User Guide

RH-23 Company confidential
CCS Technical Documentation
Page 54 Nokia Corporation. Issue 1 03/2004
Camera fault
Figure 47: Camera failure troubleshooting
Start
Does the
viewfinder
start?
End
Yes
Check Camera
positioning in
socket X1103. OK?
Check engine PWB
in module jig. Does
camera work?
N
o
Failure in
Lowerblock
Failure in Upperblock
OR Hinge flex
Check Upper block
in module jig. Does
camera work?
Failure in Hinge
Flex. Change
and retest
Yes
Yes
N
o
Failure in
U
pp
er Block
Check X1100,
C1104-C1107 and
lines. OK?
Adjust & Retest
N
o
Yes
Change Upper Block
Flex Ass
y
& Retest
Yes
Failure in
Camera module
No
According to repair
instructions - repair or
Change Upper Block
Flex Assy. Retest
Check X302. OK?
Change/fix
& retest
No
N
o
Displays (VDIG)
working OK?
Check VDIG 1.8V from
module jig. OK?
Check N301 and
C320-C322. OK?
No
No
FM Radio
(VFLASH2
~2.8V) working
OK?
Yes
Yes
No
Check
R320-R325,
C319,
C323-C329.
OK?
No
Yes
Check C323 and also
components from
FMRadio sheet
connected to FLASH2.
OK?
No
Change
UEM (D200)
Yes
Change/fix defect
component & retest
No
Measure CamCtrlClk
from module jigs
testpoint.
Is it 13MHz?
Change
UPP
(D400)
Change HW
accelerator
D304
Yes
N
o
Retest
Figure 21: Camera failure troubleshooting