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Chapter 5 Maintenance — Lamp/temperature/filter indicators
Temperature indicator <TEMP>
Indicator status
Status
Warm-up status
f Did you turn on the power
when the temperature
Cause
was low (around 0 °C
(32 °F))?
f Wait at least five minutes
in the current status.
f Install the projector in a
Solution
location with the operating
environment temperature
between 0 °C (32 °F) and
45 °C (113 °F)
*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
The filter is clogged.
Status
The temperature inside or outside the projector is abnormally high.
Cause
f Is the air filter dirty?
f Clean or replace the air
Solution
filter. (x page 159)
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.
158 - ENGLISH
Lighting in red
Internal temperature is high
(warning).
f Is the air intake/exhaust port blocked?
f Is the room temperature high?
f Is the filter indicator <FILTER> lit?
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.
.
*1
f Clean or replace the air filter. (x page 159)
Lighting in red
f Is the air intake/exhaust
port blocked?
f Remove any objects that
are blocking the air intake/
exhaust port.
Flashing in red
(2 times)
Internal temperature is high
(standby status).
.
f Is [HIGH ALTITUDE
MODE] set correctly?
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.
Flashing in red
(3 times)
The cooling fan has
stopped.
―
f Turn the <MAIN POWER>
switch to <OFF>
(x page 57), and
consult your dealer.
Flashing in red
The air filter case is not
attached.
f Is the air filter case
attached?
f Attach the air filter case.
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