Green Led Off On Module Power Supply (Dc Power) - Nortel Meridian 1 Manual

Symptom:

Green LED off on module power supply (DC power)

The green LED is off on one of the following power supplies:
— EEPE power supply: NT5K12
— PE power supply: NT6D40
— CE power supply: NT6D41
— Ringing generator: NT6D42
— CE/PE power supply: NT6D43
You may receive a system message indicating the status of the power supply.
See "PWR" in the X11 system messages guide and use this procedure to clear
the problem.
Replace equipment as described in Meridian 1 hardware replacement
(553-3001-520).
Possible cause
Disconnected
power cable
Defective power
supply
Action
Check the power cable connection to the power supply.
If the cable is connected, check power cable connections to each module
below the affected one (see Figure 6).
If all power cables are connected, go to the next possible cause.
Set the switch on the power supply to OFF (down), wait at least 60
seconds, then set the switch back to ON (up).
If the LED on the power supply is still off, replace the power supply.
Clearing power faults
Meridian 1 Fault clearing
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