7900 Prism RM-264 Service Manual Level 1&2 SERVICE MANUAL Level 1&2 RM-264 Transceiver characteristics: Band: EGSM: Quad-band 850/900/1800/1900MHz WCDMA: 850/2100MHz Display: LCD: O-LED display (320x240 pixel); 16M colors Camera: Camera: 2.
7900 Prism RM-264 Service Manual Level 1&2 TABLE OF CONTENTS . 2. 3. 4. 5. 6. 7. 8. 9. 0. . 2. Page Page CHANGE HISTORY 3 3 COPYRIGHT 4 WARNINGS AND CAUTIONS 4 ESD PROTECTION 5 CARE AND MAINTENANCE 5 BATTERY INFORMATION 6 EXPLODED VIEW 7 LEVEL 2 SOLDER COMPONENTS 8 SERVICE TOOLS 9 SW UPDATE DISASSEMBLY INSTRUCTION 10 ASSEMBLY INSTRUCTION 16 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 . CHANGE HISTORY Status Version No. Date Comments Draft 0.1 07.Sept.2007 Initial draft Approved 1.0 12.Sept.2007 Approval The purpose of this document is to help NOKIA service levels 1 and 2 workshop technicians to carry out service to NOKIA products. This Service Manual is to be used only by authorized NOKIA service suppliers, and the content of it is confidential. Please note that NOKIA provides also other guidance documents (e.g.
7900 Prism RM-264 Service Manual Level 1&2 3. WARNINGS AND CAUTIONS Warnings and Cautions Please refer to the phone’s user guide for instructions relating to operation, care and maintenance including important safety information. Note also the following: Warnings: 1. 2. 3. 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.
7900 Prism RM-264 Service Manual Level 1&2 5. 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.
7900 Prism RM-264 Service Manual Level 1&2 7. EXPLODED VIEW See corresponding ITEM/CIRCUIT REF in the Spare Parts Service Bulletins on NOL. Page (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
900 Prism RM-264 Service Manual Level 1&2 8. LEVEL 2 SOLDER COMPONENTS Page (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 9. SERVICE TOOLS FLS-5 incl. ACF-8, Driver and User ACF-8 Travel Charger AC-6 Guide Universal Power Supply is used to Small and lightweight charger for Dongle and flash device incorporated power FLS-5. fast charging of your phone battery. into one package, developed specifically for POS use. CA-101 Service Cable to connect the PC with the Micro USB connector.
7900 Prism RM-264 Service Manual Level 1&2 0. SW UPDATE Flash Concept – (Point of Sales) To use FLS-5 Flash Dongle you have to follow the user guide inside the sales package. Please check always for the latest version of flash software, which is available on NOKIA Online. Page (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 . DISASSEMBLY INSTRUCTION 1. Nokia 7900 Prism. Disassembly. 2. You will need the Nokia Standard Toolkit version 2. Also refer to the General Mechanical Guideline Video for additional hints about the tools and component handling. 3. Always cover all sensitive surfaces with a protective film. Slide the B-COVER ASSY in the shown direction and remove it. Remove the battery if inserted. 4. Undo the first three Torx 4 PLUS screws in the order shown. 5.
7900 Prism RM-264 Service Manual Level 1&2 7. Then remove the A-COVER ASSY. 8. Remove the KEYMAT ASSEMBLY. 9. Release and remove the EARPIECE. 10. Undo the five Torx 5 PLUS screws in the order shown and remove them. 11. Unlock the DISPLAY BACK PLATE with the dental pick. 12. The DISPLAY BACK PLATE and the PWB are fixed with the adhesive together. First lift the DISPLAY BACK PLATE beginning at the shown side paying attention to the snap. Page 11 (18) CONFIDENTIAL Copyright © 2007 NOKIA.
7900 Prism RM-264 Service Manual Level 1&2 13. Lift the other side of the BACK PLATE. 14. Then place the SS-93 on the SHIELDING CAN of the PWB and lift the DISPLAY BACK PLATE to separate the parts from each other. 15. Take special care to the AV FLEX. 16. Carefully separate the AV FLEX from the DISPLAY BACK PLATE with the SS-93. 17. Place the DISPLAY onto the UI FLEX and gently open the connector. Remove the BACK PLATE with the DISPLAY. 18. Open the AV FLEX connector and remove the AV FLEX ASSEMBLY.
7900 Prism RM-264 Service Manual Level 1&2 19. Note the correct position of the CAMERA GASKET when replacing. 20. Remove the TOP COVER ASSY and discard it. 21. Carefully open the coax connector with tweezers. 22. Open the UI FLEX connector. 23. Pay attention to the flex contacts of the VIBRA. 24. Lift the ENGINE MODULE on the shown side and remove it from the C-COVER. Page 13 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 25. Carefully remove the IHF SPEAKER. 26. Remove the IHF SPEAKER ADHESIVE from the C-COVER. 27. Remove the VIBRA and ensure that no adhesive remains. 28. Slightly push on the FLASH BOARD ASSEMBLY to release the adhesive. 29. Discard the FLASH BOARD ASSEMBLY and also ensure that no adhesive remains. 30. Lift the coax cable with the SS-93. Page 14 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 31. Unlock the clip of the ANTENNA ASSEMBLY. 32. Do the same at the other side and remove the ANTENNA ASSEMBLY. 33. Unlock and remove the ANTENNA GROUNDING. The disassembly procedure is now finished. Page 15 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 2. ASSEMBLY INSTRUCTION 2. You will need the Nokia Standard Toolkit version 2. Also refer to the General Mechanical Guideline Video for additional hints about the tools and component handling. 1. Nokia 7900 Prism. Assembly hints. 3. Fit the ANTENNA GROUNDING SPRING to the C-COVER. 5. Place the IHF SPEAKER with the new IHF SPEAKER ADHESIVE into the C-COVER. Pay attention to the correct position of the spring contacts. Page 16 (18) 4.
7900 Prism RM-264 Service Manual Level 1&2 7. Fit the VIBRA with the new VIBRA ADHESIVE into its place. 8. Pay attention to the correct position of the VIBRA. 9. Carefully close the UI FLEX connector and the coax connector. 10. Gently close the AV FLEX connector. 11. Connect the DISPLAY to the PWB. 12. Fit the hook into the C-COVER to secure the DISPLAY BACK PLATE. Page 17 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
7900 Prism RM-264 Service Manual Level 1&2 13. Insert the screws and tighten them to the torque of 15Ncm 14. Pay attention to the correct position of the spring contacts when fitting the EARPIECE. in the order shown. 15. Fit a new TOP COVER ASSY. 16. Check the correct position of the TOP COVER ASSY. 17. Insert the screws and tighten them to the torque of 12Ncm 18. Continue on the other side. in the order shown. Page 18 (18) CONFIDENTIAL Copyright © 2007 NOKIA. All rights reserved.
