Panasonic FP-D250 User Manual page 480

Code Item
U5 Duplex unit (option) open
U6 Copier paper feed door open
U7 System console (option) paper feed
door open
5-42
Check points
1) Is the duplex unit installed correctly ?
2) Duplex unit connector is shorted or broken.
3) Duplex unit connector is defective.
4) Duplex unit driver PCB connector is shorted
or broken.
5) Duplex unit driver PCB is defective.
6) LVPS connector is shorted or broken.
7) LVPS is defective.
8) (FP-D250/D350)
CPU PCB connector (CN11) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN11) is shorted or
broken.
9) CPU PCB is defective.
1) Is the paper feed door closed correctly ?
2) Paper feed door open/close sensor
connector is shorted or broken.
3) Paper feed door open close sensor is
defective.
4) LVPS connector is shorted or broken.
5) LVPS is defective.
6) (FP-D250/D350)
CPU PCB connector (CN29) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN29) is shorted or
broken.
7) CPU PCB is defective.
1) Is the paper feed door of the system console
closed correctly ?
2) Is the system console installed correctly ?
3) System console connector is shorted or broken.
4) System console door open/close sensor
connector is shorted or broken.
5) System console door open close sensor is
defective.
6) System console driver PCB connector is
shorted or broken.
7) System console driver PCB is defective.
8) LVPS connector is shorted or broken.
9) LVPS is defective.
10) (FP-D250/D350)
CPU PCB connector (CN11) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN11) is shorted or
broken.
11) CPU PCB is defective.