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Chapter 5 Maintenance — Lamp/temperature/lter indicators
128 - ENGLISH
Temperature indicator <TEMP>
Indicator status
Lighting in red
Flashing in red
(2 times)
Flashing in red
(3 times)
Status
Internal temperature is high (warning).
Internal temperature is high (standby
status).
The cooling fan has stopped.
Cause
f Is the air intake/exhaust port blocked?
f Is the room temperature high?
f Is the lter indicator <FILTER> lit?
―
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 45 °C (113 °F)
*1
.
f Do not install the projector at high altitudes of 2 700 m (8 858') or higher
above sea level.
f Clean or replace the air lter unit. (x page 129)
f Turn the <MAIN POWER> switch to
<OFF> (x page 48), 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).
Note
f If the temperature indicator <TEMP> is still lit or ashing after taking the preceding measures, ask your dealer for repair.
f If you use the projector with the following function set, [LAMP POWER] may be set to [ECO] forcibly to protect the projector when the
operating environment temperature becomes 40 °C (104 °F) or higher (35 °C (95 °F) or higher when using the projector at high altitudes).
g When [LAMP POWER] is set to [AUTO] or [NORMAL] from the menu
Filter indicator <FILTER>
Indicator status
Lighting in red Flashing in red
Status
The lter is clogged.
The temperature inside or outside the projector is abnormally high.
The air lter unit is not attached.
Cause
f Is the air lter unit dirty?
f Is the air intake/exhaust port
blocked?
f Is the air lter unit attached?
Solution
f Clean or replace the air lter unit.
(x page 129)
f Remove any objects that are
blocking the air intake/exhaust port.
f Attach the air lter unit.
Note
f If the lter indicator <FILTER> is still lit or ashing after taking the preceding measures, ask your dealer for repair.