nokia 308 x
Service Manual for L1 and L2
Nokia Asha 308 (RM-838 / RM-852) Dual-SIM
Nokia Asha 309 (RM-843 / RM-844) Single-SIM
Nokia Asha 310 (In China, Nokia Asha 3100)
(RM-911) Dual-SIM Wi-Fi
Key features
S40 operating system with Full Touch UI
Dual SIM (Nokia Asha 308, Nokia Asha 310, Nokia 3100)
Wi-Fi (Nokia Asha 309, Nokia Asha 310, Nokia 3100)
Capacitive touch screen
EA Games Gift (40 free games)
Version 2.0
Check the repair
policy before
performing any
mechanical repair
on Service Level
1&2!
Exploded view Disassembly steps Assembly hints
More More More
Service devices Product controls and interfaces Service concept
More More More
Solder components
More
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
Service Manual Level 1 and 2
Nokia Asha 308, Nokia Asha 309,
Nokia Asha 310, Nokia Asha 3100
RM- 838, RM-852 / RM-843, RM- 844 / RM-911
Version 2.0
Version Date Description
1.0 25.09.2012 First published version
2.0 18.02.2013 Added Nokia Asha 310/3100 (RM-911) Dual- SIM Wi-Fi information,
Updated Solder components page
Version history
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
Service Manual Level 1 and 2
Nokia Asha 308, Nokia Asha 309,
Nokia Asha 310, Nokia Asha 3100
RM-838, RM-852 / RM-843, RM-844 / RM-911
Version 2.0
A-COVER ASSEMBLY
(I0001 - I0003)
1
A-COVER
I0001
EARPIECE
I0003
UI FRAME
I0005
Exploded view
TOUCH PANEL
I0002
DISPLAY
I0004
LIGHT SWAP PWB
D-COVER ASSEMBLY
(I0012 - I0018)
3
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
2
4
SCREW TORX+ SIZE 4
v1.0
M1.4 x 4.5
I0020
B-COVER
I0021
Only available
as assembly
©2013 Nokia | Nokia Internal Use only | All Rights Reserved.
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,
Nokia Asha 310, Nokia Asha 3100
RM- 838, RM-852 / RM-843, RM- 844 / RM-911
Version 2.0
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.
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