Avaya MERLIN MAGIX Maintenance And Troubleshooting Manual page 92

Reinstalling the Power Supply Module (Plastic Carrier)
WARNING:
Do not install the power supply unless the carrier is connected to an approved ground.
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Before touching leads, connectors, pins, and other components, use a properly grounded
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wrist strap, to prevent damage from electrostatic discharge (ESD). The wrist strap can be
clipped to the ground screw or plugged into the hole next to the ground screw.
Do not attach any cables or power cords to the power supply until it is installed in the
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carrier.
Do not power up the control unit until all of the modules and power equipment are
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installed. Failure to comply with this procedure can result in shock hazard and/or damage
to the equipment.
To reinstall the power supply module, follow these steps:
1. Insert a new power supply.
a. Reinstall the power supply module by hooking the top into the basic carrier and then
swinging it down into place. Push the lower end firmly until the locking tab clicks.
b. Replace the ferrite cores around the AC power cord and ground wire and slide the ferrite
cores between the wire manager and the power supply module.
c. Attach the ground wire to the grounding screw.
2. For each power supply, connect the AC power cord to the connector marked AC INPUT on the
power supply.
3. Plug the other end of each AC power cord into the AC outlet.
4. Power up the system by turning on the following components in the order given.
a. Power supply on each expansion carrier
b. Power supply on the basic carrier
The system automatically cold starts.
CAUTION:
Do not plug the power supply into the AC outlet until you are ready to turn power up the
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system
Do not attach the power cord(s) to any building surfaces.
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Control Unit Problems
Power Supply Problems
4-11
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