MT800 User Manual
4. Partial Component Description
4.1 Button
1. Power Button
①Turn On
In the sate of power off, hold down the power button for about 3 seconds and the printer will be
on.
②Turn Off
In the state of power on, hold down the power button for about 3 seconds and the printer will be
off.
③Print Self Test
In the sate of power on, continuously press the power button for 3 times, the printer will print the
self-check page.
2. Cover Open Button
Press the cover open button of both sides at the same time, then lift the printer cover upward.
3. Reset Button
When the button fails to respond or Bluetooth fails to connect, please remove the ribbon, lightly
press the [Reset] button with toothpick or pin for 2 seconds, then restart the printer.