Charger Faults - Nokia 6088 Baseband Description And Troubleshooting

Nokia Customer Care

Charger Faults

Charger
Faults
Connect the charger
and make sure the
battery is
connected.
Check the
"VBATT_ID". Is it
about 75k Ohm or 81k
Ohm?
YES
Measure voltage at
VEXT_DC (TPX161).
Is it >4.5V?
YES
Read MOBILE
TERMINAL_THERM
value. Is it room
temperature?
YES
Measure voltage
between pin#1 and pin#3
of Q400. Is it >0.7V
YES
Change Q400
Issue 1 10/2006 © 2006 Nokia Corporation
Baseband Description and Troubleshooting
Check/ change DC
Jack, C108, R110 and
NO
VDD_MSMA.
Check/ change DC Jack,
F1, L101, D1006, D1007,
NO
C1030, C866, C874 and
Q400.
Check NTC R4021 and
C300 and R300. Are
NO
they OK?
YES
MSM6025 is defective,
phone can not be
repaired and must be
replaced.
Check R851.
NO
Is it OK?
YES
Reheat solder joints or
change PM 6610
Company Confide
6088 (RM218)
Replace NTC
NO
C300or R300
Reheat solder joints/
NO
change R851
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