Lenovo S960 Manuale di servizio - Pagina 30

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LENOVO S960 Cellphone Service Manual

Problem: Item Rx Path Loss failed.

Reason: Receiving channel has a problem.

Troubleshooting:

Rx Path Loss failed.

Do PA module (U2201) and RF

connector (CON2201) have a dry joint

problem?

Do duplexers U2102, U2101

and their channels have dry

joint problems?

Does RF receiver and transmitter

U2105 have a dry joint problem?

Check U1101.

Problem: Item TPC failed.

Reason: Emission channel has a problem.

Troubleshooting:

4.3.1 WCDMA Rx Path Loss calibration

Re-solder.

4.3.2 WCDMA TPC calibration

Page 30

Re-solder.