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9-2-11. WCDMA2100 Receiver
**Please Check the Main Antenna ,rear, front case, and screws, and then follow the chain below.
If you check the tx chain, Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input : 10700 CH
Amplitude : -50dBm
Normal Condition
Catch the channel?
Check L210 = -56 dBm?
Check C239 = -59 dBm?
Resolder U100 or Change
Yes
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 RFS102
No
Replace DUF201
9-67
Flow Chart of Troubleshooting
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