5-65
Troubleshooting
E5-89
E6-03
E6-04
Printer controller LSI access
(FP-D450/D600)
Paper length home position
detecting sensor
Paper width home position
detecting sensor
(1) Image processing PCB connector (
CN202
/
212
) is shorted or broken.
(2) CPU PCB connector (
CN4
/
34
) is shorted
or broken.
(3) Image processing PCB is defective.
(1) Sensor connector is shorted or broken.
(2) Sensor is defective.
(3) Paper length motor connector is shorted
or broken.
(4) Paper length motor is defective.
(5) (FP-D250/D350)
ADU driver PCB connector (
CN653
/
655
)
is shorted or broken.
(FP-D450/D600)
ADU driver PCB connector (
CN653
/
655
)
is shorted or broken.
(6) ADU driver PCB is defective.
(7) (FP-D250/D350)
CPU PCB connector (
CN11
) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (
CN11
) is shorted or
broken.
(8) CPU PCB is defective.
(9) Guide plate mechanism is defective.
(1) Sensor connector is shorted or broken.
(2) Sensor is defective.
(3) Paper width motor connector is shorted or
broken.
(4) Paper width motor is defective.
(5) (FP-D250/D350)
ADU driver PCB connector (
CN653
/
655
)
is shorted or broken.
(FP-D450/D600)
ADU driver PCB connector (
CN653
/
655
)
is shorted or broken.
(6) ADU driver PCB is defective.
(7) (FP-D250/D350)
CPU PCB connector (
CN11
) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (
CN11
) is shorted or
broken.
(8) CPU PCB is defective.
(9) Guide plate mechanism is defective.
Code No.
Function
Check points
