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Flow Chart of Troubleshooting
9-36
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9-12. DCS Receiver
YES
NO
YES
NO
NO
YES
YES
NO
YES
RX ON
Sector PWR = -50dBm
F100 pin 11 >=
- 60 dBm
Resolder RFS100,
L100, L101, C103, C109
Check R103, R105,
R109, UCP200
Check F100 truthtable
Pin 5,6 :
LOW
Pin 4 : HIGH
F100 pin 19,20 >=
- 70 dBm
Resolder or Change
F100
U100 pin 38,39 >=
- 75 dBm
Resolder or Change
L103, L104, L105, C118
Check U100
& UCP200
Содержание SGH-I780
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