JVC 250 service manual Arc Lamp - Remove and Replace

Chapter 4---Optical

Figure 4-3Arc Lamp Assembly access door.

Arc Lamp - Remove and Replace

The Arc Lamp Enclosure Assembly consists of the Xenon Arc Lamp module and blower. Replace the blower together with the Arc Lamp Module.

Tools Needed

7/16 inch wrench

#1 Pozi-drive Phillips-head screwdriver

Diagonal wire cutters (or equivalent)

Parts Needed

Arc Lamp p/n 106298

WARNING!!! Dangerously bright light and high current exist in this area of the projector. Before proceeding with the removal of any subassemblies below, verify that the circuit breaker at the rear of the projector is turned off and the power plug is removed from the AC outlet.

To Remove the Arc Lamp:

1.Power off the projector by IR Remote or PC, and allow the cooling fans to run until they shut off.

2.Turn the AC Circuit Breaker to the OFF position but leave the AC Power Cord plugged in to maintain chassis ground.

3.Remove the front cover (see Section 6.1).

4.Disconnect the white Anode cable from the Igniter, using the 7/16-inch wrench (see Figure 3-7).

Model 250 Service Manual 4-5