Nokia Asha 308 User manual

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1

Table of contents

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Check the repair

policy before

performing any

mechanical repair

on Service Level

1&2!

Service Manual for L1 and L2

Nokia Asha 308

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

Nokia Asha 309

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

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

Service devices Product controls and interfaces Service concept

Solder components

©2012 Nokia | Nokia Internal Use only | All Rights Reserved.

More More More

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Service Manual Level 1 and 2

Nokia Asha 308

Nokia Asha 309

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

Version 1.0

Exploded view

A-COVER

I0001

EARPIECE

I0003

UI FRAME

I0005

LIGHT SWAP PWB

I0007

CAMERA

I0011

AV JACK

I0014

DC JACK

I0015

B-COVER

I0021

SIM DOOR

I0016

TOUCH PANEL

I0002

DISPLAY

I0004

IHF SPEAKER

I0012

D-COVER

I0018

MICRO SD CARD DOOR

I0017

TYPE LABEL

I0010

DOMESHEET

I0006

ANTENNA MODULE

I0013

FEM SHIELDING LID

I0009

BB SHIELDING LID

I0008

SCREW TORX+ SIZE 5

M1.4 X 2.7

I0019

SCREW TORX+ SIZE 4

M1.4 x 4.5

I0020

A-COVER ASSEMBLY

(I0001 - I0003)

1

D-COVER ASSEMBLY

(I0012 - I0018)

3

LIGHT SWAP PACKAGE

(I0006 - I0010) 2

ANTENNA MODULE ASSEMBLY

(I0012, I0013) 4

v1.0 Only available

as assembly

Not reuseable

after removal

Repair/swap

only in level 3

©2012 Nokia | Nokia Internal Use only | All Rights Reserved.

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.

Protect the DISPLAY with protective film.

Protect the inner side of the TOUCH WINDOW with protective film.

Use the dental tool to release the EARPIECE. Remove the EARPIECE with tweezers. Do not use it again.

Discard it. Be careful not to injure yourself with the sharp end of the dental tool.

Disconnect the DISPLAY CONNECTOR with the SS-93. Be careful not to damage the connector or any

components nearby.