Есть английская инструкция, может там чего найдете.
По сбросу - вот это не поможет ?
Цитата: 4. KEY OPERATION FUNCTIONS
4.1 SYSTEM MODE (POWER UP WITH KEY PRESSED)
There are 6 LED light indications with following sequence.
(1) Solid orange indicates the printer has entered into system mode
(2) Green and red alternate
(3) Flashing orange
(4) Green and orange alternate
(5) Orange and red alternate
(6) Solid green
4.1.1 Firmware downloading mode
1) Release FEED key at LED light sequence (2) and push again immediately.
2) Copy the firmware file to printer parallel port by the following command is MS-DOS prompt
mode.
C:\>COPY XXXXXX.NEW /B LPT1:
3) The LED will change to green color and blinking every one-second. When firmware update is
completed, printer will reset automatically.
4.1.2 Auto call cancellation
1) Release FEED key at LED light sequence (3).
2) The printer will cancel Auto Call execution. (Refer to 6.3.24)
4.1.3 Parameter clearance
1) Release FEED key at LED light sequence (4).
2) The printer will restore to manufacturer’s default setting and reset automatically.
4.1.4 Sensor calibration
1) Install a label/tag roll with the sensor located at proper position.
2) Release FEED key at LED light sequence (5).
3) The printer will set the sensor property for the installed media and measures label length.
4.1.5 Self-test / Dump mode
1) Release FEED key at LED light sequence (6).
2) The printer will print self-test then enter the dump mode.