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Chapter 12 Troubleshooting the Installation
70 Avaya P460 Installation and Maintenance Guide
Powering up the I/O Modules
Problem Possible Cause Solution
I/O modules do not
power up
No Supervisor
module installed
Install supervisor module
(see “Supervisor Module
Installation“ on page 14)
Supervisor module
not functioning
Replace supervisor module
Insufficient Power
Budget
Add PSUs
Remove un-needed I/O
modules or
Disable power to the
appropriate I/O slots. See
the set slot power
command
Rearrange I/O Modules to
reflect priority
Power disabled to
I/O slot
Enable power to slot. See
the set slot power
command.
I/O modules powered
down automatically
Fan module removed
for more than five
minutes
Re-insert fan module
Power down chassis
Power up chassis