Chapter 5
Maintenance — Lamp/temperature/filter indicators
142 - ENGLISH
Temperature indicator <TEMP>
Indicator status
Lighting in red
Blinking in red
(2 times)
Blinking in red
(3 times)
Status
Warm-up status
Internal temperature is high
(warning).
Internal temperature is high
(standby status).
The cooling fan has
stopped.
Cause
f
Did you turn on the power
when the temperature
was low (around 0 °C
(32 °F))?
f
Is the air intake/exhaust port blocked?
f
Is the room temperature high?
f
Is the filter indicator <FILTER> lit?
―
Solution
f
Wait up to 20 minutes in
the current status.
f
Install the projector in a
location with the operating
environment temperature
between 0 °C (32 °F) and
45 °C (113 °F)
*1
.
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
45 °C (113 °F)
*1
, and ambient humidity between 20 %
and 80 % (no condensation).
f
Do not use the projector at high altitudes of 2 700 m
(8 858') or higher above sea level.
f
Clean or replace the air filter unit. (
x
page 143)
f
Turn the <MAIN POWER>
switch to <OFF>
(
x
page 50), and
consult your dealer.
*1
When using the projector at high altitudes (between 1 400 m (4 593') and 2 700 m (8 858') above sea level), the operating environment temperature
should be between 0 °C (32 °F) and 40 °C (104 °F).
If you use the smoke cut filter, the operating environment temperature should be between 0 °C (32 °F) and 35 °C (95 °F). However, it cannot be
used at high altitudes.
Note
f
If the temperature indicator <TEMP> is still lit or blinking after taking the measures, ask your dealer for repair.
Filter indicator <FILTER>
Indicator status
Lighting in red
Blinking in red
Status
The filter is clogged.
The temperature inside or outside the projector is abnormally high.
The air filter unit is not
attached.
Cause
f
Is the air filter unit dirty?
f
Is the air intake/exhaust
port blocked?
f
Is [HIGH ALTITUDE
MODE] set correctly?
f
Is the air filter unit
attached?
Solution
f
Clean or replace the air
filter unit. (
x
page 143)
f
Remove any objects that
are blocking the air intake/
exhaust port.
f
When using the projector
at high altitudes between
1 400 m (4 593') and
2 700 m (8 858'), set
[HIGH ALTITUDE MODE]
(
x
page 96) to [ON].
f
Do not use the projector
at high altitudes of
2 700 m (8 858') or higher
above sea level.
f
Attach the air filter unit.
Note
f
If the filter indicator <FILTER> is still lit or blinking after taking the measures, ask your dealer for repair.
f
If the filter is clogged while [LAMP SELECT] is set to [QUAD] or [TRIPLE], the setting may be forcibly changed to [DUAL]. To reset the
setting, clean the air filter unit or replace it with a new one.
