Maintenance Indicators/Maintenance
■The maintenance indicators (power, lamp and temperature warning indicators) on the projector will let you be aware of problems inside the projector. If any of the indicators illuminates, follow the relevant procedures given below.
Power indicator
Lamp indicator
Temperature warning indicator
About the temperature warning indicator
If the temperature inside the projector increases, due to blockage of the exhaust or intake vent, or the setting loca-
tion, “
” 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, then the projector will enter the standby mode. After
“
” appears, be sure to perform the measures described on the table below.
About the lamp indicator
■When the remaining lamp
life becomes 5% or less, 
(yellow) and “Change The Lamp” will be dis-
played on the screen. When the percentage
becomes 0%, it will change to 
(red), the lamp will automatically turn off and then the projector will automatically enter standby mode. At this time, the lamp indicator will illuminate in red.
■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 | |||||
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| Normal | Abnormal |
| • Blocked exhaust or | • Relocate the projector to an area | ||
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| intake vent | with proper ventilation. |
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Temperature |
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| The internal | • Cooling fan break- | • Take the projector to your nearest | |
warning |
| Off | Red on | temperature is | down | Sharp Authorized Service Center or | ||
indicator |
| (Standby) | abnormally high. | • Internal circuit failure | Dealer for repair. |
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| • Clogged exhaust or | • Clean the exhaust and intake vents | |
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| intake vent | according to the procedure on page 47. |
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| Blue on* |
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| • Replace the lamp. (See page 48.) | ||
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| Red on | The lamp does | • | Take the projector to your nearest | |||
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| Blue |
| Sharp Authorized Service Center or | ||||
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| (Standby) | not illuminate. | • Lamp circuit failure | |||
Lamp |
| blinks |
| Dealer for repair. | ||||
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indicator |
| when the |
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| • Please exercise care when replac- | |
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| lamp is |
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| Lamp replace- | • The remaining lamp | ing the lamp. | |
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| active. |
| Red blinks | life has become 5% | • Securely install the lamp unit cover. | ||
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| ment time. | |||||
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| or less. |
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| • Securely install the lamp unit cover. |
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Power |
| Blue on*/ |
| The power |
| • If the power indicator blinks | ||
| Red blinks | indicator blinks | • The lamp unit cover | even when the lamp unit cover is | ||||
indicator |
| Red on | ||||||
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| in red when the | is open. | securely installed, contact your | ||||
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| projector is on. |
| nearest Sharp Authorized Service | |
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| Center or Dealer for advice. | |
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* Blue is off when “LED” is set to “Off”. (See page 43.)
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