Target Part/SP No.:Size Switch (2nd Feed Tray) / SP5-803-021 (Tray 2: Size Sensor)
Cause verification  | Problem Judgement  | 
|---|---|
Press the 1st switch from the right on the size switch of paper feed tray 2 when seen from the front of the machine (Done after detaching paper feed tray 2)  | Parameter other than 00000111  | 
Press the 2nd switch from the right on the size switch of paper feed tray 2 when seen from the front of the machine (Done after detaching paper feed tray 2)  | Parameter other than 00001011  | 
Press the 3rd switch from the right on the size switch of paper feed tray 2 when seen from the front of the machine (Done after detaching paper feed tray 2)  | Parameter other than 00001101  | 
Press the 4th switch from the right on the size switch of paper feed tray 2 when seen from the front of the machine (Done after detaching paper feed tray 2)  | Parameter other than 00001110  | 
Pull out paper feed tray 2 from the machine.  | Parameter other than 00001111  | 
Solution:
- Reconnect the connector.
 - Replace the sensor.
 - Replace the Paper Transport IOB (PCB1).
 - Replace the harness.
 
2nd Paper Feed Tray
Check the 2nd tray set sensor to see if there are any defects.  | Replace the switch for the pick-up arm.  |