Nokia 7600 - SIM Card Fault

CCS Technical Documentation 6-Troubleshooting
Company Confidential NMM-3
Issue 1 (11/2003) Copyright  2003 Nokia Corporation Page 6-7
Company Confidential
SIM Card Fault (Insert SIM / Card Rejected)
End
Start
Set phone to
LOCAL mode. Is
it OK?
No
Check BSI circuit
including X200, R204,
R209, R214 and C226.
If OK replace UEME
Measure FBUS
TX-line during
flashing. Is it
~1.8V?
Check SIM lines, if
OK replace UEME
D200.
Replace TIKU
D300
Y
es
Measure VSIM
V
oltage on C405.
Is it ~3.0V?
Check SIM
power-up
sequence. Is it OK
Y
es
No
No
Y
es
Check SIM connector
makes good contact
to SIM X405. OK?
No
Replace SIM
connector X405
Y
es