Epson STYLUS Scan 2000 Service Manual page 64

EPSON Stylus Scan 2000
Symptom Condition
Abnormal printing White line appears in
(continued) the image data.
Abnormal paper
Paper is not fed.
feeding.
Printer stops during
Fatal error appears.
initialization.
Troubleshooting
Table 3-3. Repair of the Printer Mechanism (continued)
Cause Check Point
Head angle is not correct. Perform head angle adjustment.
Platen gap is not correct. Perform platen gap adjustment.
Dot shooting direction is
Perform the cleaning operation several
tilted because head
times and check printing.
surface is not clean
Install a new I/C and perform the self-
I/C is defective.
test.
Perform the cleaning operation several
Head unit is defective.
times and check printing.
Check if the PF roller rotates when paper
Friction of the PF roller.
is not fed.
Abnormal operation of the Check movement of the ASF hopper
hopper. visually.
Malfunction of ASF drive
Check if the ASF gear rotates visually.
change-over.
Check if the PF roller slips during paper
Friction of the PF roller.
feeding.
Check the signal level of the ASF sensor.
ASF sensor is defective.
(Refer to Table 5-2)
Check the signal level of the PE sensor.
PE sensor is defective.
(Refer to Table 5-2)
Check the signal level of the HP sensor.
HP sensor is defective.
(Refer to Table 5-2.)
Head FFC is
Check if the head FFC is connected.
disconnected.
CR motor is defective. Check the CR motor cable is connected.
Check if the PF motor cable is
PF motor is defective.
connected.
Repair of the Printer Mechanism
Revision A
Solution
Refer to Chapter 4.
Refer to Chapter 4.
Perform the cleaning operation.
Replace I/C.
Replace the head unit.
Clean the PF roller by the cleaning
sheet. Replace the PF roller if it
does not recover.
Replace ASF.
Replace gears of the ASF drive
change-over.
Clean the PF roller by the cleaning
sheet. Replace the PF roller if it
does not recover.
Replace ASF sensor.
Replace PE sensor.
Connect the head FFC.
Replace the CR motor if there is no
problem in the cable connection.
Replace the PF motor if there is no
problem in the cable connection.
64