Samsung GT-B7330 Service Manual page 82

Flow Chart of Troubleshooting
9-2-5. DCS1800 Receiver
**If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input : 698 CH
Amplitude : -50dBm
Normal Condition
Catch the channel?
Check L116 >= -55 dBm?
Resolder U100 or Change
Yes
Yes
Yes
The End
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No
Check Antenna Contact
No
Replace RFS101
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