Epson Stylus Photo R320 Service Manual page 21

EPSON Stylus Photo R320
Occurrence Timing
Phenomenon Detail
Position of CR
An error occurs even if "CDR Guide
At power-on
Assy." is closed when turning on the
At HP
power.
TROUBLESHOOTING
Table 1-8. Check Points for CD/DVD Guide Error to Each Phenomenon
Faulty Part/
Part Name
1. Check if the contact point of "Housing, Middle" with
"Star Wheel/CDR Sensor" is cracked.
Housing, Middle
1. Check if "Star Wheel/CDR Sensor" is connected to CN6
on "Main Board".
Star Wheel/
CDR Sensor
2. Check if "Star Wheel/CDR Sensor" is damaged.
3. Check if "Star Wheel/CDR Sensor" cable is cut off.
1. Check if any device on "Main Board" is damaged.
Main Board
Unit Level Troubleshooting
Check Point
1. Replace "Housing, Middle" with a new one.
Contact
point
1. Connect "Star Wheel/CDR Sensor" to CN6
Star Wheel/CDR Sensor
2. Replace "Star Wheel/CDR Sensor" with a
3. Replace "Star Wheel/CDR Sensor" with a
1. Replace "Main Board" with a new one.
Revision B
Remedy
on "Main Board".
new one.
new one.
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