Scanner Carriage Unit - Epson Stylus CX4100 Service Manual

EPSON Stylus CX4100/CX4200/CX4700/CX4800/DX4200/DX4800/DX4850
Occurrence
timing Detailed phenomenon
CR position
• Power on
The Scanner Unit does not initialize
when the power is turned on.
• Anywhere
When turning on the power, the CR
Motor does not operate at all.
• Power on
• Anywhere
When turning on the power, the PF
Motor does not operate at all.
TROUBLESHOOTING
Table 3-18. Check point for the Fatal error according to each phenomenon
Defective
unit/part name
1. Check if the Scanner Carriage Unit is not damaged.
Scanner Carriage
Unit
1. Check if the CR Motor Connector Cable is connected to
CN8 on the Main Board.
CR Motor
CR Motor
2. Check if the CR Motor Connector Cable is not damaged.
3. Check if the CR Motor operates.
1. Check if the PF Motor Connector Cable is connected to
CN9 on the Main Board.
Connector Cable
PF Motor
2. Check if the PF Motor Connector Cable is not damaged.
3. Check if the PF Motor operates.
Troubleshooting
Check point

Scanner Carriage Unit

CN8
CR Motor
Connector Cable
PF Motor
CN9
PF Motor
Revision A
Remedy
1. Replace the Scanner Carriage Unit with a
new one.
1. Connect the CR Motor Connector Cable to
CN8 on the Main Board.
2. Replace the CR Motor with a new one.
3. Replace the CR Motor with a new one.
1. Connect the PF Motor Connector Cable to
CN9 on the Main Board.
2. Replace the PF Motor with a new one.
3. Replace the PF Motor with a new one.
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