Epson TM-U375 - ERROR LED Is Flashing; Paper Is Not Loaded by Pressing down Paper Load Switch

4-5
4 ERROR LED is flashing. 5 Paper is not loaded by pressing down
paper load switch.
Take the steps described in
Section 4.3.
4
Yes
Are connectors
inside the printer hooked up
correctly?
END
No
Hook up connectors
correctly.
OK ?
Yes
END
No
5
No
Is paper jammed in
the paper inlet path?
OK ?
END
Yes
No
Replace printer mechanism
assembly.
OK ?
No
Replace main PCB.
END
END
Yes
Remove the paper.
OK ?
END
No
Yes
Is paper load switch
continuity normal?
No
Yes
Yes
Replace microswitch
sub-assembly.
CONFIDENTIAL