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Level 3 Repair
8-31
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8-4-3. GSM 900 Receiver
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Replace F101
Resolder PAM101
or Change
Check Antenna Contact
No
No
Yes
Yes
Yes
Normal Condition
Catch the channel?
Check L105 >= -55 dBm?
The End
Continuous Rx ON
RF Input : 62 CH
Amplitude : -50dBm