Nokia Asha 308 User manual
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.
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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.
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