Oki Data CONFIDENTIAL
43627911TH Rev. 3
217 /
Paper Thickness Error (Err Code 323, 324)
• Is the Paper Thickness Sensor Connector disconnected?
• Is the PATHICK connector on the Sensor Relay PCB (S2S PWB) connected securely?
NO Connect the connector properly.
• YES Is any sensor cable down?
YES Replace the cable.
• YES Is 5V output to the Sensor Relay PCB (S2S PWB)?
5V: PATHICK Pin 3 0V: PATHICK Pin 1
FSNS Pin 1 FSNS Pin 9
NO-(1): Replace the Motor Driver PCB (S2P).
NO-(2) : Replace the Sensor Relay PCB (S2S PWB).
•
YES Is a pulse wave between 250 and 350 kHz output to the Pin 2 of the PATHICK
connector on the Sensor Relay PCB (S2S PWB)? (When the Belt Motor is not running.)
(As an oscilloscope is used, this cannot be checked on site.)
NO Replace the Paper Thickness Sensor.
• YES Is the error reset after power is turned on and medium detection is performed?
NO Replace the Paper Thickness Sensor.
• YES End
Output of 5V
Judgement Action
PATHICK FSNS
OK OK Normal YEA
NG NG Abnormal NO-(1)
NG OK Abnormal NO-(2)