12
LED flashes four times : CPU
Execution error (wrong address )
LED flashes five times : UIB error
LED
flashes
eight
times:
Temperature detection circuit error
1
Recoverable error: the indicator continuously flashes and then keep
being off for a period.
Error type
Error indicator description
ERROR light flashes type
Recoverable
error
LED flash once: cutter position
error
2
Automatically recoverable error: the indicator flashes continuously,
including printer head temperature error and upper over error.
Error type
Description
ERROR light flashes type
Automatically
recoverable
error
LED continuously flash: printer
head overheat, or cover
error.
2.6 Turn on the printer
When the printer is off and paper case cover is closed, press the POWER
button to turn on the printer and the ERROR indicator flashes twice, then
indicator off. The printer enters into the normal working mode.
2.7 Self test
The self-test will check the condition of printer, if the printer prints out the
self-test receipt correctly, it means the printer works normally except interface
with host. Otherwise it needs to be repaired.
The self-test will print out: Manufacturer name, printer model, software version,
