Oki C9850

Oki Data CONFIDENTIAL
43627911TH Rev. 3
200 /
Paper Size Error
• Is standard size paper used?
NO Use standard size paper.
• YES Does the paper jam occur at the IN 1 Sensor?
YES Remove the paper jam.
• NO Does IN1 Sensor Lever operate normally?
NO Replace the defective sensor lever.
• YES Does the IN1 Sensor operate normally?
(Activate the Sensor Lever and check to see if the sensor works properly using the
switch scan test in the self-diagnosis mode.)
NO Check cable connection, then replace Sensor PCB (S2C PWB).
• YES Does the IN2 Sensor Lever operate normally?
NO Replace the defective sensor lever.
• YES Does the IN2 Sensor operate normally?
(Activate the Sensor Lever and check to see if the sensor works properly using the
switch scan test in the self-diagnosis mode.)
NO Check cable connection, then replace Sensor PCB (S2S PWB).
• YES Do all the Paper Size Detection Switches work properly?
(Press the switches and check them using the switch scan test in the self-diagnosis
mode.)
NO Check the cable connection, then replace the Sensor Assy.
• YES Does the guide of the cassette fit the paper size? (See Table 5-2.)
NO Replace the cassette.
• YES Check the cable connection, then replace the motor driver PCB (S2P)