Руководство По Установке для Cisco Prisma II bdr Dig Rev 2 1 Dual Mux Sys for High Density Installations
5-4
Maintenance and Troubleshooting
78-715193-01 Rev C
Troubleshooting Alarm Conditions
Alarm Conditions
If the red ALARM indicator is illuminated or is blinking, check the ICIM or LCI to
determine the cause of the alarm.
Alarm
Alarm Condition
Indicati
on
Possible Cause
Rcv1Pres
Receiver sub-module
1 not present
Fault
Receiver 1 not present.
Rcv2Pres
Receiver sub-module
2 not present
Fault
Receiver 2 not present.
Rcv1_LOS
Receiver sub-module
1 loss of signal
Fault
Check fiber line and data into
receiver sub-module 1.
Rcv2_LOS
Receiver sub-module
2 loss of signal
Fault
Check fiber line and data into
receiver sub-module 2.
Framing
The signal cannot be
framed
Fault
Check fiber connection path, and
bdr transmitter.
Power_In
Power supply
indicates a fault
Fault
Check power cord. Make sure
power supply is fully seated.
+1_8VInt
Internal 1.8 Voltage
Fault
Check power supply module(s).
+3_3VInt
Internal 3.3 Voltage
Fault
Check power supply module(s).
ProcTemp
Module Temperature Fault
Check fan tray operation.
FPGA
FPGA operation
Fault
Indicates the internal FPGA has
stopped working. Unit needs
repair.
OSM_Comm Cannot communicate
with the optical
receiver sub-module
Fault
Cannot communicate with the
receiver. Reseat or replace the
receiver sub-module.
APDBias1
APD1 bias incorrect
Fault
Re-seat receiver sub-module 1.
Replace if necessary.
APDBias2
APD2 bias incorrect
Fault
Re-seat receiver sub-module 2.
Replace if necessary.
Clock100
Internal clock
generator
Fault
Unit needs repair.