Troubleshooting Flowchart - Epson TM-U200 series Technical Manual

C o n fid e n tia l

Troubleshooting Flowchart

If the source of a problem is not clear, use the flowchart below to find and replace the defective
component. Normally, perform servicing by component replacement. Repairs of the PCBs and
other components should be performed only by technicians.
loading executed?
Execute the self-test
4-2 Troubleshooting
Start
Power on
No
Is POWER
LED lit?
Yes
Yes
Is ERROR
LED flashing?
Take steps described in
"Error types and
No
countermeasures."
Yes
Is PAPER
OUT LED lit?
No
Semi-automatic
No
Yes
1
END
Replace or insert paper roll.
Is self-test normal?
3
Does auto-cutter
perform normally?
Host sends print data
Is printout
normal?
END
Is paper roll in
No
near-end condition
or not inserted?
Yes
No
Yes
No
Yes
No
Yes
2
4
5
6
Rev. A