Epson Stylus COLOR 900 Service Manual page 73

EPSON Stylus COLOR 900/900N
Table 3-7. Remedies for Paper Jam Error (continued)
Step Problem
• Does the PE sensor
5 Referring to Step 3 in
actuator get stuck?
the sensor's condition.
• Is the sensor
securely installed?
• Is the PE sensor
6 Referring to Step 4 in
defective?
the sensor's condition.
• Are the encoder's
7 Verify the encoder's electrical leads by checking
electrical leads
the following points for proper connection and
defective?
electrical continuity, since checking the signal
directly from the encoder is impossible.
1. Is Connector 1 secure?
2. Is Connector 2 secure?
3. Is there electrical continuity through the cable?
Solution
Table 3-4 on page 68, check
Table 3-5 on page 68, check
Table 3-8. Remedies for Paper Jam Error (continued)
Step Problem
• Check with
8 Is the ASF installed
properly?
Are all the paper pinch
• Viewing the printer from the back, check that all
rollers installed
properly?
Chapter 3 Troubleshooting
Solution
"Auto Sheet Feeder (ASF) Unit
Removal" on page 103 to verify correct
installation of the ASF.
of the six torsion springs securing the paper
pinch rollers are properly installed.
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