Acer PD721 Informations techniques télécharger pdf (Page 28)

21 Chapter 3

Removing Lamp Ballast and Power Supply

1. Remove two screws from Lamp

Housing. Unplug one wire to Lamp.

2. Tear of 3M Tape, unplug three wires

and unscrew four screws of Ballast

Bracket to remove Ballast Module.

3. Remove two screws from

Power Socket Bracket and

take off it.

4. Loosen one screw of Power

supply from grounding.

5. Unscrew four hex screws of

Power Supply to remove it.

Power

Power

Insulator

Lamp Housing

3M Tape

Lamp Ballast

Ballast Bracket

Insulator

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