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Flow Chart of Troubleshooting
9-17
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9-10. GSM Receiver
RX ON
Cell Power : -60dBm
FEM101 Pin17≥
-65dBm
①
Yes
Resolder FEM101, L106, C104
No
Yes
No
Check MODULE101
pin10,pin16 = L
FEM101 VC1, VC2
≥ -68dBm
Check ANT Switch
control circuit
No
②
Yes
Resolder FEM101
Yes
③
FEM101
pin 13 ≥ -70dBm
pin 5,6 ≥ -70dBm
Resolder L112, L114, L113,
L115, L116
No
Yes
Check UCP201
END
Summary of Contents for GT-i6220
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