Sanyo PLC XU78 Owners Manual - Page 52

Maintenance and Cleaning, Warning Temp . Indicator

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Maintenance and Cleaning Warning Temp. Indicator The WARNING Temp. indicator shows the state of the function which protects the projector.Check the state of the WARNING Temp. indicator and the POWER indicator to take proper maintenance. The projector is shut down and the WARNING TEMP. indicator is blinking red. When the temperature inside the projector reaches a certain level, the projector is automatically shut down to protect the inside of the projector. The POWER indicator is blinking while the projector is being cooled down. When the projector has cooled down sufficiently (to its normal operating temperature), it can be turned on again by pressing the POWER ON/STAND-BY button. ✔ Note: After the temperature inside the projector returns to normal, the WARNING TEMP. indicator still continues to blink. When the projector is turned on again, the WARNING TEMP. indicator stops blinking. Then check the matters below: - Did you provide appropriate space for the projector to be ventilated? Check the installing condition to see if ventilation slots are not blocked. - Is the projector not installed near the ventilation duct of air-conditioning equipment which may be hot? Install the projector away from the ventilation duct of air-conditioning equipment. - Are the air filters clean? Clean the air filters periodically. (p.53) Top Control WARNING Temp. blinking red The projector is shut down and the WARNING TEMP. indicator emits a red light. When the projector detects an abnormal condition, it is automatically shut down to protect the inside and the WARNING TEMP. indicator becomes red. In this case, disconnect the AC power cord and reconnect it, and then turn the projector on once again for check. If the projector cannot be turned on and the WARNING TEMP. indicator emits a red light, disconnect the AC power cord and contact the service station for check and repair. CAUTION DO NOT LEAVE THE PROJECTOR WITH THE AC POWER CORD CONNECTED UNDER THE ABNORMAL CONDITION. IT MAY RESULT IN FIRE OR ELECTRIC SHOCK. Top Control WARNING TEMP. emit red light 52

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52
Maintenance and Cleaning
The WARNING Temp. indicator shows the state of the function which protects the projector.Check
the state of the WARNING Temp. indicator and the POWER indicator to take proper maintenance.
Warning Temp° Indicator
The projector is shut down and the WARNING
TEMP°
indicator is blinking red°
When the temperature inside the projector reaches a
certain level, the projector is automatically shut down
to protect the inside of the projector. The POWER
indicator is blinking while the projector is being cooled
down.
When the projector has cooled down sufficiently
(to its normal operating temperature), it can be turned
on again by pressing the POWER ON/STAND-BY
button.
✔
Note:
After the temperature inside the projector returns
to normal, the WARNING TEMP. indicator still
continues to blink.
When the projector is turned
on again, the WARNING TEMP. indicator stops
blinking.
Then check the matters below:
– Did you provide appropriate space for the projector
to be ventilated?
Check the installing condition to
see if ventilation slots are not blocked.
– Is the projector not installed near the ventilation duct
of air-conditioning equipment which may be hot?
Install the projector away from the ventilation duct of
air-conditioning equipment.
– Are the air filters clean? Clean the air filters
periodically. (p.53)
The projector is shut down and the WARNING
TEMP° indicator emits a red light°
When the projector detects an abnormal condition, it
is automatically shut down to protect the inside and
the WARNING TEMP. indicator becomes red.
In this
case, disconnect the AC power cord and reconnect it,
and then turn the projector on once again for check. If
the projector cannot be turned on and the WARNING
TEMP. indicator emits a red light, disconnect the AC
power cord and contact the service station for check
and repair.
CAUTION
DO NOT LEAVE THE PROJECTOR WITH THE
AC POWER CORD CONNECTED UNDER THE
ABNORMAL CONDITION.
IT MAY RESULT IN
FIRE OR ELECTRIC SHOCK.
Top Control
WARNING
Temp.
blinking red
Top Control
WARNING
TEMP.
emit red light