Toshiba ET 2000 User manual

Service Manual for L1 and L2

Nokia Lumia 1520

RM-937, RM-938, RM-939, RM-940 (AT&T)

Key features

 5.98" ClearBlack display  2GB RAM  32 GB Internal mass memory (16 GB AT&T)  20 MP camera  Wireless charging

Version 1.0

Check the repair

policy before

performing any

mechanical repair

on Service Level

1&2!

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

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Phone reset

Service Manual Level 1 and 2

Nokia Lumia 1520

RM-937, RM-938, RM-939, RM-940 (AT&T) Version 1.0

DISPLAY ASSEMBLY

(I0001 - I0003)

LIGHT SWAP PACKAGE

(I0013 - I0015)

DISPLAY

I0003

EARPIECE

I0009

SIDE KEY FLEX

I0005

VIBRA FLEX

I0004

VIBRA SUPPORT

I0022

LIGHT SWAP PWB

I0014

SKYPE CAMERA

I0013

Exploded view

TOUCH WINDOW I0001

CHASSIS I0002

BATTERY ADHESIVE I0007

BATTERY I0006

BOTTOM MODULE 0017

IHF ANTENNA I0016

SCREW TORX+

SIZE 4 M1.2 X 2.6

I0024

DISPLAY CONNECTOR SUPPORT

BRIDGE CONNECTOR SUPPORT

*Only in AT&T

variant RM-940

I0021

I0023

SCREW TORX+

SIZE 4 M1.2 X 2.6

I0024

CAMERA

I0020

PMA FLEX

I0028

LED FLASH

I0011

AV FLEX

I0012

SCREW TORX+

SIZE 2 M1.4 x 2.0

I0025

TYPE LABEL

I0015

SD TRAY

I0027

Only available as assembly

SCREW TORX+ SIZE 4 M1.2 X 2.6 I0024

COAX CABLE 2 I0019

COAX CABLE 1 I0018

HEAT SPREADER I0008

SHOCK ADHESIVE I0029

UNIBODY MODULE

(I0010 - I0012, I0028*)

UNIBODY I0010

IMEI LABEL I0015

SIM TRAY I0026

TYPE LABEL I0015

Not reuseable after removal

Repair/swap only in level 3

Service Manual Level 1 and 2

Nokia Lumia 1520

RM- 937, RM-938, RM-939, RM- 940 (AT&T) Version 1.0

Disassembly steps

1) For disassembling you need the Nokia Standard toolkit version 2. You will also need the SIM door key, the unibody opening frame SS-321, the RF cable disassembly/assembly tool SS-298 and the battery release tool SS-317.

Note that the device used in this disassembly procedure is RM-940.

2) The power must be off during the disassembly procedure.

3) Protect the DISPLAY with protective film.

4) Release the SD TRAY with the SIM door key and pull the tray out.

5) Release the SIM TRAY with the SIM door key and pull the tray out.

6) Use tweezers to remove the IMEI LABEL. Store the IMEI LABEL on non-stick surface so it can be reassembled.

7) Unscrew the TORX+ size 2 LOCKING RAIL SCREW.

8) Use the unibody opening frame SS-321 to separate the DISPLAY ASSEMBLY and the UNIBODY ASSEMBLY. First place the bottom end of the device into the frame.

9) Place the top end of the device into the frame.

10) Start releasing the DISPLAY by pressing the device upper end from back side. Press both sides so that the top end of the DISPLAY lifts up from UNIBODY ASSEMBLY.

11) Remove the unibody opening frame SS-321 and continue separating the DISPLAY by moving the UNIBODY ASSEMBLY carefully from side to side with hands.

12) The DISPLAY and the UNIBODY ASSEMBLY can now be separated.

13) Use the SS-93 to detach one corner of the SHOCK ADHESIVE and then peel it off with fingers. Do not use it again. Discard it.

14) Use the SS-93 to detach one corner of the HEAT SPREADER then peel it off with fingers. Do not use it again. Discard it.

Do not damage the battery surface. Be careful not to leave residues from HEAT SPREADER around the battery connector as it may cause shortcircuit. If adhesive residues are left on MSM shield lid, remove them with isopropyl alcohol.

15) Unscrew this TORX+ size 4 screw. Do not use it again. Discard it.

16) Detach the BRIDGE CONNECTOR SUPPORT with tweezers.

Be careful not to damage the connectors underneath or any nearby components.

17) Use the SS-93 to open the BATTERY CONNECTOR.

Be careful not to damage the connector or any nearby components.

18) Use the SS-93 to open the BRIDGE CONNECTOR.

Be careful not to damage the connector or any nearby components.

19) Detach the BRIDGE FLEX from the BATTERY with fingers.

20) Use the SS-93 to release the DISPLAY CONNECTOR SUPPORT.

21) Remove the DISPLAY CONNECTOR SUPPORT with tweezers.

22) Use the SS-93 to open the SIDE KEY FLEX CONNECTOR.

Be careful not to damage the connector or any nearby components.

23) Use the SS-93 to open the DISPLAY CONNECTOR.

Be careful not to damage the connector or any nearby components.

24) Disconnect this RF CABLE with the SS-298. Lock the SS-298 to the top of the connector as shown and lift it up carefully.

Be careful not to damage the connector or any nearby components.

25) Also disconnect the second RF CABLE with the SS-298. Lock the SS-298 to the top of the connector as shown and lift it up carefully.

Be careful not to damage the connector or any nearby components.

26) Lift the first RF CABLE carefully from the cavity with fingers.

Do not use tweezers or sharp tools as those may damage the cable.

27) Lift the second RF CABLE carefully from the cavity with fingers.

Do not use tweezers or sharp tools as those may damage the cable.

28) Unscrew the four TORX+ size 4 screws. Do not use them again. Discard them.

29) Separate the IHF ASSEMBLY.

30) Use the SS-93 to carefully detach the BOTTOM MODULE from the IHF ANTENNA. Lever the BOTTOM MODULE from both ends to loosen the adhesive.

Be careful not to damage the components underneath the BOTTOM MODULE.

31) The BOTTOM MODULE and the IHF ANTENNA can now be separated.

32) Disconnect the RF CABLEs with the SS-298. Lock the SS-298 to the top of the connectors as shown and lift it up carefully.

Be careful not to damage the connectors or any nearby components.

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