Sim Card Fault (Insert Sim / Card Rejected) - Nokia NPL-3 Series Troubleshooting Instructions

NPL-3
Troubleshooting Instructions

SIM card fault (Insert SIM / Card rejected)

Start
Insert SIMor
Card rejected
fault?
No
End
Page 38
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Figure 36: SIM card troubleshooting
Set phone to LOCAL
Yes
mode. Is it OK?
Yes
Measure VSIM voltage
from X386. Is it ~3.0V?
Yes
Check SIM power-up
sequence. Is it OK?
Yes
ãNokia Corporation.
CCS Technical Documentation
Check BSI-line including
No X100,C100,C240,R202 and
R206. If OK, change UEM.
Check VSIM-line
(X386,C390,R386,C203).
No
If OK, change R388.
If still fail, change UEM.
Check SIM lines (X386). If
No OK, change R388. If still fail,
change UEM.
Change UPP
Issue 1 3/03