Optoma Technology TX773 Projector User Manual


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Installation
Warning Indicator
Whenthe“TEMP”indicatorturnsred,itindicatesthepro-
jector has overheated. The projector will automatically shut
itself down.
Whenthe“LAMP”indicatorturnsred,itindicatesaprob-
lem with the lamp. Turn off the projector and disconnect the
powercordfromtheelectricaloutlet,thencontactyourlocal
dealerorourservicecenter.Seepage38.
Whenthe“LAMP”indicatorashesred,itindicatesthe
fan has failed. Stop using the projector and disconnect the
powercordfromtheelectricaloutlet,thencontactyourlocal
dealerorourservicecenter.Seepage38.
Powering Off the Projector
1. Pressthe“Power/Standby”buttontoturnofftheprojector
lamp; you will see a message
displayed on the projector’s screen. Press the “Power/Stand-
by”buttonagaintoconrm,otherwisethemessagewill
disappearafter5seconds. 
2. Thecoolingfanscontinuetooperateforabout30secondsfor
coolingcycleandthePowerLEDwillashred.Whenthe
PowerLEDstopsashing,theprojectorhasenteredstandby
mode.
Onceinstandbymode,simplypress“Power/Standby”but-
ton to restart the projector.
3. Disconnect the power cord from the electrical outlet and the
projector.
4. Do not turn on the projector immediately following a power
off procedure.
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