Chapter 6
Maintenance — Light source/temperature indicators
ENGLISH - 135
Light source/temperature indicators
When an indicator lights up
If a problem should occur inside the projector, the light source indicator <LIGHT>/temperature indicator <TEMP>
will inform you by lighting or blinking. Check the status of the indicators and remedy the indicated problems as
follows.
Attention
f
Make sure to turn off the power before performing the procedure.
f
Make sure to follow the procedure in “Turning off the projector” (
x
page 51) when switching off the projector.
f
Check the status of the power supply with the power indicator <ON (G)/STANDBY (R)>. (
x
page 46)
ON
(
G
)
/
STANDBY
(
R
)
LIGHT
TEMP
SD
Power indicator <ON (G)/STANDBY (R)>
Light source indicator <LIGHT>
Temperature indicator <TEMP>
Light source indicator <LIGHT>
Indicator status
Lighting in red
(projecting)
Blinking in red
(2 times)
Blinking in red
(3 times)
Status
The light source may not light
properly.
The light source does not light or is suddenly turned off.
Cause
―
Solution
Turn off the power supply of the track system, and then turn on the power again.
Note
f
If the light source indicator <LIGHT> is still lighting or blinking after taking above measures, ask your dealer for repair.
f
When the device is projecting and no light is lighting or blinking in red, the light source indicator <LIGHT> will light in green.
Temperature indicator <TEMP>
Indicator status
Lighting in red
Blinking in red
(2 times)
Blinking in red
(3 times)
Status
Internal temperature is high (warning). Internal temperature is high (standby
status).
The internal cooling fan is not running.
Cause
f
Is the air intake/exhaust port blocked?
f
Is the room temperature high?
―
Solution
f
Remove any objects that are blocking the air intake/exhaust port.
f
Install the projector in a location with the operating environment temperature
between 0 °C (32 °F) and 40 °C (104 °F)
*1
.
f
Do not use the projector at high altitudes of 2 700 m (8 858') or higher
above sea level.
f
Turn off the power supply of the
track system, and then consult your
dealer.
*1 The operating environment temperature should be between 0 °C (32 °F) and 35 °C (95 °F) when using the projector at elevations between 1 000 m
(3 281') and 2 700 m (8 858') above sea level.
Note
f
If the temperature indicator <TEMP> is still lighting or blinking after taking above measures, ask your dealer for repair.