Removing The Rear Infrared (Ir) Sensor; Removing The Remote Temperature Sensor Module (Rtsm) #4 - Christie M Series Service Manual

Removing the rear infrared (IR) sensor

The rear IR sensor is located under the top cover at the rear of the projector, above the input panel.
Estimated replacement time: 5 minutes
1. Remove the top cover (on page 45).
2. Remove the IR harness J80 from the IR printed circuit board (PCB).
3. Remove the four screws from the IR PCB.
4. Remove the IR sensor.
5. To re-install, follow these steps in reverse order.
Removing the remote temperature sensor
module (RTSM) #4
This sensor relays the temperature of the exhaust from the light engine. It is located on the outside of
the engine housing across from the exhaust fan, attached to the card cage by one screw
Estimated replacement time: 4 minutes.
1. Remove the top cover (on page 45).
2. Disconnect the RTSM thermal harness J53 from the printed circuit board (PCB).
3. Remove the one screw securing the PCB.
4. Remove the RTSM PCB.
5. To re-install, follow these steps in reverse order.
M Series Service Guide
020-100551-11 Rev. 1 (01-2019)
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Printed circuit boards and sensors
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