NEC NP-PA550W, Руководство пользователя

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9. Appendix
Lamp Indicator
Indicator display Projector status Procedure
Off The lamp is turned off. –
Flashing Green Preparing to relight lamp after
lighting has failed Wait a while.
Red Lamp replacement grace
period The lamp has reached the end of its service life and
is now in the replacement grace period (100 hours).
Replace the lamp as soon as possible. (
→
page 159 )
Red (cycles
of 6) Lamp does not light The lamp has not turned on. Wait at least 1 minute, then
turn the power back on. If the lamp still does not light,
contact an NEC projector customer support center.
Lit Red Lamp usage time exceeded The lamp has exceeded its usage time. The projector’s
power cannot be turned on until the lamp is replaced.
(
→
page 159 )
Green Lamp lit –
Temp. Indicator
Indicator display Projector status Procedure
Off No problem
Flashing Red (cycles of 2) Temperature problem The temperature protector has been activated. If the
room temperature is high, move the projector to a cool
place. If the problem still persists, contact an NEC
projector customer support center.
Lit Orange High surrounding temperature The surrounding temperature is high. Lower the room
temperature.
If the temperature protector is activated
If the projector’s internal temperature rises abnormally, the lamp turns off and the temperature indicator flashes
(repeatedly in cycles of 2).
It may happen that the projector’s temperature protector is simultaneously activated and the projector’s power turns
off.
If this happens, do the following:
- Unplug the power cord from the power outlet.
- If using in a place where the surrounding temperature is high, move the projector to a different, cool place.
- If there is dust in the ventilation holes, clean. (
→
pages 155 and 158 )
- Wait as such about 1 hour for the projector’s internal temperature to lower.