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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
9-
31
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9-2-8. UMTS Transmitter
Tx ON
RF output : 9750 CH
OUT PWR : 24dBm
CN800 Check
Pin #2,3
≥
22dBm ?
YES
NO
D800 Check
Pin #4
≥
22dBm ?
DUF700 Check
Pin #11
≥
20dBm ?
PAM700 Check
Pin#1,20
≥
15dBm ?
CN800
Resolder or Change
D800
Resolder or Change
DUF700
Resolder or Change
THE END
NO
NO
YES
YES
PAM700
Resolder or change
NO
F600 Resolder or change
U600 Resolder or change
YES
YES
YES
NO
NO
F600 check
pin#1,4
≥
-20dBm ?
U600 check
pin#51
≥
-20dBm