Nortel Networks 8010co - Manual (Page 71)

Chapter 3 Problem solving 71
Installing the Breaker Interface Panel for the Ethernet Routing Switch 8010co Chassis
Corrective actions
To resolve problems with the BIP or the 8010co chassis and components, follow
the corrective actions suggested in
Table 5 .
Table 5 Corrective actions
Symptom Probable cause Corrective action
The (red) shelf
alarm cable fault
LED on the BIP
front panel is on,
and the (yellow)
MINOR indicator is
on steady. Shelf alarm cables are not
installed or installed
incorrectly. Check to see that the shelf alarm cables are secure and
installed correctly, see
“Installing shelf alarm cables” on
page 61 .”
Shelf alarm jumpers not
configured or configured
incorrectly. Check the shelf alarm jumper settings, see “Accessing
the alarm module” on page 30 .”
The (yellow)
MINOR indicator is
on steady. A single chassis fan tray is
faulty. Locate and replace the faulty chassis tray, see the
appropriate product chassis installation manual.
A single power supply is
faulty. Locate and replace the faulty power supply, see the
appropriate product chassis installation manual.
The (red) MAJOR
indicator is on
steady. Two chassis fan trays are
faulty. Locate and replace the faulty chassis trays.
See the appropriate product chassis installation manual,
for replacement and removal of system components.
Two power supplies are
faulty. Locate and replace the faulty power supplies.
See the appropriate product chassis installation manual,
for replacement and removal of system components.
An overcurrent condition
has occurred with one or
more power supplies. This fault condition causes the associated circuit
breaker(s) on the BIP front panel to trip, and also lights
the circuit breaker LED.
Locate and replace the faulty power supplies.
See the appropriate product chassis installation manual,
for replacement and removal of system components.
The master CPU has
failed and the second
(redundant) CPU has
taken over system
operations. Locate and replace the faulty CPU.
See the appropriate product chassis installation manual,
for replacement and removal of system components.