Optoma Technology EP728 Projector User Manual


 
15
English
Installation
Warning Indicator
When the “LAMP” indicator lights red, the projector will
automatically shut itself down. Please contact your local
reseller or service center. See pages 54-55.
When the “TEMP” indicator lights red, it indicates the pro-
jector has overheated. 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 local dealer or our service center.
See pages 54-55.
When the “TEMP” indicator ashes red, it indicates the fan
has failed. Please contact your local dealer or our service
center. See pages 54-55.
Powering Off the Projector
1. Press the “Power” button to turn off the projector lamp,
you will see a message displayed on the projector’s screen.
2. Press the “Power” button again to conrm,
otherwise the message will disappear after 15 seconds.
When you press “Power” button second, the system will
show the timing countdown on the screen.
3. The cooling fans continue to operate for about 10 seconds
for cooling cycle. When the Power LED turn Amber, 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.