Replacing The 3Kw Power Supply - Christie Crimson Series Service Manual

Replacing the 3kW power supply

The power supply module provides the required voltages for operating the projector in low power
mode.
Before servicing, always carefully observe the original lead dress. Take extra precautions to secure all
harnessing properly, especially in the high voltage circuitry areas. Replace any wire that appears to
have damaged insulation.
1. Remove the rear cover (on page 42).
2. Remove the rear fan exhaust assembly: Crimson/Mirage 25 (on page 53) or Crimson 31 (on
page 54).
3. Disconnect the CN2 harness (A).
4. Disconnect the four 48V power cables (B).
5. Disconnect the power inline harness connector.
The -48V return cables connect to the bottom terminal and the +48V cables connect to the top
terminal.
6. Loosen the two captive screws on the back and one captive screw on the side of the power
supply.
7. Pull out the power supply.
Crimson Service Guide–Crimson HD25, Crimson WU25, Crimson HD31, Crimson WU31, Mirage HD25, Mirage WU25
020-102733-02 Rev. 1 (01-2020)
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