Optoma Technology EH505 用户手册

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20

Powering Off the Projector

1. Press POWER to turn off the projector lamp, a message displays on the 

projector’s screen.

2. Press POWER again to confirm, otherwise the message disappears 

after 15 seconds. 

3.  The cooling fans continue to operate for about 180 seconds for 

cooling cycle and the Power Led will turn blue. When the light is 

solid red, the projector has entered standby mode.

(If you wish to turn the projector back on, you must wait until the 

projector has completed the cooling cycle and has entered standby 

mode. Once in standby mode, simply press POWER to restart the 

projector.)

4. Turn off the main power switch. Disconnect the power cord from 

the electrical outlet and the projector.

5. Do not turn on the projector immediately following a power off 

procedure.

Warning Indicator

v

 When the LAMP LED indicator lights red, the projector will  

automatically shut itself down. Please contact your local reseller 

v

 When the TEMP LED is on a steady (not flashing) red, the  

projector will automatically shut itself down. Under normal  

conditions, the projector can be switched on again after it has 

cooled down. If the problem persists, you should contact your  

v

 When the TEMP LED flashes red, it indicates the fan has failed. 

Please contact your local dealer or our service center. See pages