Nokia Asha 308, Asha 309, RM838, RM852, RM843 Service Manual

...

Service Manual for L1 and L2

Nokia Asha 308

(RM-838 / RM-852) Dual-SIM

Nokia Asha 309

(RM-843 / RM-844) Single-SIM

Check the repair

Key features

S40 operating system with Full Touch UI Dual SIM (Nokia Asha 308) / Wi-Fi (Nokia Asha 309) Capacitive touch screen EA Games Gift (40 free games)

Version 1.0

Exploded view Disassembly steps Assembly hints

More More More

policy before

performing any

mechanical repair

on Service Level

1&2!

Service devices Product controls and interfaces Service concept

More More More

Solder components

Service Manual Level 1 and 2

Nokia Asha 308 Nokia Asha 309

RM-838, RM-852 / RM-843, RM-844 Version 1.0

A-COVER ASSEMBLY

(I0001 - I0003)

A-COVER

I0001

EARPIECE

I0003

UI FRAME

I0005

Exploded view

TOUCH PANEL I0002

DISPLAY I0004

LIGHT SWAP PWB

D-COVER ASSEMBLY

(I0012 - I0018)

I0007

CAMERA

I0011

AV JACK

I0014

DC JACK

I0015

SIM DOOR

I0016

LIGHT SWAP PACKAGE

ANTENNA MODULE ASSEMBLY

(I0006 - I0010)

DOMESHEET I0006

FEM SHIELDING LID I0009

BB SHIELDING LID I0008

(I0012, I0013)

IHF SPEAKER I0012

ANTENNA MODULE I0013

D-COVER I0018

MICRO SD CARD DOOR I0017

TYPE LABEL I0010

SCREW TORX+ SIZE 4

v1.0

M1.4 x 4.5

I0020

B-COVER

I0021

Only available as assembly

SCREW TORX+ SIZE 5 M1.4 X 2.7 I0019

Not reuseable after removal

Repair/swap only in level 3

Service Manual Level 1 and 2

Nokia Asha 308 Nokia Asha 309

RM- 838, RM-852, RM-843, RM- 844 Version 1.0

Disassembly steps

For disassembling you need the Nokia Standard toolkit version 2. You will also need a DC plug, an AV plug and the camera removal tool SS-276.

Note that the disassembly instructions are made with the Dual SIM variant (Nokia Asha 308, RM-838 and RM-852).

Protect the TOUCH WINDOW with protective film.

Use the opening notch to release the BATTERY COVER.

Remove the BATTERY COVER.

Unscrew the four Torx+ size 4 screws in the order shown. Do not use them again. Discard them.

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

To detach the A-COVER, first release the left side of the bottom end of the A-COVER with the SRT-6.

Continue to release the A-COVER with the SRT-6 on the SIM and SD CARD DOOR side. Be careful not to damage the SIM or SD CARD DOOR while releasing the A-COVER.

Release the right side of the bottom end of the A-COVER with the SRT-6.

Release also the LOCK KEY side with the SRT-6. Be careful not to damage the LOCK or VOLUME KEYS while releasing the A-COVER.

To remove the A-COVER, first lift up the bottom end and then release the top end.

Remove the A-COVER.

+ 17 hidden pages