High End Systems Technobeam manual Replacing Fuses, Fuse Failure Symptoms

Table 6-2 describes the typical failure symptoms of each of the fuses:

		Table 6-2. Fuse Failure Symptoms
Fuse	Protects	Symptoms of Failure
F1	Motor power	Motor LED is OFF when fixture is receiving power. Receive LED
		might be ON. Motors and gears will not move, lamp is OFF.
F2	Logic power	Fixture shuts down, LEDs might be ON.
F3	Main fuse	Fixture shuts down, LEDs are all OFF.

1.Unplug the fixture from the power supply.

2.Lay the fixture on its back and locate the door retaining screw, as shown in Figure 6-1:

Door retaining screw

Access door

Figure 6-1. Removing the door allows you to access the fixture’s voltage selection switches and fuses, as well as wheels and optics.

3.Note which fuse(s) needs to be replaced and make sure you replace it with a fuse of the same type and rating, as shown in Table 6-2.

Technobeam® User Manual Replacing Fuses 6-3