User`s manual

Confidential Thermal Printer
RS-T80 Programming Manual
- 68 -
7 Troubleshooting
Refer to this section if the printer has any problems.
If the problem cannot be solved, please contact your dealer.
7.1 Printer doesn’t work
Faults Possible reasons Solution
Power LED is off and the printer doesn’t work
Printer is off Connect the printer power
Printer is off Turn on the printer
Circuit board is damaged Contact your dealer
7.2 Alarm LED and buzzer sound
Faults Possible reasons Solution
Paper LED on and buzzer sounds Paper end Replace with new paper roll
Paper LED on Paper near end Replace with new paper roll
Alarm LED flashes and buzzer sounds
Input voltage is abnormal
Turn off the printer power and check
The input voltage
Print head is overheated
Turn off the printer power and wait for the print
head temperature recovered normally
Cutter Error Cutter resetting(reference 7.4)
Cover is Open Close the cover again
Serious fault occurs Contact your dealer
7.3 Problems with printing
Faults Possible reasons Solution
Printout is light Print head is damaged Replace print head
Printout is not clear or has dirt Print head or platen is dirty Clean print head or platen
Paper cannot be fed out properly Paper jam
Open top cover and check paper path to
remove paper jam
7.4 Cutter resetting
If the moving blade of the cutter does not return to its home-position, then the top cover
should be opened and the printer should be switched on. This will force the moving blade to
reset and return to its home-position. Please contact your dealer if the problem persists.