Secondary Display - Nokia 6255 Description And Troubleshooting
Baseband
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Also See for 6255:
- User manual (110 pages) ,
- Rf description and troubleshooting (78 pages) ,
- Disassembly manual (18 pages)
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6255/6255i6256/6256i (RM-19)
Baseband Description and Troubleshooting
Secondary Display
Secondary
Display
faults
Are the secondary
display LEDs on?
YES
END
Page 62
Check N2451. Is it
NO
Check Vbat at
C2470. Is it OK?
Check V2450, V2451,
and V2452. Are they
Check C2468,
C2469, and R2457.
Are they OK?
Check DLIGHT. Is it
©2005 Nokia Corporation
NO
OK?
YES
NO
YES
NO
OK?
YES
NO
YES
NO
OK?
YES
Retest
Company Confidential
Nokia Customer Care
Replace the N2451.
Check Vbat
connector and
battery.
Replace LEDs.
Replace
Replace the UEM.
Issue 2 05/2005
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