Baseband Troubleshooting Instructions
CCS Technical Documentation
Page 44
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Nokia Corporation
Issue 1 10/02
Change UPP
Phone shuts down
after 30 s?
Jammed
Page 2
Measure watchdog
signal CBUSDA from
testpoint J414.
Is it OK?
Yes
No
Measure DBUSCLK
1 MHz signal
from testpoint J413
Is it OK?
No
No
Read phone
information with Phoenix.
Is it OK?
Yes
Measure
FBUSRX signal during
phone info reading from
testpoint J412.
Is it OK?
Change UEM
Yes
Change UPP
Change UEM
Yes
Change RM8
module
Retest.
Is it OK?
Yes
No
No
No
Measure
FBUSTX signal during
phone info read from
testpoint J411.
Is it OK?
No
HG9
Содержание NSM-9DX
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