Hitachi CP-A52 - Manual (Page 65)

65
Troubleshooting
Regarding the indicator lamps
When operation of the LAMP, TEMP and POWER indicators differs from usual,
check and cope with it according to the following table.
POWER
indicator
TEMP
indicator
LAMP
indicator
Description
Lighting
In Orange
Turned
off
Turned
off
The projector is in a standby state.
Please refer to the section “Power on/off”.
Blinking
In Green
Turned
off
Turned
off
The projector is warming up.
Please wait.
Lighting
In Green
Turned
off
Turned
off
The projector is in an on state.
Ordinary operations may be performed.
Blinking
In Orange
Turned
off
Turned
off
The projector is cooling down.
Please wait.
Blinking
In Red
(discre-
tionary)
(discre-
tionary)
The projector is cooling down. A certain error has
been detected.
Please wait until POWER indicator finishes blinking,
and then perform the proper measure using the item
descriptions below.
Blinking
In Red
or
Lighting
In Red
Turned
off
Lighting
In Red
The lamp does not light, and there is a possibility that
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.
• 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 remedy,
please change the lamp referring to the section “Lamp”.
Blinking
In Red
or
Lighting
In Red
Turned
off
Blinking
In Red
The lamp cover has not been properly fixed.
Please turn the power off, and allow the projector to cool down
at least 45 minutes. After the projector has sufficiently cooled
down, please make confirmation of the attachment state of the
lamp cover. After performing any needed maintenance, turn
the power on again. If the same indication is displayed after
the remedy, please contact your dealer or service company.
Blinking
In Red
or
Lighting
In Red
Blinking
In Red
Turned
off
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 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.
Lighting
In Red
Turned
off
Turned
off
The lens door is not opened or closed properly.
One of the followings has been happened.
• The lens door is not opened properly, when the projector is turned on.
• The lens door is not closed properly, when the projector is turned off.
• The lens door position is shifted, while the projector is working.
Restart the projector, after confirming that there is nothing
that the lens door hits while opening or closing.
(continued on next page)