NEC NC900C Installation Manual page 70

LCD Menu
Off Timer
Automatically turns off the projector power once the configured time has elapsed. The time until the power is turned off can be
set in steps of 1 hour (up to a maximum of 24 hours). The timer starts from when the setting is applied by pressing the ENTER
button. While the timer is running, the remaining time is displayed in the format "Left **.* H". Set to "No Preset" to stop the timer.
Filter Message
Sets the time until the air filter replacement cycle (units: hours). Once the usage time of the air filter exceeds the configured
time, the message ("Filter Time Over") is displayed on the LCD screen. The default setting is set to "0 (-----) [H]". In this setting,
"Filter Time Over" is not displayed.
Silent Mode
Sets whether the status indicators, buzzer, indicators on the projector's control panel, illumination, and LCD screen backlight
are enabled or disabled.
RearLED
Buzzer
Control Button
LCD Backlight
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← Displays the remaining time until the power is turned off.
← Sets the time until the power is turned off. (No Preset: Timer off)
← The current setting value is displayed with an asterisk (*).
← Sets the time until the replacement cycle (units: hours).
← Selects the item.
← Displays the currently selected item with asterisk (*).
← Displays the setting.
Sets whether to use or not use the status indicators.
Enable: Use
Disable: Not use (the status indicators do not light up)
Sets whether to use or not use the buzzer.
Enable: Use
Disable: Not use (the buzzer does not sound)
Sets whether to use or not use the indicators on the projector's control panel.
Enable: Use
Disable: Not use (the LED next to the buttons do not light up)
Sets whether to use or not use the illumination and LCD screen backlight on the projector's
control panel.
Enable: Use
Disable: Not use (turns off the illumination and LCD screen backlight on the projector's control
panel)