Panasonic FP-D250 User Manual page 496

Code No.
Function
E3-23 Suction fan motor rotation
E3-30 Discharge lamp
E3-40 Copy density sensor output
adjustment
5-58
Check points
(1) Fan motor connector is shorted or broken.
(2) Fan motor is defective.
(3) LVPS connector is shorted or broken.
(4) LVPS is defective.
(5) (FP-D250/D350)
CPU PCB connector (CN6) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN6) is shorted or
broken.
(6) CPU is defective.
(1) Discharge lamp terminal position is incorrect.
(2) Discharge lamp is broken or disconnected.
(3) LVPS connector is shorted or broken.
(4) LVPS is defective.
(5) (FP-D250/D350)
CPU PCB connector (CN5) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN5) is shorted or
broken.
(6) CPU is defective.
(1) The copy density sensor is dirty.
(2) The drum is faulty or not correctly installed.
(3) Copy density sensor is defective.
(4) LVPS connector is shorted or broken.
(5) LVPS is defective.
(6) (FP-D250/D350)
CPU PCB connector (CN3) is shorted or
broken.
(FP-D450/D600)
CPU PCB connector (CN3) is shorted or
broken.
(7) CPU is defective.