80MM Thermal Receipt Printer User Manual
18
Printer Repair and maintenance
1. printer external and warehouse cleaning: please use a wet cloth
gently wipe the printer surface and internal paper warehouse.
2. Printer core clean: printer core must be clean on time, especially the
quality of printing is decline, cleaning methods are as follows: put cotton
dipped in anhydrous alcohol and gently wipe the printer core ceramic
parts as shown in the picture below until clean enough.
3.If find water inside printer, pls immediately cut off power, and dry the
printer naturally.
Failure Analysis:
Failure
phenomenon
Failure cause
Solution
Printer paper light
and Error light
flashing at same
time,and make a Di
Di... beep sound
Printer lack of
paper
Install paper correctly
Printer error light
flashing and make
a Di Di...beep
sound
1,The printer
cutter problem.
2.The printer head
is overheated
3. The cover not
closed well
1,Pls follow the “Cutter
stuck maintenance”
schedule above to solve.
2,Open the cover and
dissipate heat fully then go
on printing.
3. Confirm Cover Closed
well
When printing, only
paper running but
no print
Thermal paper
install reverse
Pls install the paper in a
opposite direction
