Sharp XV-Z12000 Service Manual

37
XV-Z12000
NO
YES
YES
The lamp lights.
NO
NO
YES
Check the 3.3 V power supply.
NO
YES
NO
YES
NO
YES
NO
YES
The power lamp does not light
at all.
Check the power BU6V circuit.
IC2005 is defective.
When plugged into an AC
socket, the power lamp turns
red, but it goes out soon.
Check the lamp door and the lamp switch.
Try pressing the red button on the bimetal
switch. Check the power outputs.
The power lamp flashes slowly.
The lamp turns blue, but it goes
out in about 15 seconds. (The
stand-by indicator turns on.)
Check the 13 V power supply and the cooling
fan drive circuit.
The lamp flashes blue, but it
lights solid red after about one
minute.
The lamp or the ballast unit is defective.
(Remove the top cabinet and
check.) The lamp flashes blue,
but the temperature monitor
lights in about 25 seconds. The
lamp never lights.
The harness [CA] or the ballast unit is
defective.
The lamp flashes blue, but the
temperature monitor display
lights in about 25 seconds. The
lamp lights only once.
Check the LAMP FLAG signal and the LAMP
LIT signal line.
Go to "The lamp is flashing blue
continuously".

Sharp XV-Z12000 Specifications

General

Brand	Sharp
Model	XV-Z12000
Category	Projector
Language	English