Cisco Cisco Prisma II EDR Receiver インストールガイド
Troubleshooting Alarm Conditions
133
Alarm
Function
Possible Causes
Possible Solutions
PsOk
Bus voltage
status
status
Power supply failure
Check power supply
Communication
Status
Status
Status of LCI
communication
with module
(also indicated
by negative poll
count)
communication
with module
(also indicated
by negative poll
count)
LCI cable
disconnected
disconnected
Receiver module
failure
failure
PC serial port not
operating correctly
operating correctly
Check LCI cable
Replace receiver
module
module
Reconfigure PC serial
port
port
Rx1_LOS
Loss of signal
for Rx1
for Rx1
Broken fiber
Transmitter failure
Faulty OPM
Low input power
Alarm limits set
incorrectly
incorrectly
Check, clean fiber
Check transmitter
Replace faulty OPM
Rx2_LOS
Loss of signal
for Rx2
for Rx2
Broken fiber
Transmitter failure
Faulty OPM
Low input power
Alarm limits set
incorrectly
incorrectly
Check, clean fiber
Check transmitter
Replace faulty OPM
Rx3_LOS
Loss of signal
for Rx3
for Rx3
Broken fiber
Transmitter failure
Faulty OPM
Low input power
Alarm limits set
incorrectly
incorrectly
Check, clean fiber
Check transmitter
Replace faulty OPM
Rx4_LOS
Loss of signal
for Rx4
for Rx4
Broken fiber
Transmitter failure
Faulty OPM
Low input power
Alarm limits set
incorrectly
incorrectly
Check, clean fiber
Check transmitter
Replace faulty OPM