Nokia Lumia 925 RM-892, RM-893, RM-910
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Service Manual for L1 and L2 Nokia Lumia 925 RM-892, RM-893, RM-910 Key features Check the repair z 8.7 Mpix PureView camera with OIS policy before z Built-in wireless charging support performing any z 4.5" AMOLED WXGA display mechanical repair z New Lumia design with an anodized aluminum chassis on Service Level 1&2! Version 2.0 Exploded view Disassembly steps Disassembly video More More More Assembly steps Assembly video Solder components More More More Service devices Product controls and interfaces Service concept More More More Phone reset More ©2013 Nokia | Nokia Internal Use only | All Rights Reserved. Service Manual Level 1 and 2 Nokia Lumia 925 Exploded view RM-892, RM-893, RM-910 Version 2.0 DISPLAY ASSEMBLY 1 (I0001, I0002) DISPLAY METAL DECO I0002 I0001 CAMERA BOOT I0028 FRONT CAMERA SUPPORT CAMERA I0034 I0015 FRONT CAMERA I0016 BATTERY TYPE LABEL I0003 I0009 FLEX PROTECTIVE TAPE SIM TRAY I0032 I0029 BATTERY PMIC THERMAL PAD CONNECTOR SUPPORT I0024 I0004 LIGHT SWAP PACKAGE 3 (I0008, I0009) LIGHT SWAP PWB I0008 WATER INGRESS LABEL CONNECTOR ASSEMBLY (I0017 - I0019) MSM THERMAL PAD 4 I0036 MICROPHONE I0017 FLASH SUPPORT AV CONNECTOR I0033 I0018 USB CONNECTOR SIDE KEY ASSEMBLY I0019 I0013 FLEX PROTECTIVE TAPE I0032 BOTTOM FLEX I0014 CONNECTOR LATCH ANTENNA COAX CABLE I0007 I0023 VIBRA COAX MOUNT I0020 I0035 VIBRA SUPPORT I0031 VIBRA HOLDER SPEAKER BOX I0030 I0021 CONNECTOR SUPPORT FRAME I0022 WLAN/GPS ANTENNA MAIN ANTENNA I0011 I0012 WATER INGRESS LABEL MIMO ANTENNA I0010 SCREW TORX+ SIZE 4 RF1.2 X 2.8 I0025 SCREW TORX+ SCREW TORX+ SIZE 6 M1.6 X 3.0 SIZE 4 RF1.2 x 4.0 I0026 I0027 BACK COVER ASSEMBLY 2 (I0005, I0006) BACK COVER I0005 LED FLASH I0006 Only available Not reuseable Repair/swap as assembly after removal only in level 3 ©2013 Nokia | Nokia Internal Use only | All Rights Reserved. Service Manual Level 1 and 2 Nokia Lumia 925 Disassembly steps RM-892, RM-893, RM-910 Version 2.0 1) For disassembling you need the Nokia Standard toolkit version 2. You will also need the SIM door key, the SS-311 Back cover release tool, an AV plug, SS-317 Battery removal tool, SS-318 Protective cover and the SS-298 RF connector disassembly/assembly tool. 2) Protect the DISPLAY with protective film. 3) Release the SIM TRAY with the SIM door key and pull it out. 4) Release the shown corner of the BACK COVER with the SS-311 back cover release tool. 5) Release the top end of the BACK COVER with the SS-93 by sliding it to the direction shown. When releasing the BACK COVER, hold the SS-93 as shown to avoid damaging any components underneath the BACK COVER. Be also careful not to damage the clips holding the BACK COVER! 6) Slide the SS-93 to the direction shown to release the left side of the BACK COVER. Be careful not to damage the BACK COVER or any components underneath it! 7) Slide the SS-93 to the direction shown to release the bottom end of the BACK COVER. Be careful not to damage the BACK COVER or any components underneath it! 8) Slide the SS-93 to the direction shown to release the right side of the BACK COVER. Be careful not to damage the BACK COVER or the ANTENNA COAX CABLE underneath it! 9) When all sides of the BACK COVER are open, release the camera clip by pulling BACK COVER up while gently turning and pushing towards top end of the phone. Be careful not to damage the BACK COVER camera clip! 10) Remove the BACK COVER. Check all the BACK COVER clips for damages. Check also the camera clip. In case any of the clips are damaged, discard the BACK COVER. 11) Open the BATTERY connector with the SS-93. Always open the connectors carefully to avoid damaging them or any components nearby. 12) Unscrew the three Torx+ size 6 screws. 13) Remove the CONNECTOR SUPPORT FRAME with tweezers. 14) Open the BOTTOM FLEX connector with the SS-93. 15) Open the SIDE KEY connector. 16) Open the DISPLAY connector. 17) Open the CONNECTOR FLEX. 18) Open the FRONT CAMERA connector. 19) Note that there may be three FLEX PROTECTIVE TAPES attached to the device as shown. The tapes are not reusable so they need to be replaced during repair work. If the device does not have these tapes, they need to be placed there during assembly. One of the tapes is located between the BATTERY and the battery cavity so it can't be replaced before the BATTERY is removed. Before doing any repair work check the latest technical bulletins in KICS as there is going to be running changes in the hardware. 20) Disconnect the ANTENNA COAX CABLE connector from the ENGINE BOARD with the SS-298. Lock the SS-298 to the top of the connector as shown and lift it up carefully. Keep the other end of the ANTENNA COAX CABLE connected. Be careful not to damage the connector. 21) Lift up and remove the COAX MOUNT with tweezers. If the COAX MOUNT does not come out easily, lift it from the center and from the other end. Force should not be used when removing the COAX MOUNT. 22) Unscrew the two Torx+ size 4 screws. 23) Remove the MIMO ANTENNA with tweezers. 24) Release the ENGINE BOARD by lifting it up from the shown place with the SS-93. 25) Lift up and remove the ENGINE BOARD. Be careful not to damage any of the flexes. Use the SS-93 to guide the flexes away from the ENGINE BOARD. 26) Pull the WLAN/GPS ANTENNA to the direction shown and remove it. 27) Open the CAMERA CONNECTOR from the shown side. 28) Remove the CAMERA. 29) Remove and discard the PMIC THERMAL PAD. 30) Remove and discard the FLASH SUPPORT. 31) Release the CONNECTOR LATCH from the shown place. 32) Remove the CONNECTOR LATCH. Be careful not to damage the flex when guiding it through the CONNECTOR LATCH. 33) Remove the FRONT CAMERA. 34) Remove the CAMERA BOOT from the FRONT CAMERA. 35) Remove the FRONT CAMERA SUPPORT. Do not use it again. Discard it. 36) To remove the CONNECTOR FLEX, first gently pull the secondary microphone and the micro USB connector away from the METAL DECO ASSEMBLY. 37) Then lift up the CONNECTOR FLEX with an AV plug. 38) Remove the CONNECTOR FLEX. Do not use it again. Discard it. 39) Unscrew the two Torx+ size 4 screws. 40) Release the SIDE KEY ASSEMBLY with the SS-93 from both ends. Be careful not to damage it. 41) Remove the SIDE KEY ASSEMBLY. 42) Release the SPEAKER BOX from the shown place with the SS-93. 43) Remove the SPEAKER BOX. 44) Remove the MAIN ANTENNA from the SPEAKER BOX with the SS-93 only if either one is damaged. Remove any adhesive remains from the MAIN ANTENNA and the SPEAKER BOX. 45) Carefully disconnect the other end of the ANTENNA COAX CABLE. 46) Remove the ANTENNA COAX CABLE with tweezers. Make sure to grab the ANTENNA COAX CABLE only from the metal shields and not from the cable itself. 47) Release the BOTTOM FLEX with the SS-93. Be careful no to damage it. 48) Remove the BOTTOM FLEX. Do not use it again. Discard it. 49) Release the VIBRA HOLDER by inserting the SS-93 between the HOLDER and the VIBRA. 50) Remove the VIBRA HOLDER. If there is the VIBRA SUPPORT attached to the VIBRA HOLDER remove and discard it. Clean all the adhesive remains from the VIBRA HOLDER. Do NOT discard the VIBRA SUPPORT! Before doing any repair work check the latest technical bulletins in KICS for changes in the mechanical design of the VIBRA SUPPORT. 51) Carefully release the VIBRA with the SS-93. 52) Remove the VIBRA. The VIBRA is not reusable. Discard it. 53) Insert the DISPLAY ASSEMBLY to the SS-318 Protective cover bottom end first. 54) Push the SS-317 Battery removal tool in between the BATTERY and the METAL DECO. Slowly push the SS-317 until the BATTERY is released. Lift up and remove the BATTERY. Do not use it again. Discard it. 55) The Nokia Lumia 925 disassembly procedure is complete. -END OF DISASSEMBLY- ©2013 Nokia | Nokia Internal Use only | All Rights Reserved. Service Manual Level 1 and 2 Nokia Lumia 925 Assembly steps RM-892, RM-893, RM-910 Version 2.0 1) For assembling you need the Nokia Standard toolkit version 2. You will also need the SS-298 RF connector disassembly/assembly tool. 2) Remove the BATTERY CONNECTOR SUPPORT protective film. 3) Attach the BATTERY CONNECTOR SUPPORT to the battery connector. Be careful not to damage the battery connector. 4) Before placing the BATTERY, place the FLEX PROTECTIVE TAPE to the shown place. After placing the VIBRA and the VIBRA HOLDER, attach the loose end of the FLEX PROTECTIVE TAPE on top of the VIBRA HOLDER. Before doing any repair work check the latest technical bulletins in KICS as there is going to be running changes in the hardware. 5) Remove the BATTERY protective film. Place the BATTERY to its cavity and press it to activate the adhesive. 6) Remove the VIBRA protective film. 7) Align the VIBRA to its place by using the shown screw hole. Press the VIBRA gently to activate the adhesive. Be careful not to damage the VIBRA. 8) Place the VIBRA SUPPORT on top of the VIBRA. 9) Place the VIBRA HOLDER shown side first.