Hitachi PJ-LC9 User's Manual And Operating Manual page 57

Regarding the indicator lamps (continued)
POWER LAMP
indicator indicator
Blinking
In Red
Turned
or
off
Lighting
In Red
Blinking
Red
In
Turned
or
off
Lighting
In Red
Lighting Alternative
In Green
blinking in
Lighting Simultaneous
Green
In blinking in
NOTE
• When the interior portion has become overheated, for safety
purposes, the power source is automatically turned off, and the indicator lamps
may also be turned off. In such a case, press the "" (OFF) side of the power
switch, and wait at least 45 minutes. After the projector has sufficiently cooled
down, please make confirmation of the attachment state of the lamp and lamp
cover, and then turn the power on again.
TEMP
indicator
The cooling fan is not operating.
Please turn the power off, and allow the projector to
cool down at least 20 minutes. After the projector has
sufficiently cooled down, please make confirmation
Blinking
In Red that no foreign matter has become caught in the fan,
etc., and then turn the power on again.
If the same indication is displayed after the remedy,
please contact your dealer or service company.
There is a possibility that the interior portion
has become heated.
Please turn the power off, and allow the projector to
cool down at least 20 minutes. After the projector has
sufficiently cooled down, please make confirmation of
the following items, and then turn the power on again.
Lighting
• Is there blockage of the air passage aperture?
In Red
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
• Is the projector used at a highland? Please set FAN
SPEED of the SERVICE item in the OPTION menu to
HIGH, only when the projector is used at a highland.
(45)
There is a possibility that the interior portion
has become overcooled.
Please use the projector within the usage temperature
Red
parameters (5°C to 35°C). After the remedy, reset the
power to ON.
It is time to clean the air filter.
Please immediately turn the power off, and clean or
change the air filter referring to the section "Air Filter".
Red After cleaning or changing the air filter, please be sure
to reset the filter timer. After the remedy, reset the
power to ON.
Troubleshooting
Description
55