Chapter 5
Maintenance — Lamp/temperature/filter indicators
ENGLISH - 141
Lamp/temperature/filter indicators
When an indicator lights up
If a problem should occur inside the projector, the lamp indicators <LAMP1>/<LAMP2>/<LAMP3>/<LAMP4>, the temperature indicator
<TEMP>, and the filter indicator <FILTER> will inform you by lighting or blinking. Check the status of the indicators and manage the indicated
problems as follows.
Attention
f
When switching off the projector to deal with problems, make sure to follow the procedure in “Switching off the projector” (
x
page 50).
Lamp indicator <LAMP1>
Lamp indicator <LAMP2>
Lamp indicator <LAMP3>
Lamp indicator <LAMP4>
Temperature indicator <TEMP>
Filter indicator <FILTER>
Lamp indicators <LAMP1>/<LAMP2>/<LAMP3>/<LAMP4>
Indicator status
Lighting in red/lighting in
orange
*1
Blinking in red
(1 time)
Blinking in red
(3 times)
Status
Time to replace the lamp
unit. (
x
page 146)
f
The lamp unit or the lamp
case is not installed.
A problem is detected in the lamp or the power supply for
the lamp.
Cause
f
Was [REPLACE LAMP]
displayed when you
turned on the power?
f
The indicator lights up
when the runtime of the
lamp unit reaches 2 800
hours.
f
Is the lamp unit or the
lamp case installed?
f
Have you turned on the
power again immediately
after turning it off?
f
Some error has occurred
in the lamp circuit. Check
for fluctuation (or drop) in
the source voltage.
Solution
f
Replace the lamp unit.
f
Install the lamp unit or
the lamp case if it is not
installed.
f
If the indicator is still
blinking in red even when
having installed the lamp
unit or the lamp case,
consult your dealer.
f
Wait a while until the
luminous lamp cools
off, and then turn on the
power.
f
Turn the <MAIN POWER>
switch to <OFF>
(
x
page 50), and
consult your dealer.
*1 The indicator lights up in red while the lamp is turned off, and lights up in orange while the lamp is turned on.
Note
f
If the lamp indicators <LAMP1>/<LAMP2>/<LAMP3>/<LAMP4> are still lit or blinking after taking the measures, ask your dealer for repair.