Optoma HD72 Power Supply Replacement

ID: 171816

Description: Use this guide to replace the Power Supply on t...

Steps:

1. Use a Phillips screwdriver to remove the five 2 mm screws on the underside of the device.

2. Flip the device over and slightly lift the upper case, with care not to strain the two cables.
3. Disconnect the two cables that connect the top case to the motherboard.
4. Lift the upper case up and off.

5. Remove the four 2 mm Phillips screws that secure the motherboard.
6. Remove the detachable wire bundles that connect to the ballast supply.

7. Remove the four 2 mm Phillips #2 screws that secure the power supply.
8. Remove the 2 2.0mm Phillips #2 screws that secure the ballast to the power supply using a Phillips #2 screwdriver
9. Disconnect all of the ballast connections.
10. Lift the ballast out of the device.

11. Remove the two Phillips screws that secure the power supply.
12. Disconnect the ballast from the power supply.
13. Remove the power supply.