• Code: 8140
• Description: Tray elevation motor problem (document finisher)
  The tray low limit sensor or paper surface sensor 1/2 cannot be detected to be on within 10 s since the tray elevation motor is activated.
• Causes: Defective connector cable or poor contact in the connector. Defective connector cable or poor contact in the connector. The tray elevation motor malfunctions. Defective tray lower limit sensor, paper surface sensor 1/2. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Tray elevation motor and DF main PWB (CN15)
  Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Tray lower limit sensor, and DF main PWB (CN5) Paper surface sensor 1/2 and DF main PWB (CN6)
  The tray elevation motor malfunctions. Replace the tray elevation motor.
  Defective tray lower limit sensor, paper surface sensor 1/2. Replace the sensor.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8210
• Description: Stapler problem (document finisher)
  Jam 7013 or 7023 is indicated.
• Causes: Defective connector cable of staple or poor contact in the connector. The stapler is blocked with a staple. The stapler is broken. Defective PWB.
• Remedy: Defective connector cable of staple or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable.
  The stapler is blocked with a staple. Remove the stapler cartridge, and check the cartridge and the stapling section of the stapler.
  The stapler is broken. Replace the stapler and check for correct operation.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8320
• Description: Adjustment motor 2 problem (document finisher)
  The adjustment sensor 2 does not turn on/off within specified time of the adjustment motor 2 turning on.
• Causes: Defective connector cable or poor contact in the connector. Defective adjustment sensor 2. Defective adjustment motor 2. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Adjustment motor 2 and DF main PWB (CN18) Adjustment sensor 2 and DF main PWB (CN7)
  Defective adjustment sensor 2. Replace the adjustment sensor 2.
  Defective adjustment motor 2. Replace the adjustment motor 2.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8330
• Description: Adjustment motor 1 problem (document finisher)
  The adjustment sensor 1 does not turn on/off within specified time of the adjustment motor 1 turning on.
• Causes: Defective connector cable or poor contact in the connector. Defective adjustment sensor 1. Defective adjustment motor 1. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Adjustment motor 1 and DF main PWB (CN18) Adjustment sensor 1 and DF main PWB (CN7)
  Defective adjustment sensor 1. Replace the adjustment sensor 1.
  Defective adjustment motor 1. Replace the adjustment motor 1.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8350
• Description: Roller motor problem (document finisher)
  The roller sensor does not turn on/off within specified time of the roller motor turning on.
• Causes: Defective connector cable or poor contact in the connector. Defective roller sensor. Defective roller motor. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Roller motor and DF main PWB (CN20) Roller sensor and DF main PWB (CN11)
  Defective roller sensor. Replace the roller sensor.
  Defective roller motor. Replace the roller motor.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8360
• Description: Slide motor problem (document finisher)
  The slide sensor does not turn on/off within specified time of the slide motor turning on.q
• Causes: Defective connector cable or poor contact in the connector. Defective slide sensor. Defective slide motor. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Slide motor and DF main PWB (CN14) Slide sensor and DF main PWB (CN22)
  Defective slide sensor. Replace the slide sensor.
  Defective slide motor. Replace the slide motor.
  Defective PWB. Replace the DF main PWB and check for correct operation.

• Code: 8460
• Description: EEPROM problem (document finisher)
  Reading from or writing to EEPROM cannot be performed.
• Causes: Defective EEPROM or DF main PWB.
• Remedy: Replace the DF main PWB and check for correct operation.

• Code: 8800
• Description: Document finisher communication error
  A communication error is detected 10 times in succession.
• Causes: Defective connector cable or poor contact in the connector. Defective DF main PWB. Defective PWB.
• Remedy: Defective connector cable or poor contact in the connector. Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Engine PWB (YC9) and Engine connect PWB (YC1) Engine connect PWB (YC7) and DF relay PWB (YC2) DF relay PWB (YC3) and DF main PWB (CN1)
  Defective DF main PWB. Replace the DF main PWB and check for correct operation.
  Defective PWB. Replace the engine PWB and check for correct operation.