Power Supplies; Replacing The Low Voltage Power Supply; Replacing The Standby Power Supply - Christie CP2208-LP Service Manual

Power supplies

Learn how to replace power related components.

Replacing the low voltage power supply

The low voltage power supply (LVPS) provides power to the light module.
Estimated time to replace: 30 minutes
1. Remove the LVPS fan (on page 51).
2. Pull the LVPS out to access the LVPS power connections.
3. Lift the protective cover and disconnect all the DC connection wires attached to the LPVS, the
LVPS inline AC connection, and the AC connection to the standby power supply.
4. Slowly remove the LVPS and the standby power supply, while releasing the two cable clamps
securing the standby power supply harness.
5. Remove the four screws from the bottom of the mounting plate to free the LVPS.
6. Remove the LVPS.
7. To replace the LVPS, complete these steps in reverse order.
8. Perform a ground bond/continuity check using the continuity setting on a digital multimeter to
verify the connection between the ground prong of both the input A and B inlets and the
projector chassis.
Ensure that all power is disconnected from the projector and both the AC inlet bracket and rear
skin are attached to the projector. Check between the AC inlet ground and card cage external
connectors.

Replacing the standby power supply

The standby power supply is installed next to the low voltage power supply (LVPS).
Estimated time to replace: 50 minutes
1. Remove the LVPS.
2. Loosen the two captive screws securing the light engine filter access door and remove.
3. Remove the card cage (on page 63).
4. Disconnect the inline connector for the standby power supply harness.
5. Remove the two standby power supply bracket screws and remove the bracket.
6. Remove the standby power supply.
7. To replace the standby power supply, complete these steps in reverse order.
CP2208-LP Service Manual
020-102263-01 Rev. 1 (09-2016)
Copyright 2016 Christie Digital Systems USA Inc. All rights reserved.
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