If the device is on, press briefly STANDBY-ON/ECO POWER to switch the device to standby mode first, then press and hold STANDBY-ON/ECO POWER until ECO PWR scrolls on the display.
If the device is on standby mode, press and hold STANDBY-ON/ECO POWER until ECO PWR scrolls on the display
Note: Red indicator lights up and the display is blank when the device is in eco power mode.
