CU-4 Control unit FPS-10 Flash prommer box PKD-1/PK-1 SW security device SS-62 Flash adapter base SX-4 Smart card PC with Phoenix service software Cables PCS-1 Power cable XCS-4 Modular cable Standard USB cable USB cable Page 4 –16 COMPANY CONFIDENTIAL Copyright © 2007 Nokia.
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RM-237 Service Tools and Service Concepts Nokia Customer Care Module jig service concept Figure 30 Module jig service concept Type Description Phone specific tools MJ-122 Module jig Other tools CU-4 Control unit FPS-10 Flash prommer box PKD-1/PK-1 SW security device SX-4 Smart card PC with Phoenix service software Measurement equipment Cables PCS-1 DC power cable XCS-4 Modular cable XRS-6 RF cable USB cable Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Service Tools and Service Concepts Nokia Customer Care Type Description GPIB control cable RF testing concept with RF coupler Figure 31 RF testing concept with RF coupler Type Description Product specific tools FS-47 Flash adapter SA-123 RF coupler Other tools CU-4 Control unit SX-4 Smart card FPS-10 Flash prommer box PKD-1/PK-1 SW security device SS-62 Flash adapter base Measurement equipment PC with Phoenix service software Cables PCS-1 Page 4 –18 Power cable COMPANY CONFIDENT
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RM-237 Service Tools and Service Concepts Type Nokia Customer Care Description XCS-4 Modular cable XRS-6 RF cable GPIB control cable USB cable Service concept for RF testing and RF/BB tuning Figure 32 Service concept for RF testing and RF/BB tuning Type Description Product specific tools MJ-122 Module jig Other tools CU-4 Control unit PKD-1/PK-1 SW security device SX-4 Smart card Measurement equipment Smart card reader PC with Phoenix service software Issue 1 COMPANY CONFIDENTIAL Copyrigh
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RM-237 Service Tools and Service Concepts Nokia Customer Care Type Description Cables DAU-9s MBUS cable PCS-1 DC power cable XRS-6 RF cable GPIB control cable USB cable Page 4 –20 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Disassembly and reassembly instructions Nokia Customer Care Table of Contents Disassembly instructions .......................................................................................................................................5–5 Assembly hints..................................................................................................................................................... 5–12 Dome sheet alignment instruction............................................................
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Table of Contents Baseband troubleshooting overview ...................................................................................................................6–5 Power and charging troubleshooting..................................................................................................................6–6 General power checking troubleshooting ..............................................................................
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Nokia Customer Care RM-237 BB Troubleshooting and Manual Tuning Guide Table 10 Pixel defects ......................................................................................................................................... 6–21 Table 11 Calibration value limits ....................................................................................................................... 6–49 List of Figures Figure 33 Flashing pic 1. Take single trig measurement for the rise of the BSI signal.............
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Baseband troubleshooting overview This section is intended to be a guide for localising and repairing electrical faults. The table below tells you what troubleshooting to go to.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Power and charging troubleshooting General power checking troubleshooting Troubleshooting flow Page 6 –6 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Battery current measuring fault troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Interface troubleshooting Camera failure Introduction to camera troubleshooting Bad conditions often cause bad pictures. Therefore, the camera operation has to be checked in constant conditions or by using a second, known-to-be-good Nokia device as reference. Image quality is hard to measure quantitatively, and the difference between a good and a bad picture can be small.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Camera hardware troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Camera viewfinder troubleshooting Troubleshooting flow Page 6 –12 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Camera: Bad image quality troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care COMBO memory troubleshooting Troubleshooting flow Page 6 –14 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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Nokia Customer Care RM-237 BB Troubleshooting and Manual Tuning Guide Part 2 Figure 33 Flashing pic 1. Take single trig measurement for the rise of the BSI signal. Figure 34 Flashing pic 2. Take single trig measurement for the rise of the BSI signal. Page 6 –16 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care MicroSD card troubleshooting Context In the RM-237 the microSD card reader is located under the battery cover. Figure 35 Location of the microSD card reader in RM-237 Page 6 –18 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Take single trig measurement on the rising edge of the DAT signal. Figure 36 SD card initialization from pin J3206 User interface troubleshooting Display module troubleshooting General instructions for display troubleshooting Context The RM-237 has three display modes: • Normal mode: The display is in normal mode when the phone is in active use. • Partial idle mode: The display is in partial idle mode when the power saver is on.
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RM-237 BB Troubleshooting and Manual Tuning Guide Visual defects (pixel) Nokia Customer Care Pixel defects can be checked by controlling the display with Phoenix. Use both colours, black and white, on a full screen. The display may have some random pixel defects that are acceptable for this type of display. The criteria when pixel defects are regarded as a display failure, resulting in a replacement of the display, are presented the following table.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Backlight troubleshooting Context The device has one LED driver that provides current for both the display and keyboard backlights. Brightness can be adjusted manually, and it affects both the display and keypad. Keyboard backlights can be turned ON/ OFF separately but not without switching on the display lights. Display and keyboard backlight troubleshooting Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care LED driver troubleshooting LED driver troubleshooting Page 6 –24 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Audio troubleshooting Introduction to acoustics troubleshooting Note: Always make sure all openings are clean and all contact pads are intact and make contact. If audio still does not work, please continue to the electronic audio troubleshooting (2nd diagram where applicable). Acoustics design ensures that the sound is detected correctly with a microphone and properly radiated to the outside of the device by speaker(s).
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care The gain values presented in the table apply for a differential output vs. single-ended/differential input. Loop test External Mic to External Earpiece Input terminal XMICP and GND Output terminal HSEAR R and GND Path gain [dB] (fixed) Input voltage [mVp-p] Differe Outp ntial ut DC output level voltage [V] [mVpp] Output current [mA] -2.9 1000 720 1.2 NA -4.0 750 490 1.2 NA 8.5 920 2520 0 25mA (calc.) 22.
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Nokia Customer Care RM-237 BB Troubleshooting and Manual Tuning Guide Figure 38 Differential output waveform of the Ext_in_IHF_out out loop measurement when speaker is connected. Figure 39 Single-ended output waveform of the HP_in_Ext_out loop when microphone is connected. Page 6 –28 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Internal earpiece troubleshooting Troubleshooting flow Page 6 –30 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care External headset earpiece troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Microphone troubleshooting Troubleshooting flow Page 6 –34 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Internal microphone troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care External headset microphone troubleshooting Troubleshooting flow Page 6 –36 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Connections troubleshooting Bluetooth troubleshooting Introduction to Bluetooth troubleshooting There are two main Bluetooth (BT) problems that can occur: Problem Description Detachment of the BT antenna. This would most likely happen if the device has been dropped repeatedly to the ground. It could cause the BT antenna to become loose or partially detached from the PWB.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Figure 40 BER test result Bluetooth self tests in Phoenix Steps 1. Start Phoenix service software. 2. ChooseFile→Scan Product. 3. Place the phone to a flash adapter. 4. From the Mode drop-down menu, set mode to Local. 5. Choose Testing→Self Tests. 6.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care 7. To run the tests, click Start. Figure 41 Bluetooth self tests in Phoenix Bluetooth BER failure troubleshooting Context Basic encoding rules, BER, is a self-identifying and self-delimiting encoding scheme, which means that each data value can be identified, extracted and decoded individually. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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Nokia Customer Care RM-237 BB Troubleshooting and Manual Tuning Guide Part 1: Bluetooth self test passed but BER test failed Page 6 –40 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Bluetooth audio and UI activation troubleshooting Troubleshooting flow Page 6 –42 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care USB interface troubleshooting Troubleshooting flow Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Baseband manual tuning guide Certificate restoring for BB5 products Context This procedure is performed when the device certificate is corrupted for some reason. All tunings (RF & Baseband, UI) must be done after performing the certificate restoring procedure. The procedure for certificate restoring is the following: • Flash the phone with the latest available software using FPS-8 or FPS-10. • Create a request file.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care iii Choose the product manually from File→Open Product , and click OK. Wait for the phone type designator (e.g. “RM-1” ) to be displayed in the status bar. iv Go to Flashing→SW Update and wait until Phoenix reads the product data as shown in the following picture.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Programming is completed when Flashing Completed message is displayed. The product type designator and MCU SW version are displayed in the status bar. vi Close the SW Update window and then choose File→Close Product . 2. Create a Request file. For this procedure, you must supply +12 V to CU-4 from an external power supply. i To connect the phone with Phoenix, choose File→Scan Product . ii Choose Tools→Certificate Restore .
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care iv Name the file so that you can easily identify it, and click Open. The name of the file and its location are shown. v To create the Request file, click Start. vi When the file for certificate restore has been created, send it to Nokia as an e-mail attachment. 3. Restore certificate. For this procedure, you must supply +12 V to CU-4 from an external power supply. i Save the reply file sent by Nokia to your computer.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care iv From the Tools menu, choose Certificate Restore and select Process a response file in the Action pane. v To choose the location where response file is saved, click Browse. vi Click Open. The name of the file and the path where it is located are shown. vii To write the file to phone, click Start. Next actions After a successful rewrite, you must retune the phone completely by using Phoenix tuning functions.
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RM-237 BB Troubleshooting and Manual Tuning Guide Nokia Customer Care Energy management calibration Prerequisites Energy Management (EM) calibration is performed to calibrate the setting (gain and offset) of AD converters in several channels (that is, battery voltage, BSI, battery current) to get an accurate AD conversion result. Hardware setup: • An external power supply is needed. • Supply 12V DC from an external power supply to CU-4 to power up the phone.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Table of Contents Introduction to RF troubleshooting .....................................................................................................................7–5 RF key components ................................................................................................................................................7–6 Receiver troubleshooting ...........................................................................
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Introduction to RF troubleshooting On the following pages you will find a step-by-step troubleshooting procedure and reference measurements at the relevant signal points. For functional descriptions, please refer to the System module section.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care RF key components Figure 42 RF key components, bottom side main board Receiver troubleshooting Introduction to RX troubleshooting Rx can be tested by making a phone call or in the local mode. For the local mode testing, use Phoenix service software. The main Rx troubleshooting measurement is RSSI measurement. This test measures the signal strength of the received signal. I and Q branches can be measured separately.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care In GSM, the input signal can be either a real GSM signal or a CW signal that is 67.771kHz up from the carrier frequency. For service tool usage instructions, refer to section Service Tools and Service Concepts. General instructions for RX troubleshooting Steps 1. Connect a test jig to a computer with a DAU-9S cable or to a FPS-10 flash prommer with a modular cable (XCS-4).
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Band Channel (RX and TX) Input frequency (MHz) Offset (kHz) Power level (dBm) GSM900 37 942.46771 67.710 -90 GSM1800 700 1842.86771 67.710 -90 GSM1900 661 1960.06771 67.710 -90 Figure 43 RF Controls window Receiver (RX) troubleshooting Receiver troubleshooting Apply a signal according to the table in General instructions for RX troubleshooting (page ) Page 7 –8 COMPANY CONFIDENTIAL Copyright © 2007 Nokia.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care GSM Rx chain activation for manual measurements / GSM RSSI measurement Context RSSI signal measurement is the main Rx troubleshooting measurement. The test measures the strength of the received signal. I and Q branches can be measured separately. In GSM, the input signal can be either a real GSM signal or a CW (Continuous Wave) signal that is 67.771 kHz above the carrier frequency. Steps 1. Start Phoenix service software. 2.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care • Tx IQ tuning and Tx power tuning can be also used in some cases. • Remember that retuning is not a fix! Phones are tuned correctly in production. The first set of steps instructs how to assemble the test setup. This setup is general for all Tx troubleshooting tasks. Alternative steps provide specific troubleshooting instructions for Phoenix service software. Caution: Never activate the GSM transmitter without a proper antenna load.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care • Set Operation mode to “Burst” (Default). • Set Tx data type to “All1” (Default). • Set Rx/Tx channel (see table below) • Set Edge to “Off” (Default). • Set Tx PA mode to “High” (Default). • Set power level (see table below) Band Channel (RX and TX) TX power level GSM900 37 5 GSM1800 700 0 GSM1900 661 0 Figure 45 RF Controls window Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Transceiver (TX) troubleshooting Troubleshooting flow Page 7 –14 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Checking antenna functionality GSM antenna In the GSM antenna, there is one feed and two GND contacts. Between GND1 and Feed, a DC short-circuit can be measured. GND2 has no DC connection to the other contacts. The antenna is functioning normally, if the contact pads hit the antenna C-clips on the PWB and the antenna is visually intact. BT antenna The BT antenna is (as the GSM antenna) placed on the flex foil on the antenna module.
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Nokia Customer Care RM-237 RF Troubleshooting and Manual Tuning Guide Figure 47 GSM and BT antenna contact pads on the antenna module Antenna C-clips When checking the antenna functionality, you can also check that the antenna C-clips are intact (that is, there are no cracks/bends in them). Figure 48 Antenna C-clips on the PWB Page 7 –16 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Synthesizer troubleshooting Synthesizer troubleshooting Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care RF tunings Introduction to RF tunings Important: Only perform RF tunings if: • one or more of the RF components have been replaced • flash memory chip is replaced or corrupted. RF calibration is always performed with the help of a product-specific module jig (MJ-122), never with an RF coupler. Using an RF coupler in the calibration phase will cause a complete mistuning of the RF part.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Phoenix preparations Install the phone specific data package, for example RM-237_DP20_4.351__sw-sk4.35[1].exe. This defines phone specific settings.. Auto tuning procedure 1 Make sure the phone (in the jig) is connected to the equipment. Else, some menus will not be shown in Phoenix. 2 To go to autotune, select Tuning (Alt-U) > Auto-Tune (Alt-A) from the menu. 3 Start autotuning, clicking the Tune button.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care PA (power amplifier) detection Context The PA detection procedure detects which PA manufacturer is used for phone PAs. If a PA is changed or if the permanent memory (PMM) data is corrupted, PA detection has to be performed before Tx tunings. Steps 1. From the Operating mode drop-down menu, set mode to Local. 2. Choose Tuning→PA Detection . 3. Click Tune. 4.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 5. Click Start. 6. Connect the signal generator to the phone, and set frequency and amplitude as instructed in the Rx Calibration with band EGSM900 (step 1-3) pop-up window. Important: The calibration uses a non-modulated CW signal. Increase the signal generator level by cable attenuation and module jig probe attenuation. Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 7. To perform the tuning, click OK. 8. Check that the tuning values are within the limits specified in the following table: Table 13 RF tuning limits in Rx calibration Min Typ Max Unit GSM900 AFC Value (init) -200 -105..62 200 - AFC slope 0 122 200 - RSSI (AGC-0) 106 107...110 114 dB 105 105...109 114 dB 105 105...
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 9. Click Next to continue with GSM1800 Rx tuning. Next actions Repeat steps 6 to 9 for GSM1800 and GSM1900 Rx band filter response compensation (GSM) Prerequisites Rx calibration must be performed before the Rx band filter response compensation. Context On each GSM Rx band, there is a band filter in front of the RF ASIC front end.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 4. Select GSM900 band. 5. Choose Tuning→GSM→Rx Band Filter Response Compensation . 6. Select Tuning mode: manual 7. Click Start. 8. Connect the signal generator to the phone, and set frequency and amplitude as instructed in the Rx Band Filter Response Compensation for EGSM900 pop-up window, step 1-3. Page 7 –24 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 RF Troubleshooting and Manual Tuning Guide 9. Nokia Customer Care To perform tuning, click OK. 10. Go through all 9 frequencies. The following table will be shown: 11. Check that the tuning values are within the limits specified in the following table: Min Typ Max Unit Ch. 965 / 923.26771 MHz -6 -1 2 dB Ch. 975 / 925.26771 MHz -3 0 2 dB Ch. 987 / 927.66771 MHz -3 0 2 dB Ch. 1009 / 932.06771 MHz -2 0 2 dB Ch. 37 / 942.46771 MHz -2 0 2 dB Ch. 90 / 953.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Min Typ Max Unit Ch. 700 / 1842.86771 MHz -3 0 3 dB Ch. 791 / 1861.06771 MHz -3 0 3 dB Ch. 870 / 1876.86771 MHz -3 0 3 dB Ch. 885 / 1879.86771 MHz -3 0 3 dB Ch. 908 / 1884.46771 MHz -6 -1 3 dB Ch. 496 / 1927.06771 MHz -6 -1 2 dB Ch. 512 / 1930.26771 MHz -3 0 2 dB Ch. 537 / 1935.26771 MHz -3 0 2 dB Ch. 586 / 1945.06771 MHz -3 0 2 dB Ch. 661 / 1960.06771 MHz -3 0 2 dB Ch. 736 / 1975.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 4. Select Mode: Automatic. 5. Select band GSM900 and click Start. 6. Click Next to start GSM1800 band TX IQ tuning. 7. Click Next to start GSM1900 band TX IQ tuning. 8. ClickFinish and then Close. Next actions Tuning sliders should be close to the center of the scale after the tuning and within the limits specified in the following table. If they are not within the limits, check Tx IQ quality manually.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care Tx power level tuning (GSM) Context Because of variations at the IC (Integrated Circuit) process and discrete component values, the actual transmitter RF gain of each phone is different. Tx power level tuning is used to find out mapping factors called 'power coefficients’. These adjust the GSM transmitter output power to fulfill the specifications.
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RM-237 RF Troubleshooting and Manual Tuning Guide Nokia Customer Care 5. Click Start.l 6. Set the spectrum analyzer for power level tuning: Frequency Channel frequency: • 897.4MHz GSM900 • 1747.8MHz GSM1800 • 1880MHz GSM1900 Span 0 Hz Sweep time 2ms Trigger Video triggering (-10dBm) Resolution BW 3MHz Issue 1 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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Nokia Customer Care RM-237 RF Troubleshooting and Manual Tuning Guide Video BW 3MHz Reference level offset sum cable attenuation with module jig attenuation Reference level 33dBm A power meter with a peak power detector can be also used. Remember to take the attenuations into account. 7. Adjust power for all bold power levels to correspond the Target dBm column by pressing + or – keys. 8. If all bold power levels are adjusted, click Next to continue with GSM900 EDGE. 9.
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RM-237 System module Nokia Customer Care Table of Contents Phone description ..................................................................................................................................................8–5 Engine......................................................................................................................................................................8–8 Engine modules ............................................................................................
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RM-237 System module Nokia Customer Care Phone description Introduction This chapter describes the system module including engine, power management, interfaces, audio etc. The baseband is based on BB5.0 with a RAPGSM main processor and Retu/Tahvo energy management. All blocks that require high voltage process are in Tahvo and all other in Retu. The RF part is based on the ASIC Ahne. RM-237 is a monoblock phone, in which all electrical components are assembled into one PWB.
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RM-237 System module Nokia Customer Care Board and module connections Figure 52 Board and module connections Engine Engine modules The engine contains • RF module with Ahne ASIC • Main processor with integrated memory (Baseband) • Energy management - Retu and Tahvo (Baseband) Page 8 –8 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 System module Nokia Customer Care • SDRAM and NOR flash memories RF engine The RF module performs the high frequency operations of the engine for GSM. In both transmitter and receiver, the modulator and demodulator operate at the channel frequency.
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RM-237 System module Nokia Customer Care • Audio block • SIM • FM radio Modes of operation The functional behavior can be divided into seven different states. Each of these states will affect the general functionality of the phone: • No supply • Backup • Power off • Reset • Power on • Deep sleep Battery and charging Battery • Type: BL-5C, Li-Ion • Capacity: 1020mAh • BSI resistor nominal value: 75 kΩ Battery temperature is measured on the NTC on the main board.
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RM-237 System module Nokia Customer Care Figure 53 Old (left) and new (right) charger plugs Charging is controlled by energy management, and external components are needed to protect the baseband module against EMC, reverse polarity and transient frequency deviation. Interfaces FM radio This phone uses a single-chip electronically tuned FM stereo radio with low voltage application. Figure 54 FM radio interface Camera Camera interface The RM-237 has a 1.
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RM-237 System module Nokia Customer Care SIM The SIM interface is the electrical interface between the SIM card and the mobile phone engine. The data communication between the SIM card and the phone is asynchronous half duplex. Figure 55 SIM interface connections SIM Logic level shifting The SIM interface can support 3V and 1.8V SIM cards. SIM Power up/down The SIM power up/down sequence is generated in Retu. This means that Retu generates the reset switch (RST) signal to the SIM.
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RM-237 System module Nokia Customer Care µSD card interface The µSD card is connected to the engine by an external level shifter and ESD protection filter. Supplied voltages: • VMMC: 2.85 V (from level shifter) • VIO: 1.8 V (from Retu) The card removal is detected by a push detect switch. User interface Display The display unit comprises a parallel interface. Keyboard All keys are placed on the main PWB.
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RM-237 System module Nokia Customer Care • 1 dynamic speaker • 1 microphone module Retu also provides an output for the vibra motor. All external audio accessories are connected to the specific audio connector. Figure 56 Audio block diagram Internal audio The internal audio components are used in these modes: Hand portable (HP) mode Microphone X Earpiece X Speaker Page 8 –14 Internal hands free (IHF) mode X X COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 System module Nokia Customer Care Connections IrDA IrDA is a fully digital peer-to-peer data link between IrDA units. The link is based on the serial transmission of data as pulses of infrared light. The IrDA module contains both RX part and TX part. The IrDA interface is integrated in RAPGSM. Datarate: 1.152 Mbit Max. operating distance: 1 m Figure 57 IR module pin ordering AV connector Headsets and other galvanic accessories are connected to the specific audio input.
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RM-237 System module Nokia Customer Care Figure 58 Bluetooth interface block diagram Main RF characteristics Table 14 Channel numbers and frequencies System GSM900 Channel number TX frequency RX frequency Unit 0 < =n <= 124 F = 890 + 0.2*n F = 935 + 0.2*n MHz 975 <= n <= 1023 F = 890 + 0.2* (n 1024) F = 935 + 0.2*(n -1024) MHz GSM1800 512 <= n <= 885 F = 1710.2 + 0.2* (n 512) F = 1805.2 + 0.2* (n-512) MHz GSM1900 512 <= n <= 810 F = 1850.2 + 0.2* (n 512) F = 1930.2 + 0.
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RM-237 System module Nokia Customer Care Parameter Unit and value Number of RF channels EGSM900: 174 GSM1800: 374 GSM1900: 300 Output Power EGSM900: GSMK 5...32.5 dBm EGSM900: 8-PSK 5...26.5 dBm GSM1800: GSMK 0...30.5 dBm GSM1800: 8-PSK 0...25.5 dBm GSM1900: GSMK 0...30.5 dBm GSM1900: 8-PSK 0...25.
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RM-237 System module Nokia Customer Care Item Values Sensitivity min. - 102 dBm (normal condition) Total typical receiver voltage gain (from antenna to RX ADC) 86 dB Receiver output level (RF level -95 dBm) 40 mVpp, single-ended I/Q signals to RX ADCs Page 8 –18 COMPANY CONFIDENTIAL Copyright © 2007 Nokia. All rights reserved.
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RM-237 Schematics Nokia Customer Care Table of Contents System Connector...................................................................................................................................................9–4 RETU, SIM, Audio .....................................................................................................................................................9–5 TAHVO ...............................................................................................................
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RM-237 Glossary Nokia Customer Care A/D-converter Analog-to-digital converter ACI Accessory Control Interface ADC Analog-to-digital converter ADSP Application DPS (expected to run high level tasks) AGC Automatic gain control (maintains volume) ALS Ambient light sensor AMSL After Market Service Leader ARM Advanced RISC Machines ARPU Average revenue per user (per month or per year) ASIC Application Specific Integrated Circuit ASIP Application Specific Interface Protector B2B Board to
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RM-237 Glossary Nokia Customer Care DPLL Digital Phase Locked Loop DSP Digital Signal Processor DtoS Differential to Single ended EDGE Enhanced data rates for global/GSM evaluation EGSM Extended GSM EM Energy management EMC Electromagnetic compability EMI Electromagnetic interference ESD Electrostatic discharge FCI Functional cover interface FPS Flash Programming Tool FR Full rate FSTN Film compensated super twisted nematic GND Ground, conductive mass GPIB General-purpose inter
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RM-237 Glossary Nokia Customer Care LPRF Low Power Radio Frequency MCU Micro Controller Unit (microprocessor) MCU Multiport control unit MIC, mic Microphone MIDP Mobile Information Device Profile MIN Mobile identification number MIPS Million instructions per second MMC Multimedia card MMS Multimedia messaging service NTC Negative temperature coefficient, temperature sensitive resistor used as a temperature sensor OMA Object management architechture OMAP Operations, maintenance, and
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RM-237 Glossary Nokia Customer Care SARAM Single Access RAM SAW filter Surface Acoustic Wave filter SDRAM Synchronous Dynamic Random Access Memory SID Security ID SIM Subscriber Identity Module SMPS Switched Mode Power Supply SNR Signal-to-noice ratio SPR Standard Product requirements SRAM Static random access memory STI Serial Trace Interface SW Software SWIM Subscriber/Wallet Identification Module TCXO Temperature controlled Oscillator Tiku Finnish for Chip, Successor of the UP