Tx Path Troubleshooting - Nokia 1265 Description And Troubleshooting

Nokia Customer Care

Tx Path Troubleshooting

Tx path
Faults
Measure DC test
points at Table 1. Is it
OK?
YES
Measure Tx RF test
points 6
at Table 2. Is it OK
YES
Measure Tx RF test
points 1
at Table 2. Is it OK
YES
Measure Tx RF test
points 2
at Table 2. Is it OK
YES
Measure Tx RF test
points 3
at Table 2. Is it OK
YES
Measure Tx RF test
points 4
at Table 2. Is it OK
YES
If RF Antenna feed point pad obstructed,
clean the pad. Connect System Simulator
to MS antenna. Is it OK
Note:
•
U6010 is underfilled and can not be replaced.
• Memory IC is underfilled and can not be replaced.
• The shield case can not be reused after removal.
• After using the heatgun, the domesheet needs to be replaced.
Issue 1 04/2007
NO
Check U6010,U700
Rehear solder
NO
joints of L732,
C714
Change QSC6010
NO
Reheat solder joints of L223, U6010
NO
Reheat solder
NO
joints of U6010
Reheat solder joints of U6010
NO
NO
© 2007 Nokia Corporation
RF Description and Troubleshooting
Reheat solder joints of U6010
NO
Change U6010
NO
Check Antenna Module
Company Confidential
1265 (RH-103)
Page 11