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9-2.RF
9-2-1. EGSM Receiver
Continuous RX ON
RF Input : 62 CH
AMP : -50dBm
NORMAL CONDITION
Catch the channel ?
YES
DUF800 Check
Pin #12 ≥ -55dBm ?
YES
DUF800 Check
Pin #13 ≥ -55dBm ?
YES
U601 Check
Pin#37,38 ≥ -55dBm ?
YES
THE END
NO
NO
NO
NO
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting and Circuit Diagrams
Check antenna contact
DUF800 Resolder or Change
DUF800 Resolder or Change
Check the path of DUF800
and U601
9-22
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