Nokia Lumia 925 User manual

Check the repair
policy before
performing any
mechanical repair
on Service Level
1&2!
Service Manual for L1 an
d
L2
Nokia Lumia 925
RM-892, RM-893, RM-910
Key features
z8.7 Mpix PureView camera with OIS
zBuilt-in wireless charging support
z4.5" AMOLED WXGA display
zNew Lumia design with an anodized aluminum chassis
Version 2.0
Exploded view Disassembly steps Disassembly video
Assembly steps Assembly video Solder components
Service devices Product controls and interfaces Service concept
Phone reset
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
More More More
More More More
More More More
More

Service Manual Level 1 and 2
Nokia Lumia 925
RM-892, RM-893, RM-910
Version 2.0
Exploded view
METAL DECO
I0001
BATTERY
CONNECTOR SUPPORT
I0004
CONNECTOR LATCH
I0007
FLEX PROTECTIVE TAPE
I0032
VIBRA
I0020
MIMO ANTENNA
I0010
WATER INGRESS LABEL
WATER INGRESS LABEL
LED FLASH
I0006
CAMERA BOOT
I0028
FRONT CAMERA SUPPORT
I0034
FRONT CAMERA
I0016
SIM TRAY
I0029
VIBRA HOLDER
I0030
VIBRA SUPPORT
I0031
MICROPHONE
I0017
AV CONNECTOR
I0018
USB CONNECTOR
I0019
CONNECTOR SUPPORT FRAME
I0022
WLAN/GPS ANTENNA
I0011
TYPE LABEL
I0009
DISPLAY
I0002
BATTERY
I0003
FLEX PROTECTIVE TAPE
I0032
PMIC THERMAL PAD
I0024
COAX MOUNT
I0035
SPEAKER BOX
I0021
BACK COVER
I0005
LIGHT SWAP PWB
I0008
MSM THERMAL PAD
I0036
FLASH SUPPORT
I0033
CAMERA
I0015
SIDE KEY ASSEMBLY
I0013
BOTTOM FLEX
I0014
ANTENNA COAX CABLE
I0023
MAIN ANTENNA
I0012
SCREW TORX+
SIZE 4 RF1.2 X 2.8
I0025
SCREW TORX+
SIZE 6 M1.6 X 3.0
I0026
SCREW TORX+
SIZE 4 RF1.2 x 4.0
I0027
LIGHT SWAP PACKAGE
(I0008, I0009)
3
CONNECTOR ASSEMBLY
(I0017 - I0019)
4
DISPLAY ASSEMBLY
(I0001, I0002)
1
BACK COVER ASSEMBLY
(I0005, I0006)
2
Only available
as assembly
Not reuseable
after removal
Repair/swap
only in level 3
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

Service Manual Level 1 and 2
Nokia Lumia 925
RM-892, RM-893, RM-910
Version 2.0
Disassembly steps
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.