A
PPENDIX
A. C
OMMUNICATION
I
NTERFACES
......................................................... 26
Parallel Interface
.............................................................................................................................. 26
Serial Interface
................................................................................................................................. 26
USB Interface
.................................................................................................................................... 27
Installation of the USB HS Serial Converter
......................................................................... 27
Removing the USB HS Serial Converter
................................................................................. 29
PS/2 Interface
................................................................................................................................... 29
A
PPENDIX
B. E
RROR
M
ESSAGES
/ T
ROUBLESHOOTING
................................... 30
Self Test
.............................................................................................................................................. 30
Dump Mode
........................................................................................................................................ 30
LCD Error and LED Light Message Descriptions
.................................................................. 31
Problems and Recommended Solutions
................................................................................. 32
A
PPENDIX
C. M
AINTENANCE AND
A
DJUSTMENT
................................................. 33
Cleaning the Thermal Printhead
................................................................................................ 33
Thermal Printhead Replacement
............................................................................................... 34
Thermal Printhead Print Line Adjustment
.............................................................................. 35
Thermal Printhead Spring Box Position/Pressure Adjustment
...................................... 37
Ribbon Tension Adjustment
........................................................................................................ 37
Drive Roller Replacement
............................................................................................................. 38
Auto Sensing
..................................................................................................................................... 40
Upgrading the Printer’s Firmware
............................................................................................. 40
Clearing Cutter Jams
...................................................................................................................... 40
Cleaning Adhesive from the Cutter Blade
.............................................................................. 41
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