VIEWSONIC PJ452 User Manual
Page 53
ViewSonic PJ452
49
Regarding the indicator lamps (continued)
POWER
indicator
LAMP
indicator
TEMP
indicator
Description
Blinking
in
Red
or
Lighting
in
Red
Turned
off
Blinking
in
Red
The cooling fan is not operating.
Please turn the power off, and allow the unit to cool
down at least 20 minutes. After the projector has
sufficiently cooled
down, please make
confirmation 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
treatment, please contact your dealer or service
company.
Blinking
in
Red
or
Lighting
in
Red
Turned
off
Lighting
in
Red
There is a possibility that the interior portion
has become heated.
Please turn the power off, and allow the unit 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.
･
Is there blockage of the air passage aperture?
･
Is the air filter dirty?
･
Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the
treatment, please set the HIGH at the FAN SPEED
of the item SERVICE of the OPTION menu.
(
40)
Lighting
in
Green
Alternative
blinking in
Red
There is a possibility that the interior portion
has become overcooled.
Please use the unit within the usage temperature
parameters (5°C to 35°C). After the treatment,
resent the power to ON.
Lighting
in
Green
Simultaneous
blinking in
Red
It is time to clean the air filter, or there is no air
filter.
Please immediately turn the power OFF, and clean
or change the air filter by referring to the section
“Air Filter”. After cleaning or changed the lamp,
please be sure to reset the filter timer. After the
treatment, resent the power to ON.
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 “O” (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.