Maintenance Indicators
■The warning lights on the projector indicate problems inside the projector.
■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 proce- dures given below.
Power indicator
Lamp replacement indicator
Temperature warning indicator
About the temperature warning indicator
If the temperature inside the projector 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 temperature 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 following measures.
About the lamp replacement indicator
■When the lamp ex- ceeds 1,900 cumula-
tive 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 il- luminate in red.
■If you try to turn on the projector a fourth time without replacing the lamp, the pro- jector will not turn on.
Maintenance indicator | Condition |
| Problem |
| Possible Solution | ||||
|
|
|
|
|
|
|
|
| |
| Normal | Abnormal |
| • | Blocked air intake | • | Relocate the projector to an area | ||
Temperature |
|
| The internal |
| with proper ventilation. |
| |||
|
|
|
|
| |||||
|
| • | Cooling fan break- | • | Take the projector to your nearest | ||||
warning | Off | Red on/ | temperature is | ||||||
| down |
| Authorized SharpVision Service | ||||||
|
|
|
|
| |||||
indicator |
| Power off | abnormally high. | • | Internal circuit failure |
| Center or Dealer for repair. |
| |
|
|
|
|
| |||||
|
|
|
| • Clogged air intake | • | Clean the ventilative holes accord- | |||
|
|
|
|
|
|
| ing to the procedure on page 73. | ||
|
|
|
|
|
|
|
|
| |
| Blue on |
|
|
|
| • | Carefully replace the lamp. (See | ||
|
|
|
|
|
| page 77) | |||
Lamp | Blue |
|
|
|
| • | |||
|
|
|
| Take the projector to your nearest | |||||
blinks | Red on/ | The lamp does | • | ||||||
replacement |
| Authorized SharpVision Service | |||||||
when the | Power off | not illuminate. | • | Lamp circuit failure |
| ||||
indicator |
| Center or Dealer for repair. | |||||||
lamp is |
|
|
|
| • | ||||
|
|
|
|
| Please exercise care when | ||||
| active. |
|
|
|
| ||||
|
|
|
|
|
| replacing the lamp. | |||
|
|
|
|
|
|
| |||
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
| • | Securely install the cover. | ||
Power | Blue on/ |
| The power |
|
| • | If the power indicator blinks even | ||
Red blinks | indicator blinks | • | The exhaust vent |
| when the exhaust vent cover is | ||||
indicator | Red on | in red when the |
| cover is open. |
| securely installed, contact your | |||
|
|
| |||||||
|
|
| projector is on. |
|
|
| nearest Authorized SharpVision | ||
|
|
|
|
|
|
| Service Center or Dealer for | ||
|
|
|
|
|
|
| advice. | ||
|
|
|
|
|
|
|
|
| |
-74