Sharp XV-Z10000U XV-Z10000 Operation Manual - Page 75

Maintenance Indicators I The warning lights on the projector indicate problems inside the projector. I If a problem occurs, either the temperature warning indicator or the lamp replacement indicator will illuminate red, and the power will turn off. After the power has been turned off, follow the procedures given below. Power indicator Lamp replacement indicator Temperature warning indicator About the temperature warning indicator If the temperature inside the pro- jector increases, due to blockage of the air vents, or the setting lo- cation, " " will blink in the lower left corner of the picture. If the temperature keeps on rising, the lamp will turn off and the tem- perature warning indicator will blink, the cooling fan will run for further 90 seconds, then the power will be shut off. After " " ap- pears, be sure to perform the fol- lowing measures. About the lamp replacement indicator I When the lamp ex- ceeds 1,900 cumulative hours of use, " " will be displayed on the screen in yellow. When the cumulative hours of use reach 2,000, " " will change to red, the lamp will automatically turn off and then the projector as well. At this time, the LAMP REPLACEMENT indicator will illuminate in red. I If you try to turn on the projector a fourth time without replacing the lamp, the projector will not turn on. Maintenance indicator Condition Problem Possible Solution Temperature warning indicator Normal Off Abnormal Red on/ Power off The internal temperature is abnormally high. • Blocked air intake • Relocate the projector to an area with proper ventilation. • Cooling fan break- • Take the projector to your nearest down Authorized SharpVision Service • Internal circuit failure Center or Dealer for repair. • Clogged air intake • Clean the ventilative holes according to the procedure on page 73. Lamp replacement indicator Blue on Blue blinks when the lamp is active. Red on/ The lamp does Power off not illuminate. • Burnt-out lamp • Lamp circuit failure • Carefully replace the lamp. (See page 77) • Take the projector to your nearest Authorized SharpVision Service Center or Dealer for repair. • Please exercise care when replacing the lamp. Power Blue on/ indicator Red on Red blinks The power indicator blinks in red when the projector is on. • The exhaust vent cover is open. • Securely install the cover. • If the power indicator blinks even when the exhaust vent cover is securely installed, contact your nearest Authorized SharpVision Service Center or Dealer for advice. -74