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Flow Chart of Troubleshooting
9-47
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9-2-5. DCS1800 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.
Replace RFS102
Resolder U100 or Change
Check Antenna Contact
No
No
Yes
Yes
Yes
Normal Condition
Catch the channel?
Check L113 >= -55 dBm?
The End
Continous Rx ON
RF Input : 698 CH
Amplitude : -50dBm
Содержание GT-B7320L
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