Chapter 5
Maintenance — Lamp/temperature/filter indicators
158 - ENGLISH
Temperature indicator <TEMP>
Indicator status
Lighting in red
Flashing in red
(2 times)
Flashing 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 at least five 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
.
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. (
x
page 159)
f
Turn the <MAIN POWER>
switch to <OFF>
(
x
page 57), and
consult your dealer.
*1
When using the projector at high altitudes (1 400 m (4 593') or higher – lower than 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 Replacement lamp unit (for portrait mode), the operating
environment temperature should be between 0 °C (32 °F) and 40 °C (104 °F) when using the projector at elevations lower than 1 400 m (4 593')
above sea level, and between 0 °C (32 °F) and 35 °C (95 °F) when using the projector at high altitudes.
Note
f
If the temperature indicator <TEMP> is still lit or flashing after taking the preceding measures, ask your dealer for repair.
f
If you use the projector with the following two settings, the light output may drop by approx. 20 % to protect the projector when the operating
environment temperature becomes 40 °C (104 °F) or higher (35 °C (95 °F) or higher when [HIGH ALTITUDE MODE] is set to [ON]).
g
When [LAMP SELECT] is set to [DUAL] from the menu
g
When [LAMP POWER] is set to [NORMAL] from the menu
Filter indicator <FILTER>
Indicator status
Lighting in red
Flashing in red
Status
The filter is clogged.
The temperature inside or outside the projector is abnormally high.
The air filter case is not
attached.
Cause
f
Is the air filter dirty?
f
Is the air intake/exhaust
port blocked?
f
Is [HIGH ALTITUDE
MODE] set correctly?
f
Is the air filter case
attached?
Solution
f
Clean or replace the air
filter. (
x
page 159)
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') above
sea level, set [HIGH
ALTITUDE MODE]
(
x
page 109) 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 case.
Note
f
If the filter indicator <FILTER> is still lit or flashing after taking the preceding measures, ask your dealer for repair.
f
If the air filter case is not attached when the projector is switched on, the filter indicator <FILTER> flashes in red, and then the projector is
switched off after ten minutes.
