Unit Level Troubleshooting - Epson TM-FX2180 Service Manual

EPSON FX-2180 Service Manual

3.3 Unit Level Troubleshooting

You may be able to identify a defective printer unit simply by observing
the printer's symptoms. The table below lists the symptoms for several
printer problems. After you determine the type of printer problem you
have, see the corresponding flowchart to isolate the cause of the problem
and repair the printer.
Table 3-5. Printer Symptoms and Problem Descriptions
Symptom Problem Description
Abnormal The carriage does not move at all.
carriage When you turn on the printer, the carriage
operation moves away from the home position and then
stops. All the indicator LEDs on the control
panel flash.
Abnormal The printer does not feed the paper at all.
paper When you turn on the printer, the printer ejects
feeding the paper automatically.
After you load paper, the printer ejects the
paper automatically and then indicates it is in
the ready state.
Abnormal The control panel indicator LEDs do not
power come on.
operation The Operate button does not work.
The control panel buttons do not work.
Abnormal No image is printed.
printing Printing is faulty; some dots are not printed.
The flowcharts use the following symbols:
START
Flowchart
Flowchart 1
Flowcharts
2-1 and 2-2
Flowchart 3
Flowchart 4
Chapter 3 Troubleshooting
Decision
Start
Instructions
Branching
Refer to the
Return to the start
specified flowchart
of the flowchart
Figure 3-2. Flowchart Symbols
END
END
3-4