User Tools > System Settings > Administrator Tools > Eco Night Sensor

The ECO Night Sensor (ambient light sensor) enables the printer to automatically turn off and on the main power when changes in the ambient light level are detected.

The user can specify how the printer performs when the ECO Night Sensor detects changes in the ambient light level.

When Weekly Timer is set to [Daily] or [Day of the Week], the printer does not turn on even if [ECO Night Sensor] is set to [Auto Power Off and On] and the time for turning on the main power specified in [Timer to Turn On] elapses.

Default: [Auto Power Off Only]

  • Auto Power Off Only
    The printer turns off the main power when the ECO Night Sensor detects a low ambient light level.
  • Auto Power Off and On
    The printer turns off the main power when a decrease in the ambient light level is detected. It turns on the main power when an increase in the ambient light level is detected.
  • Inactive
    The ECO Night Sensor is disabled.
Timer to Turn Off

Specify how long the printer waits to turn off the main power when the ECO Night Sensor detects a low ambient light level.

The timer is reset when:

  • The sensor detects changes in the ambient light level.
  • Any key on the control panel is pressed or printing is performed.
  • The main power switch is turned on.
  • The printer configuration screen is displayed on the control panel.
  • The printer settings are changed using Web Image Monitor.
  • The printer settings are imported or exported.
  • A program is downloaded.
  • The printer resumes Fusing Unit Off mode.
  • The printer enters Sleep mode.

Default: [120 minutes]

  • 1 minute
  • 5 minutes
  • 30 minutes
  • 60 minutes
  • 120 minutes
Timer to Turn On

Specify how long the printer waits before it turns on the main power when the ECO Night Sensor detects an increase in the ambient light level.

The timer is reset when:

  • The sensor detects changes in the ambient light level.
  • The ECO Night Sensor setting is changed.
  • The main power is turned on.
  • The printer enters Sleep mode.

Default: [1 minute]

  • 1 minute
  • 5 minutes
  • 30 minutes
  • 60 minutes
  • 120 minutes
Brightness Sensor Level

Brightness Sensor Level to Turn Off

Set the brightness threshold for the sensor to turn off the main power.

Default: 0

0 (Dark) - 15 (Bright)

Level 0 (Very dark): Equivalent to a moonlit night

Level 5 (Dark): Equivalent to a dimly-lit room

Level 7 (Dim): Equivalent to a room at sunset

Level 9 (Bright): Equivalent to a brightly lit room at night

Level 15 (Very bright): Equivalent to a sunlit room

Brightness Sensor Level to Turn On

Set the brightness threshold for the sensor to turn on the main power.

Default: 8

0 (Dark) - 15 (Bright)

Level 0 (Very dark): Equivalent to a moonlit night

Level 5 (Dark): Equivalent to a dimly-lit room

Level 7 (Dim): Equivalent to a room at sunset

Level 9 (Bright): Equivalent to a brightly lit room at night

Level 15 (Very bright): Equivalent to a sunlit room