Oki OKIPAGE 8c Plus Maintenance Manual page 119

2-2 Paper input jam (Front feeder)
• Is the paper jam immediately occur after the page printer is powered on?
• Yes Is the paper jam occur FF sensor 2?
Yes Remove the paper jam.
A
• No Do the sensor levers (FF sensor 2) work right?
No Replace the defective sensor lever (FF sensor 2 ).
• Yes Do the sensor (FF sensor 2) work right? (Operate sensor lever and check its signal on the
related pin of the FSENS connector of the junction board (PXF-PCB).)
Pin 4 for FF sensor 2
No Check the connection of the signal cable or replace the sensor board (PXM PCB).
• Yes Is the junction board (PXF PCB) operation properly?
(Operate each sensor lever and check its signal on the related pin of the PXFIF connector
of the junction board (PXF-PCB).)
Pin A7 for FF sensor 2
No Replace the junction board (PXF-PCB).
• Yes Check the connection of the cables between the junction board (PXF PCB) and the engine
board (PX4 PCB) or replace the engine board.
• No Is the paper jam immediately occur after paper feeding?
• Yes Does the paper reach the FF sensor 2?
Yes Go to
• No Replace the front feeder assembly.
• No Does the front feeder motor rotate properly?
• No Is +32V being supplied on the FU2 of the engine board?
No Replace the low-voltage power supply.
• Yes Check the connection of cables or replace the engine board.
• Yes Check the connection of cables or replace the engine board.
41057601TH Rev.1
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