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Level 3 Repair
8-4-1. GSM850 RX
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Check L109 = -55dBm ?
Resolder U103 or Change
Continuous Rx ON
RF Input : 190 CH
Amplitude : -50dBm
Yes
Normal condition
Catch the channel?
Yes
Yes
Yes
The End
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
No
Check Antenna contact
No
Replace PAM100
8-32
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