Maintenance And Cleaning - ViewSonic PJL6223 User Manual

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.
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 ON/
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:
ventilated? Check the installing condition to see if the air
vents of the projector are not blocked.
Heating Duct or Vent? Move the installation of the
projector away from the duct or vent.
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
center.
CAUTION
AC POWER CORD CONNECTED UNDER AN

Maintenance and Cleaning

WARNING indicator
Top Control
Top Control
WARNING blinking
red
WARNING lights
red