Nokia Lumia 625, RM-941, RM-942, RM-943 Service Manual

Service Manual for L1 and L2

3

Nokia Lumia 625

RM-941, RM-942, RM-94

Key features

z 4.7" LCD Display
z 2G/3G/4G connectivity
z Bluetooth 4.0 with Bluetooth LE
z 5 Mpix main camera and 0.3 Mpix front camera

Version 1.0

Exploded view Disassembly steps Disassembly video

Check the repair

policy before

performing any

mechanical repair

on Service Level

1&2!

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 625

RM-941, RM-942, RM-943
Version 1.0

Exploded view

DISPLAY CONNECTOR FILM

TOUCH PANEL

EARPIECE ADHESIVE

SIDE KEY FLEX

LIGHT SWAP PACKAGE

(I0010 - I0022)

1

TOP SHIELDING LID

FRONT CAMERA RUBBER

PROXIMITY SENSOR RUBBER

THERMAL PAD U2700

THERMAL PAD U500

THERMAL PAD U1100

BOTTOM SHIELDING LID

AV CONNECTOR SPONGE

TOUCH PANEL

CONNECTOR RUBBER

SCREW TORX+ SIZE 5

I0003

I0001

A-COVER

I0005

I0007

EARPIECE

I0006

I0008

I0012

I0018

I0017

I0021

I0019

I0020

I0011

I0013

I0016

M2.5 x 2.8

I0024

BATTERY

I0026

DISPLAY MODULE
I0002

DISPLAY MYLAR
I0038

DISPLAY FLEX ADHESIVE
I0004

RF CABLE
I0009

SUB BOARD ASSEMBLY

(I0033 - I0035)

SUB BOARD PWB
I0033

SIDE KEY SUB BOARD
CONNECTOR RUBBER
I0034

SPEAKER SEALING SPONGE
I0035

LIGHT SWAP PWB
I0010

DISPLAY AND SIDE KEY
CONNECTOR RUBBER
I0015
BATTERY CONNECTOR
RUBBER
I0014

CAMERA
I0023

BATTERY ADHESIVE
I0025

BATTERY MYLAR
I0027

3

IHF SPEAKER

I0029

I0032

D-COVER

I0028

SCREW TORX+ SIZE 5

M2.5 x 3.6

I0036

Only available
as assembly

©2013 Nokia | Nokia Internal Use only | All Rights Reserved.

D-COVER ASSEMBLY

(I0028 - I0032)

SPEAKER ADHESIVE
I0030LED FLASH FLEX
VIBRA
I0031

TYPE LABEL
I0022

BATTERY COVER
I0037

Not reuseable
after removal

2

Repair/swap
only in level 3

Service Manual Level 1 and 2

Nokia Lumia 625

RM- 941, RM-942, RM-943
Version 1.0

Disassembly steps

1) For disassembling you need the Nokia Standard Tool kit version 2. You will also need the RF connector
disassembly/assembly tool SS-231 or the SS-298 and the camera removal tool SS-305.

2) Protect the TOUCH PANEL with protective film.

3) Release the BATTERY COVER from the bottom end by pushing from the USB connector hole.

4) Remove the BATTERY COVER.

5) Unscrew the eight Torx+ size 5 screws in the order shown. Do not use the screws again. Discard them.

6) To remove the D-COVER, first release the two shown clips on the top of the device. Use the SRT-6 to
push up the D-COVER from the shown place.

7) Then release the three shown clips from the right side of the device with the SRT-6.

8) Then release the two shown clips from the bottom of the device.

9) Lift up and remove the D-COVER.

10) Open the BATTERY connector with the SS-93. Be careful not to damage the connector or any
components nearby.

11) Release the adhesive holding the BATTERY from the bottom with the SS-93.

12) Remove the BATTERY.

13) Peel off the BATTERY MYLAR. Do not use it again. Discard it.

14) Open the TOUCH PANEL connector with the SS-93. Be careful not to damage the connector or any
components nearby.

15) Open the DISPLAY connector.

16) Open the SIDE KEY FLEX connector.

17) Open the SUB BOARD SIDE KEY FLEX connector.

18) Release the RF-CABLE connector from the main ENGINE BOARD with the SS-231. Lock the SS-231 to
the top of the connector as shown and lift it up carefully. Note that the SS-298 can also be used to
disconnect the RF CABLE.

19) Release the RF CABLE connector also from the SUB BOARD side.

20) Unscrew the two Torx+ size 5 screws. Do not use the screws again. Discard them.

21) To remove the main ENGINE BOARD, first release the adhesive holding it from the shown side with
the SS-93.

22) Then push with SS-93 to release the clip located by the TOUCH PANEL connector.

23) Lift up the ENGINE BOARD from the bottom end and remove it.

24) To remove the SUB BOARD, first release the shown clip with the SRT-6 from the shown place.

25) Then release the two clips located on both sides of the USB connector.

26) Lift up and remove the SUB BOARD.

27) Release the EARPIECE with the dental tool. Be careful not to injure yourself with the sharp end of the
dental tool. Remove the EARPIECE with tweezers. Do not use it again. Discard it.

28) Remove and discard the EARPIECE ADHESIVE with the dental tool.

29) Peel off the SIDE KEY FLEX from the A-COVER with the SS-93.

30) Then release the SIDE KEYS from the side of the A-COVER.

31) Remove the SIDE KEY FLEX. Do not use it again. Discard it.

32) Remove the RF CABLE by first releasing it from the two metal holders on the A-COVER.

33) Grab the RF CABLE from the metal sheet and remove it.

34) Start releasing the TOUCH PANEL by inserting the SS-93 to the EARPIECE hole. Turn the SS-93
sideways and slide it to the direction shown.

35) Then release the right side of the TOUCH PANEL by sliding the SRT-6 along the side.

36) Then release the bottom side of the TOUCH PANEL by sliding the SS-93 under it. Keep the edge of
the SS-93 outside the TOUCH PANEL to avoid damaging the sponge underneath.

37) Then release the left side of the TOUCH PANEL by sliding the SRT-6 along the side.

38) Lift up the TOUCH PANEL from the bottom and use the SS-93 to release the rest of the adhesive
from the top end.

39) Remove the TOUCH PANEL. Be careful not to damage the connector when guiding it through the A­COVER.

40) Protect the DISPLAY with protective film.

41) Remove and discard the DISPLAY MYLAR with tweezers.

42) Peel off the DISPLAY flex from the A-COVER.

43) Release the DISPLAY by slightly pushing it out from the shown place with the sharp end of the SS-93.

44) Then carefully push the SS-93 under the DISPLAY from the shown place and release the adhesive
holding it.