TTP-245C/ TTP-343C/ TTP-244CE
Bar Code Printer Service Manual
28
Sensor
Compressed air or vacuum
Monthly
Exterior
Wipe it with water-dampened
cloth
As needed
Interior
Brush or vacuum
As needed
Note:
Do not touch printer head by hand. If you touch it careless, please use ethanol to
clean it.
Please use 100% Ethenol. DO NOT use medical alcohol, which may damage the
printer head.
Regularly clean the print head and supply sensors once change a new ribbon to
keep printer performance and extend printer life.
Continuous printing will cause printer motor overheat. Printer will stop printing
automatically about 10~15 minutes until motor is cooling down. Please don't turn off
power when printer pauses or the data transfered to printer buffer will be lost.
The maximum printing ratio per dot line is 15% for this printer. To print the full web
black line, the maximum black line height is limited to 40 dots, which is 5mm for 203
DPI resolution printer and 3.3mm for 300 DPI resolution printer.