Service manual

EPSON Stylus COLOR 670 Revision A
Troubleshooting Unit Repair (Printer Mechanism) 65
Printer
stops
during
initialization
Fatal error
appears.
ASF sensor is
defective.
Check the signal
level of the ASF
sensor.
Replace ASF
sensor.
HP sensor is
defective.
Check the signal
level of the HP
sensor.
Replace HP
sensor.
CR motor is
defective.
Check the CR
motor cable is
connected
properly.
Replace the
CR motor if
there is no
problem in the
cable
connection.
PF motor is
defective.
Check if the PF
motor cable is
connected
properly.
Replace the PF
motor if there
is no problem
in the cable
connection.
Table 3-7. Printer Mechanism Troubleshooting (continued)
Symptom Condition Cause Check Point Solution