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Connecting CO Alarm to the Alarm System
The following procedure is optional. Follow this procedure only if you want to connect to
a CO alarm system. See
8-Pin Modular Connector for Alarm Relay Interface
on
page 28 for pin-out information.
" Procedure
To connect the 8610 DSLAM to a CO alarm system:
1. Plug the 8-pin modular cable into the ALM INTF connector on the front of the 8610
chassis.
2. Remove the modular plug connector at the end of the cable, strip the wires and
connect to the desired CO alarm system outputs.
Troubleshooting
Symptom Possible Cause Solutions
Either the PWR A
or PWR B LEDs,
or both, are OFF.
Failure in a single chassis
within a stack.
No power.
1. To clear the power alarm,
remove the power from the
chassis and disconnect the
powered-off chassis from the
management daisy chain
(bypassing the failed chassis).
2. Using a voltmeter, check for
p
ower at the terminal
power at t
h
e term
i
na
l
connections.
– If there is power, call your
sales representative for
service.
– If there is no power at the
terminal, call the appropriate
electrician.
Fan Alarm LED is
ON
Fan failure. Go to the stack to see which
chassis is reporting the fan alarm.
To clear the fan alarm, contact your
service technician to replace the
Hotwire 8610 chassis.