GSM TELEPHONE SGH-E570 GSM TELEPHONE CONTENTS 1. Specification 2. Exploded View and Parts list 3. Chart of Troubleshooting 4. Array course control 5. Block Diagrams 6. PCB Diagrams 7. MAIN Electrical Parts List 8. Reference data 9. Safety Precautions 10.
This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. ⓒ Samsung Electronics Co.,Ltd. 2006. 12. Rev.1.
Contents 1. Specification 1-1. GSM/CDMA General Specification ...........................................................................1-1 1-2. GSM TX power class ...............................................................................................1-2 2. Exploded View and Parts list 2-1. Cellular phone Exploded View ..................................................................................2-1 2-2. Cellular phone Parts list .................................................................
Contents 4. Array course control 4-1. Downloading Binary Files ......................................................................................4-2 4-2. Pre-requsite for Downloading ................................................................................4-2 4-3. S/W Downloader Program .....................................................................................4-3 5. Block Diagrams 6. PCB Diagrams 7. MAIN Electrical Parts List 8. Reference data 8-1. Reference Abbreviate ................
1. Specification 1-1. GSM General Specification G SM900 Phase 1 EG SM 900 Phase 2 DCS1 800 Phase 1 PCS190 0 Fr eq. Band[ MHz] Uplink/Downlink 890 ~915 935 ~960 880~ 915 925~ 960 1710~1 785 1805~1 880 18 50~191 0 19 30~199 0 ARFCN r ange 1~ 124 0~ 124 & 975~ 1023 512~8 85 5 12~810 Tx/ Rx sp acing 45 MHz 45 M Hz 95 MHz 80 M Hz Mod. Bit rat e/ Bit Per iod 270. 833 kbp s 3. 692 us 270. 833 kbps 3.6 92 us 2 70.83 3 kbps 3.69 2 us 27 0.833 kbps 3 .
Specification 1-2.
2. Exploded View and Parts List 2-1.
Exploded View and Parts List 2-2.
Exploded View and Parts List Description SEC CODE CBF INTERFACE-DATA LINK CABLE GH39-00444A ADAPTOR-SGHE690,BLK,EU,A_TYPE GH44-01361A UNIT-EARPHONE,20P,B-TYPE GH59-03883A LABEL(P)-WATER SOAK GH68-02026A MPR-INSU TAPE GH74-24056A MPR-INSU TAPE GH74-29995A LABEL(P)-WATER SOAK GH68-02026A PMO-BRACKET FPCB HOLE GH72-36267A MPR-GASK TAPE GH74-28704A MPR-VINYL BOHO MAIN WINDOW IN GH74-29683A MPR-TAPE WINDOW MAIN GH74-28696A MPR-INSU TAPE GH74-27956A MPR-TAPE LED GH74-17926A MPR-TAPE
Exploded View and Parts List 2-3. Disassembly 1 2 1) Remove five points of Rear Screw. 2) Lift up Rear Case softly 1) Remove Screw Covers by a Pincette.
Exploded View and Parts List 5 6 1)Disassemble the Folder from Front Case 1) remove TAPE ※ caution ※ caution 1) Be Careful not to get a damage of front 1) Be Careful not to get damage of Con To Con 2) Be Careful not to get a damage of FPCB 3)Be Careful not to get a damage around Cases and FPCB 7 8 1) Remove Screw Covers by a Pincette. ※ caution 1) Remove Screw Covers by a Pincette. 2) Be Careful not to get a damage of lower 1)Remove two points of Screw.
Exploded View and Parts List 9 10 1) Open Hooker in the Upper Hinge decomposition groove by a pincette. 2) Disassemble the Side of Hookers by assembly stick 1)Separate the motor and speaker from lower case 3)separate F-PCB by a Pincette. ※ caution 1) Be careful not to get a damage of FPCB and ※ caution 2) Be careful not to get a damage around cases. 1) Be careful not to get a damage of speaker & motor. 2) Be careful not to get a damage around cases.
Exploded View and Parts List 9 10 1) Separate INTENNA from REAR ※ caution 1) Be careful not to get a damage around cases.
Exploded View and Parts List 2-4. Assembly 1 2 1)Assemble a INTENA after inserting upper RIB 1)Insert the camera module From lower part. first. ※ caution ※ caution 1) Be careful not to get a damage of CAMERA FPCB 1) Be careful not to get a damage around cases.
Exploded View and Parts List 5 6 1) Drive two screws on Folder. 1) Assemble 2 screw covers on Folder. 7 8 1) Insert the Con To Con to front hole. 2) Assemble the folder to Front case. 1) Insert the KeyPad From front part. ※ caution ※ caution 1) Be careful not to get a damage around cases. 1) Insert KeyPad according to the Front standard 2) Be careful not to get a damage of FPCB rib.
Exploded View and Parts List 9 10 1) Assemble a PBA 2) Assemble LCD CONNECTOR 3) Assemble Camera Key and Volume Key 1) Assemble TAPE ※ caution ※ caution 1) Be Careful not to get damage of Con To Con 1) Be careful not to get a damage of FPCB 2) Make sure snap sounds when insert. 11 12 1) Assemble Rear Case SET. 1) drive 4 screws on rear case. ※ caution ※ caution 1) Be careful not to get a damage of Front case. 1) Be careful not to get a damage of Front case.
Exploded View and Parts List 13 1)Insert Screw Caps by pincette. ※ caution 1) Be careful not to get a damage of Front case.
3. Flow Chart of Troubleshooting 3-1. Baseband 3-1-1. Power ON 'Power ON' Does not work Check the current consumption Current consumption NO Down load again ≥100mA ? YES Check the V bat. voltage NO Voltage ≥ 3.3V ? Charge the Battery YES Check the pins of UCP101 NO C232 ≥ 1.6V ? Check U205 and C232 YES C213=2.9v, C214 = 2.9V? NO YES HPEIO=1.8V? NO Check UCP201 and C217 YES Check the clock signal NO at pin #19 of UCD600 Check the clock generation circuit (OSC600) Freq.
Flow Chart of Troubleshooting VBAT VCORE_1.5 VCCD_1.8 VCCD_1.6 R217 U205 6 IN LX 1 L201 D201 5 GND GND 2 4 OUT 3 _SHDN C235 C232 C236 L 608 VBAT RTX_QP RTX_QN RTX_IN RTX_IP GSM74137_OUT DCS74137_OUT VRF_2.
Flow Chart of Troubleshooting VCCD_2.9 VCCA_2.9 VCCD_1.8 VCCD_2.
Flow Chart of Troubleshooting 3-4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting 3-1-2. Initial Initial Failure NO The voltage at the C217=1.8V? Check the UCP201 (If it has some problem, it has to be replaced.) YES The voltage at the R121 NO (the pin #k9 of UCP201) Check the UCP201,R121 (If it has some problem, it has to be replaced.) "Low -> High" ? YES NO There is 32.768KHz wave Check the OSC101 form at the C126, C128 ? YES The voltage at the NO Check the UCP201 C214=2.
Flow Chart of Troubleshooting W2 V1 V16 T14 U15 T17 T13 L5 M4 K12 P12 P16 P18 P17 M19 M16 J16 R14 U18 H3 G6 G4 H2 J15 J13 K13 L12 L13 L15 L14 M14 N14 H19 F19 H17 G16 P15 P19 G5 V17 V19 U16 U19 W17 R13 KEYBRD8 KEYBRD9 KEYBRD10 KEYBRD11 PIO38_MCI_CLK PIO08_MCI_CMD PIO21_MCI_DAT0 PIO22_MCI_DAT1 PIO23_MCI_DAT2 PIO24_MCI_DAT3 PIO39_MCI_CMD_EN PIO40_MCI_DAT_EN PIO43_MCI_DAT0_EN X1RTC X2RTC RTCALARMN OSC32OUT PIO19_PWRKEEP PIO20_SYSCLKREQ PWM1_PIO46 PIO10 PIO25 PIO26 PIO27 PIO28 PIO32 UCP101 D_A1 D_A0 TEST3 T
Flow Chart of Troubleshooting 3-7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting 3-1-3. Sim Part "Insert SIM" is displayed on the LCD Check the SIM connector's NO (CD201)connection to SIM card? Resolder or change CD201 YES NO Check the voltage at Pin #11 of CN201 >=2.
Flow Chart of Troubleshooting T_FLASH_2.8 CD201 1 2 3 4 5 6 7 8 9 SD_DAT3 SD_CMD SD_CLK SD_DAT0 VSIM SIM_RST RSB6.8G RSB6.8G RSB6.8G RSB6.
Flow Chart of Troubleshooting 3-1-4. Microphone Part Micro-phone does not work YES NO Is the assembled status of Microphone O.K? Reassemble the microphone YES Check the DC bias voltage on Mic path. NO The voltage of C212=2.
Flow Chart of Troubleshooting R343 VCCA_2.
Flow Chart of Troubleshooting 3-1-5. Receiver Part There is no sound from the Receiver YES NO Is the terminal of Receiver O.K? Replace the Receiver(same Speaker) YES NO IS there any signals at the Pin #P11,#N12 of UCP201? Check UPC201, R312,R313 YES END 3-1-6. Speaker Part There is no sound from the Speaker NO Is the terminal of Speaker O.
Flow Chart of Troubleshooting VBAT C301 3 4 AMP_EN R316 R314 VDD VDD VDD GN D U302 VIM AMP_OUT_N VSS 10 VIP L302 VOP 9 EN 6 5 R315 L301 7 AMP_OUT_P VDD R308 VDD R309 C310 13 14 VSS 11 VSS AMP_IN_P C312 15 VOM 12 VSS AMP_IN_N 2 16 VDD 17 18 NC 19 NC 1 VREF 8 C306 C315 C311 C316 VBAT C307 AMP_OUT_P AOUTBN_SW SPK+ 13 R312 10 11 12 4S2 EAR_SEL D3 9 V C C 14 1S1 15 D 1 16 AOUTBP_SW 8 5 SPKAOUTAN 3S2 2S 2 AMP_OUT_N 3-4IN 3S 1 D2 4S1 U301 7
AMP_IN_P AMP_IN_N EAR_IN_N EAR_IN_P Flow Chart of Troubleshooting CODEC_3.3V VCCD_1.
Flow Chart of Troubleshooting 3-1-7. Camera Part Camera function does not work NO Check the connect HDC401? Connect the HDC401 YES NO C411 = 1.8V? Check the UCP201 YES C413 = 2.
Flow Chart of Troubleshooting VCCD_2.9 U402 C407 C1 A6 C6 F4 J8 F3 A2 D6 H7 VCCD_1.8 C408 LCD_DATA(0:15) C410 C411 C413 C412 D(0:15) WALK_EN H4 J5 J6 J2 H3 J1 G2 E3 H2 H1 F2 G1 E2 D3 D2 F1 H6 G4 D(0) D(1) D(2) D(3) D(4) D(5) D(6) D(7) D(8) D(9) D(10) D(11) D(12) D(13) D(14) D(15) C9 D7 D8 D9 E7 E8 F6 F7 F5 F8 F9 G9 G8 G7 H9 G6 C7 B6 B7 A8 A7 A5 B5 A4 C5 D5 B4 A3 C4 B9 C8 CAM_RESET_1.
Flow Chart of Troubleshooting 3-1-8. Mp3 Display Part There is no MP3 sound from Earphone Are there any signal at the pin #5,7 of IFC301? YES Replace the Earphone NO Are there any signal at the pin #7,11 of U301? YES Check or Replace U301,C340,C341 NO NO C330 = 1.8V ? Check & Replace UCP201 YES NO L300 = 3.
Flow Chart of Troubleshooting VBAT USB_5V VCCD_1.
Flow Chart of Troubleshooting 3-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting 3-1-9. Pedometer Part pedometer does not work YES NO Resolder or change The voltage at the C125=2.8V? U103. YES NO IS there any pulse at the Pin #P32 of U106? Resolder or change U106. YES NO IS there any pulse at the Resolder or change C129,C130,C131 ? U105.
Flow Chart of Troubleshooting WALK_2.8 WALK_2.
Flow Chart of Troubleshooting VBAT WALK_2.
Flow Chart of Troubleshooting 3-2.RF 3-2-1. EGSM RX Continuous RX ON RF Input : 62 CH AMP : -50dBm NO NORMAL CONDITION Catch the channel ? Check soldered status of C602 YES NO F600 Check Pin #6 ≥ -65dBm ? Resoer or Change C601 , L600 YES F600 Check Pin #12,13 ≥ -65dBm ? NO F600 Resolder or Change YES UCD600 Check Pin#6, 7 ≥ -65dBm ? NO Check soldered status of L602, L603, C609 YES UCD600 Check Pin#34(C214) =2.9V? NO UCP201 Change or resolder YES NO UCD600 Check Pin#21 :26MHz? Vp_p 1.
Flow Chart of Troubleshooting 3-2-2. DCS RX Continuous RX ON RF Input : 62 CH AMP : -50dBm NO NORMAL CONDITION Catch the channel ? Check soldered status of R618 YES NO F600 Check Pin #6 ≥ -65dBm ? Resoer or Change C601 , L600 YES F600 Check Pin #10,11 ≥ -65dBm ? NO F600 Resolder or Change YES UCD600 Check Pin#8,9 ≥ -65dBm ? NO Check soldered status of L605 , U607 YES UCD600 Check Pin#34(C214) =2.9V? NO UCP201 Change or resolder YES UCD600 Check Pin#21 :26MHz? Vp_p 1.
Flow Chart of Troubleshooting 3-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting 3-2-3. PCS RX Continuous RX ON RF Input : 62 CH AMP : -50dBm NO NORMAL CONDITION Catch the channel ? Check soldered status of C602 YES NO F600 Check Pin #6 ≥ -65dBm ? Resoer or Change C601 , L600 YES F600 Check Pin #12,13 ≥ -65dBm ? NO F600 Resolder or Change YES UCD600 Check Pin#10,11 ≥-65dBm? NO Check soldered status of L606 , L607 YES UCD600 check Pin#34(C214)= 2.9V? NO UCP201 Change or resolder YES UCD600 Check Pin#21 :26MHz? Vp_p 1.
Flow Chart of Troubleshooting 3-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting 3-2-4. EGSM TX Continuous TX ON condition TX Power DAC : 600 code Applied CH : 62 RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF. Level : 10dBm ATT. : 20dB PAM600 Pin 12 About 32 dBm? NO YES F600 Pin#4 = 2.8V? NO UCP201 Check & Change YES PAM600 Pin#4 ,5 : VBAT? F600 ,RFS601 R613,c601,L600 Check & Change NO BATTERY Check & change YES NO PAM600 pin #7 about 5dBm ? YES PAM600 Pin #1 :2.9V ? NO YES PAM600 Check & Change NO UCP201 check UCD600 Pin 34 : 2.
Flow Chart of Troubleshooting 3-2-5. DCS // PCS TX Continuous TX ON condition TX Power DAC : 520 code Applied CH : 698 ch(DCS) , 650 ch(PCS) RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF. Level : 10dBm ATT. : 20dB PAM600 Pin 14 about 29dBm ? NO F600 Pin#2 = 2.8 ? NO UCP201 Check & Change YES YES F600 ,RFS601 R613,c601,L600 Check & Change PAM600 Pin#4 ,5 : VBAT? NO BATTERY Check & change YES NO PAM600 pin #2 about 5dBm ? YES PAM600 Pin #1 :2.
Flow Chart of Troubleshooting 3-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting L 608 VBAT ANT601 1 1 2 2 3 3 4 4 5 5 6 6 RTX_QP RTX_QN RTX_IN RTX_IP C602 R601 34 33 32 38 37 36 35 40 41 LOMON VDIG ENA IP|TX_IP IM|TX_I M QM|TX_QM TXLB TXHB VCC3 SXENA CLK LATCHENABLE 1800LNA_N 1900LNA_N 1900LNA_P 14 DATAIN VCC2 XTAL 31 C607 C608 30 29 28 27 XOENA SX_EN SERCLK SERLE SERDAT 26 25 24 23 22 OSC600 4 3 21 XTUNE 1800LNA_P RXENA U607 CHIPENA 900LNA_P LPFADJ 11 NC 900LNA_N 13MHZ_26MHZ|XBUF 10 1 2 R602 R603 C613 2
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Array course control Software Downloading 4-1. Downloading Binary Files 1) Three binary files for E570 -E570XXYY.s3 4-2. Pre-requsite for Downloading ● Downloader Program (OptiFlash.
Array course control 4-3. S/W Downloader Program 1. Load the binary download program by executing the "OptiFlash.exe" 2. Select the Options -> Settings -> Generic -> Specify hardware platform . Choose hardware platform for the downloader file setting.
Array course control 3. Select the COM port when the download cable is connected Up to twelve ports are supported. Additionally you can select the maximum transfer speed OptiFlash will use to communicate with the phone.
Array course control 4. Select the Flash&Verify -> Browse Set the directory path and choose the latest s/w binary, for example E570XXYY.s3 for the downloader binary setting. Make sure that not to change the reserved memory regions.
Array course control 5. Click "OK" button then press "Flash" (Before pressing "Flash" button, push the button "*" and "END" at the same time. Then press "Flash".) Downloader will upload the binary file as below for the downloading. 6. When downloading is finished successfully, there is a "All is well" message. 7. After finishing downloading, Certain memory resets should be done to guarantee the normal performance. 8. Confirm the downloaded version name and etc.
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PCB Diagrams U10 1 LED50 2 LED50 1 VK501 SEND TEST RI GHT LEFT MENU UP I DOWN TCK TDI TDO STO PWR CLEAR MV_IN T U608 1 4 TMS 3 2 MV_CS 5 TEST_TCK TEST_TM S 6 TEST_TD I TEST_TD O CP_OEN 7 * ROM1_C S D(0) TRST A(1) A(2) 8 FLASH_RESE T WALK_RESE T MISO RAM1_C S SCK CP_WEN MOSI DB_RX D DB_TX D VCCD 0 9 SHARP 6-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization
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Main Electrical Parts List SEC CODE Design LOC Discription 1205-002272 U202 IC-TRANSCEIVER SA 1205-002944 UCD600 IC-TRANSCEIVER SA 1205-003064 U501 IC-DATA COMM./GEN.
Main Electrical Parts List SEC CODE Design LOC Discription 2007-008054 R104 R-CHIP SA 2007-008055 R101 R-CHIP SA 2007-008055 R106 R-CHIP SA 2007-008055 R111 R-CHIP SA 2007-008055 R112 R-CHIP SA 2007-008055 R225 R-CHIP SA 2007-008055 R331 R-CHIP SA 2007-008055 R410 R-CHIP SA 2007-008137 R221 R-CHIP SA 2007-008419 R337 R-CHIP SA 2007-008419 R338 R-CHIP SA 2007-008419 R339 R-CHIP SA 2007-008420 R214 R-CHIP SA 2007-008420 R216 R-CHIP SA 2007-008478 R2
Main Electrical Parts List SEC CODE Design LOC Discription 2007-008516 R119 R-CHIP SA 2007-008516 R120 R-CHIP SA 2007-008516 R305 R-CHIP SA 2007-008516 R307 R-CHIP SA 2007-008516 R320 R-CHIP SA 2007-008516 R321 R-CHIP SA 2007-008516 R336 R-CHIP SA 2007-008516 R340 R-CHIP SA 2007-008516 R342 R-CHIP SA 2007-008516 R604 R-CHIP SA 2007-008531 R404 R-CHIP SA 2007-008542 R102 R-CHIP SA 2007-008542 R103 R-CHIP SA 2007-008542 R107 R-CHIP SA 2007-008542 R1
Main Electrical Parts List SEC CODE Design LOC Discription 2007-009111 R335 R-CHIP SA 2007-009124 R405 R-CHIP SA 2007-009154 R312 R-CHIP SNA 2007-009154 R313 R-CHIP SNA 2007-009160 R220 R-CHIP SA 2007-009208 R344 R-CHIP SA 2007-009208 R345 R-CHIP SA 2007-009314 R614 R-CHIP SA 2007-009408 R611 R-CHIP SA 2203-000189 C334 C-CER,CHIP SA 2203-000254 C114 C-CER,CHIP SA 2203-000311 C618 C-CER,CHIP SA 2203-000330 C126 C-CER,CHIP SA 2203-000330 C128 C-CER,CHI
Main Electrical Parts List SEC CODE Design LOC Discription 2203-005682 C426 C-CER,CHIP SA 2203-005682 C427 C-CER,CHIP SA 2203-005682 C512 C-CER,CHIP SA 2203-005682 C513 C-CER,CHIP SA 2203-005682 C622 C-CER,CHIP SA 2203-005683 C120 C-CER,CHIP SA 2203-005683 C419 C-CER,CHIP SA 2203-005683 C425 C-CER,CHIP SA 2203-005683 C621 C-CER,CHIP SA 2203-005725 C342 C-CER,CHIP SA 2203-005725 C601 C-CER,CHIP SA 2203-005725 C607 C-CER,CHIP SA 2203-005727 C140 C-CER,CHIP
Main Electrical Parts List SEC CODE Design LOC Discription 2203-006194 C404 C-CER,CHIP SA 2203-006194 C414 C-CER,CHIP SA 2203-006194 C502 C-CER,CHIP SA 2203-006194 C503 C-CER,CHIP SA 2203-006194 C504 C-CER,CHIP SA 2203-006194 C615 C-CER,CHIP SA 2203-006257 C217 C-CER,CHIP SA 2203-006257 C239 C-CER,CHIP SA 2203-006260 C215 C-CER,CHIP SA 2203-006305 C204 C-CER,CHIP SA 2203-006305 C206 C-CER,CHIP SA 2203-006305 C509 C-CER,CHIP SA 2203-006305 C612 C-CER,CHIP
Main Electrical Parts List SEC CODE Design LOC Discription 2203-006423 C304 C-CER,CHIP SA 2203-006423 C309 C-CER,CHIP SA 2203-006423 C318 C-CER,CHIP SA 2203-006423 C320 C-CER,CHIP SA 2203-006423 C325 C-CER,CHIP SA 2203-006423 C327 C-CER,CHIP SA 2203-006423 C328 C-CER,CHIP SA 2203-006423 C330 C-CER,CHIP SA 2203-006423 C408 C-CER,CHIP SA 2203-006423 C409 C-CER,CHIP SA 2203-006423 C413 C-CER,CHIP SA 2203-006423 C501 C-CER,CHIP SA 2203-006423 C606 C-CER,CHIP
Main Electrical Parts List SEC CODE Design LOC Discription 2203-006562 C322 C-CER,CHIP SA 2203-006562 C407 C-CER,CHIP SA 2203-006562 C410 C-CER,CHIP SA 2203-006562 C411 C-CER,CHIP SA 2203-006562 C412 C-CER,CHIP SA 2203-006562 C421 C-CER,CHIP SA 2203-006562 C422 C-CER,CHIP SA 2203-006562 C506 C-CER,CHIP SA 2203-006562 C507 C-CER,CHIP SA 2203-006647 C129 C-CER,CHIP SA 2203-006647 C130 C-CER,CHIP SA 2203-006647 C131 C-CER,CHIP SA 2203-006648 C113 C-CER,CHIP
Main Electrical Parts List SEC CODE Design LOC Discription 2703-002370 L603 INDUCTOR-SMD SA 2703-002586 L605 INDUCTOR-SMD SA 2703-002586 U607 INDUCTOR-SMD SA 2703-002700 L606 INDUCTOR-SMD SA 2703-002700 L607 INDUCTOR-SMD SA 2703-002910 L600 INDUCTOR-SMD SA 2703-003111 L201 INDUCTOR-SMD SA 2801-004458 OSC401 CRYSTAL-SMD SA 2801-004466 OSC101 CRYSTAL-SMD SA 2801-004552 OSC600 CRYSTAL-SMD SA 2801-004560 U503 CRYSTAL-SMD SA 2901-001324 U401 FILTER-EMI/ESD SA 2
8. Reference data 8-1. Reference Abbreviate AAC: Advanced Audio Coding. AVC : Advanced Video Coding.
9. Safety Precautions 9-1. Repair Precaution ● Repair in Shield Box, during detailed tuning. Take specially care of tuning or test, because specipicty of cellular phone is sensitive for surrounding interference(RF noise). ● Be careful to use a kind of magnetic object or tool, because performance of parts is damaged by the influence of manetic force. ● Surely use a standard screwdriver when you disassemble this product, otherwise screw will be worn away. ● Use a thicken twisted wire when you measure level.
Safety Precautions 9-2. ESD(Electrostatically Sensitive Devices) Precaution Several semiconductor may be damaged easilly by static electricity. Such parts are called by ESD(Electrostatically Sensitive Devices), for example IC,BGA chip etc. Read Precaution below. You can prevent from ESD damage by static electricity. ● Remove static electricity remained your body before you touch semiconductor or parts with semiconductor.
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