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Flow Chart of Troubleshooting
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9-27
9-13. DCS Receiver
Yes
Check PAM100
pin 13(DCSRX)
≥
-65dBm
No
Resolder or Change
PAM100
Yes
Yes
END
Check UCP200
pin E1, D1 (DCSRX)
≥
-65dBm
>
No
Resolder or Change
F101
Check UCP200
MOD_STANDBY= "HIGH"
PON_PA= "LOW"
BAND= "HIGH"
Yes
No
Resolder or Change
UCP200
RX ON
RF INPUT=698CH
AMP=-50dBm
Check C127, C128 and L108
Not ok