DHD410S Service Manual
67
020-001481-01 Rev. 1 (10-2018)
Printed circuit boards
and sensors
Printed circuit boards (PCB) mechanically support and electrically connect to the projector
components. Sensors convert information such as temperature, light, and communication into
electrical signals.
Replacing the front IR sensor board
The front IR sensor board receives command codes from the IR remote to control projector operation.
1. Remove the top cover.
2. Remove the main board.
3. Remove the combiner module.
4. Remove the laser driver board.
Replacing the laser driver board
5. Remove the front cover.
6. Remove the front IR sensor board from the hook of front cover.
7. Replace the front IR sensor board.
8. To re-install, follow these steps in reverse order.
Summary of Contents for DHD410S
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