Sanyo XL50 Instruction Manual, PLC-XL50A - Page 55

Maintenance and Cleaning Warning Indicator 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 TEMP. indicator is blinking red. When the temperature inside the projector reaches a certain level, the projector is automatically shut down to avoid overheating. 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/STAND-BY button. ✔Note: •The WARNING TEMP. indicator continues to blink even after the temperature inside the projector returns to normal. When the projector is turned on again, the WARNING TEMP. indicator stops blinking. Indicators WARNING TEMP. blinking red 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. - 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 air filters clean? Clean the air filters periodically. (p.56) The projector is shut down and the WARNING TEMP. 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 TEMP. indicator lights red. In this case, unplug the AC power cord and plug it, and then turn on the projector once again to verify operation. If the projector cannot be turned on and the WARNING TEMP. indicator 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. Indicators WARNING TEMP. emit a red light 55