3nStar RPT006, Руководство пользователя

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5. Fault treatment guidelines
In case of printer failure, please refer to this chapter for corresponding treatment. If you still can't fix
the problem, please contact the agent or manufacturer.
5.1 Power
5.2 Print
Fault Possible cause Solution
The power
indicator light is
off
The AC/DC power adapter is not
connected properly
Reconnect the power adapter
AC/DC power adapter is in fault Replace the power adapter
The power supply circuit of the main
control board is out of order
Repair or replace the main control board
Lamp board is in fault Repair or replace the lamp board
Fault Possible cause Solution
The printer prints
without paper
Printer paper is not installed
correctly
Install the printing paper according to the
instructions in the manual
The paper characteristics used is
incorrect
Use thermal paper for printing
Print head is damaged Replace the print head
The main board is damaged Repair or replace the main control board
The printer paper is installed
incorrectly
Install the printing paper according to the
instructions in the manual
The print quality is
poor
or print
product is blurred.
Paper quality is poor Use high-quality paper rolls
The settings are incorrect Increase print concentration
The print head is damaged Replace the print head
The printer prints
with dirty spots
The paper is stained with dirt, or the
paper quality is poor
Check or replace the printer paper
The print head is dirty Clean the print head with alcohol