Pantum P1000 Series, Service Manual

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6.3.3 Other troubles
F1 No AC power supply.
F2 No DC power supply.
F3 Motor error.
F4 Heating lamp doesn’t work.
Trouble causes Solution
Abnormal supply voltage. Make sure supply voltage is proper/normal.
Power cord is not inserted into the plug firmly. Make sure the power cord is inserted into the
socket firmly.
Fuse is broken. Change the fuse, please check whether there is a
short circuit on AC power cord if it breaks again
as soon as you change the low-voltage engine
board.
Trouble causes Solution
No AC power supply. Make sure supply voltage is proper/normal.
Abnormal low-voltage power supply. Replace engine board.
Trouble causes Solution
Bad connective wire. Make sure the wire is connected properly, and
good quality wire.
Bad main motor. Change other motors, check whether the main
motor is normal or not, change it if not.
Wrong connection on the main board. Change a connector.
Trouble causes Solution
High voltage board is disconnected. Connect it firmly, make sure it’s normally
supplied with AC 220V.
Jammed paper in printer. Check the printer and clear away the jammed
paper.
Discharge sensor can’t be closed Clean or replace the discharge sensor
The feed sensor actuator is unable to close. Clean or change the feed sensor actuator.
Position switch error. Check the switch.
Thermistor error Replace fixing unit.
Thermostat is off. Change fixing unit.