UNIT LEVEL TROUBLESHOOTING
When a problem occurs, you may be able to identify the defective unit by the symptoms. The table
below lists the symptoms of certain problems. Once the problem is identified, refer to the flowchart
that corresponds to the problem.
Table 5-4. Symptoms and Problems
Symptom Problem Flowchart No.
The printer does not operate at
power on
❒ LEDs do not light up.
❒ Printer mechanism does not operate.
1
An error is detected ❒ Error is indicated by LEDs. 2
A failure occurs during printing
❒ Printing is not performed.
❒ Abnormal printing (missing dots, etc.)
❒ Print quality is poor
3
Printer does not feed the paper
correctly
❒ No paper is fed.
❒ Paper feed is irregular.
❒ Paper jam occurs.
4
Control panel operation is
abnormal
❒ No response to button access. 5
Troubleshooting
EPSON Stylus 1500 Service Manual 5-5
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