BTP-M300 User’s Manual
- 58 -
7.3 Error LED and Buzzer
Problems Possible causes Solution
Error LED flashes Paper near end Replace roll paper.
Buzzer beeps
Paper end Replace roll paper.
Rear cover up Close rear cover.
Cutter error
Refer to 7.1 Cutter error
troubleshooting.
Input voltage
abnormal
Turn off printer power and
check input voltage.
Print head
overheated
Turn off printer power and wait
until the print head turn to
normal temperature.
HP error
Press & hold FEED button or
power on the printer again.
Buzzer beeps for
long time, and
ERROR LED is
always on
Printer has serious
problems
Please contact your local
dealer or the manufacturer.
7.4 Problems during Printing
Problems Possible causes Solution
HP error
Paper jam
Clear jammed paper and
power on the printer again.
Ribbon damage
Replace ribbon and power on
the printer again.
Printout is light
and not clear
Ribbon ink is out Replace ribbon.
Always feed paper
in printing
Confirm if paper
type matches with
the paper used
Replace with correct roll paper.
Printout is not
clear or dirty
Print head or paper
feed platen is dirty
Clean print head or paper feed
platen.
Paper cannot be
fed normally
Paper jam
Check paper path and remove
jammed paper.
Horizontal printout
is missing
Ribbon is damaged Replace ribbon.
Print head error
Contact your local dealer or
the manufacturer.