Power Supply Problems; Checking The Led - Avaya MERLIN MAGIX Maintenance And Troubleshooting Manual

Maintenance and Troubleshooting

Power Supply Problems

If the power supply fails, all components connected to the carrier are automatically shut down. If
you suspect power supply failure, check the following parts:
Power supply LED
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For metal carriers, connectors on the Power Supply module and on the carrier
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For plastic carriers, Interlocking post (on the carrier, behind the power supply)
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For plastic carriers, ring generator, if present
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Checking the LED

If the power supply's LED is off, check the power switch. If it is off, turn on the power switch for
each power supply in the control unit. Start with the rightmost carrier and end with the basic
carrier. Watch for the responses below.
The green power LED should light on each power supply.
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The red LED on the processor should turn on for 15 to 45 seconds and then turn off.
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All indicators on the 100D, 800 NI-BRI, and 400EM modules (if present) should turn on and
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then off. They remain off when the modules are idle.
If any of these responses do not occur or if the console operator reports any problems, continue
with ''Checking the Connectors (Metal Carrier)''
(Plastic Carrier)'' on page 4-3.

Power Supply Problems

4-2
4
4
on page 4-3 or ''Checking the Interlocking Post