Optoma ZU920T User Manual page 57

USING THE PROJECTOR
Time
Set the time for the projector.
Daylight Saving Time
Enable or disable the daylight savings function.
NTP Server
Select a NTP Server for the network clock mode.
Time Zone
Set a time zone for the network clock mode.
Update Interval
Set the date and time update interval.
Apply
Apply date and time modifications.
Note:
When Use NTP Server of Clock Mode is selected, the Date and Time will be unavailable.
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When Manual of Clock Mode is selected, the Daylight Saving Time, NTP Server, Time Zone, and
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Update Interval will be unavailable.
Power Settings
Configure the projector's power settings.
Power Mode (Standby)
Setup the projector's standby mode.
Eco: Minimum power consumption (0.5 Watt) which does not allow network control.
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Active: Low power consumption (< 2 Watt) which allows the LAN module to enter sleep mode and
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supports to be woken by Wake on LAN (WoL). When the LAN module is woken by WoL, the projector
is ready to receive commands over the network.
Communication: More power consumption that allows controlling the projector over the network.
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Signal Power On
Turn on this function to have the projector automatically turning on when connected to HDMI input sources. It
only applies to the standby projector set to Communication mode.
Auto Power Off
Set an interval timer for the projector to automatically turn off if no signal is detected within the specified time
period. Press the 
Sleep Timer
Set an interval timer for the projector to automatically turn off after operating for the specified amount of time.
12V Trigger
Use this function to enable or disable the trigger.
Note: 3.5mm TS type mini jack that outputs 12V 200mA (max.) for relay system control.
Reset
Reset the power settings to factory default values.
and  buttons to add or reduce time, 1 minutes for each press.
12V Trigger Output
GND
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