Printer Doesnt Work; Error Led And Buzzer; Problems During Printing - SNBC BTP-R880NPI Service Manual

6.2 Printer doesn't work
Problems
LED is off and the printer doesn't
work

6.3 Error LED and buzzer

Problems
Error LED flashes and buzzer
beeps
Buzzer beeps and error LED on

6.4 Problems during Printing

Problems
Paper cannot be fed normally
Printer starts printing but
stops suddenly
Paper is not cut
Printout is not clear or dirty
Vertical column of print is
missing
Possible Causes
Printer power is off.
Possible Causes
Paper end
Cutter error
Top cover up
Print head overheated
These indicate a serious problem
Possible Causes
Paper jam
Paper jam
Paper jam
Paper roll is not installed
correctly
Paper is out of specification
Dirty print head or platen
roller
Print darkness is too low
Dirty print head or platen
roller
Make sure that printer cable has been connected
properly on both ends.
Replace roll paper
Refer to 6.1 Cutter error troubleshooting
Close top cover
Turn off printer power and wait until the print
head turn to normal temperature.
Contact your local distributor or a technician of
manufacturer for assistance.
Open top cover to check paper path and cutter and
remove paper jam
Open top cover to check the cutter and remove paper
jam
Open top cover to check the cutter and remove paper
jam
Make sure that the paper roll has been installed correctly
Use recommended thermal paper
Clean the print head or the platen roller
Adjust the print darkness to 110% or 120% as needed
Clean the print head or the platen roller
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BTP-R880NPII Service Manual
Solution
Solution
Solution