NEC PA622U, Руководство пользователя, Страница: 285 / 293

271
10. Appendix
Lamp Indicator
Indicator display Projector status Procedure
Off The lamp is turned off. –
Flash-
ing 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). Re-
place the lamp as soon as possible. (
→
page 178 )
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 178 )
Green Lamp lit –
Temp. Indicator
Indicator display Projector status Procedure
Off No problem
Flash-
ing 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 tempera-
ture 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 (re-
peatedly 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 174 and 177 )
- Wait as such about 1 hour for the projector’s internal temperature to lower.