Optoma H31 User Manual - Page 12

English Installation Powering Off the Projector 1. Press the "Power" button to turn off the projector lamp, you will see the following message "Power off the lamp? " displayed on the screen. 2. Press the "Power" button again to confirm. Otherwise the message will disappear after 5 seconds. 3. The cooling fans continue to operate for about 120 seconds for cooling cycle and the Power LED will turn red. When the light stops flashing, 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" button to restart the projector. 4. Disconnect the power cord from the electrical outlet and the projector. 5. Do not turn on the projector immediately following a power off procedure. ™ When the "LAMP" indicator lights orange continuously, the lamp may failed. Please contact your local reseller or service center. ™ When the "TEMP" indicator flashes orange for about ten seconds, you will see a message "Fan Fail" or "Over Temperature"on the display. The projector will automatically shut down. After cooling, under normal conditions, the projector can be switched on again for your presentation. If the problem persists, contact your local reseller or service center. 12