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Nokia Mobile Phones Customer Care E&A
Technical Services, Repair Concepts
5.7 LCD problems
Send to
Service Center
Service Manual 5510 Level 2
LCD
problem
Check and
clean pads of
LCD (MU4, top
side)
Check spring
contacts of the
LCD
(lightguide,
bottom side)
ok ?
No
Change light
guide I008
ok ?
No
Check and
clean pads of
board to board
Connector
(MA4, top
side)
Check spring
contacts of
board to board
Connector
J301 (MU4,
bottom side)
ok ?
No
Change UI
module MU4
I017
No
ok ?
Yes
PAGE 21 (34)
Confidential
- connection
- optical condition
- mech. condition
- corrosion
- connection
- optical condition
- mech. condition
- corrosion
End
Copyright 2001 © Nokia Mobile Phones
Approved 1.0
SQX 00306-en MWy
20.11.2001
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