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Maintenance and cleaning, Warning indicator – Sanyo PLC WXU700A User Manual

Page 64

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64

The WARNING indicator shows the state of the function which protects the projector. Check the state of the

WARNING indicator and the POWER indicator to take proper maintenance.

WARNING indicator

The projector is shut down and the WARNING

indicator is blinking red .

When the temperature inside the projector reaches a

certain level, the projector will be 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 enough (to its normal operating

temperature), it can be turned on again by pressing the

POWER ON/STAND-BY button.

The projector is shut down and the WARNING

indicator lights red .

When the projector detects an abnormal condition, it is

automatically shut down to protect the inside of the projector

and the WARNING indicator lights red. In this case, unplug

the AC power cord and reconnect it, and then turn the

projector on once again to verify operation. If the projector

cannot be turned on and the WARNING indicator still lights

red, unplug the AC power cord and contact the service

station.

CAUTION

DO NOT LEAVE THE PROJECTOR WITH THE

AC POWER CORD CONNECTED UNDER AN

ABNORMAL CONDITION. IT MAY RESULT IN

FIRE OR ELECTRIC SHOCK.

Maintenance and Cleaning

Top Control

Top Control

Note:

The WARNING indicator continues to blink even after the

temperature inside the projector returns to normal. When

the projector is turned on again, the WARNING 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 the air

vents of the projector are not blocked.

– Has the projector been installed near an Air-Conditioning/

Heating Duct or Vent? Move the installation of the

projector away from the duct or vent.

– Are the filters clean? Clean the filters periodically.

WARNING emit a

red light

WARNING blinking red