Checking Power Supply Leds Regularly; Figure 3 Switch Fabric Module Leds; Table 2 Switch Fabric Module Fan Led - Nortel 8300 Series Maintenance Manual

Figure 3
Switch fabric Module LEDs
The following table describes the Switch fabric module LED indicators.
Table 2
Switch fabric module fan LED
Fan 1, 2

Checking power supply LEDs regularly

To maintain the power supplies, follow these guidelines:
Step
1
Copyright © 2004-2007, Nortel Networks
.
Green/Steady
Amber/Steady
Action
With the chassis power on, verify that the power output LED for each
power supply lights green.
"Location of the LED on 8301AC, 8302AC and power supplies"
(page 24) shows the location for the LED on the 8301AC, 8302AC
power supplies.
CAUTION
Do not mix power supply types.
When installing and running PoE modules, the 8306 or
8310 cannot contain different power supply types: all
power supplies must be the same type (either Ethernet
Routing Switch 8301AC or 8302AC power supplies).
If they are not the same, all PoE (8348TX-PWR,
8348GTX-PWR) modules lose PoE.
Nortel Ethernet Routing Switch 8300 Series
Routine Maintenance
NN46200-514 03.01 Standard
4.0 27 August 2007
Checking power supply LEDs regularly 23
The specified fan is operating normally.
A fan tray is not present in the specified slot,
is not turned on, or has failed.