• Code: 0870
• Description: PCFAX control PWB to main PWB high capacity data transfer error
  High-capacity data transfer between the FAX control PWB and the main PWB of the machine was not normally performed even if the data transfer was retried the specified times.
• Causes: FAX control PWB. Control PWB.
• Remedy: FAX control PWB 1. Turn the main power swtch off and after 5 seconds, re-mount the FAX controller PWB, then turn power on. 2. Replace the FAX control PWB.
  Control PWB Replace the control PWB and check for correct operation.

• Code: 0920
• Description: Fax file system error
  The backup data is not retained for file system abnormality of flash memory of the FAX control PWB.
• Causes: FAX control PWB.
• Remedy: FAX control PWB 1. Execute initializing by U600 (Refer to the FAX service manual). 2. Replace the FAX control PWB.

• Code: 0970
• Description: 24 V power down detect
  If a 24V power disconnection signal is observed and a 12V power disconnection signal is observed simultaneously for one second.
• Causes: Connect right PWB. Control PWB
• Remedy: Connect right PWB 1. Check the +24V output is given at YC4- 10 to 13 of the connect right PWB. 2. Replace the connect right PWB
  Control PWB Replace the control PWB

• Code: 1010
• Description: Lift motor error (50/60 ppm model only)
  After cassette 1 is inserted, lift sensor does not turn on within 10 s. This error is detected four times successively.
• Causes: Bottom plate elevation mechanism in the cassette. Connector cable or poor contact in the connector. Drive transmission system of the lift motor. Lift motor. Connect right PWB. Control PWB.
• Remedy: Bottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Connector cable or poor contact in the connector Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Lift motor and connect right PWB (YC9) Connect right PWB and control PWB (YC29)
  Drive transmission system of the lift motor Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  Lift motor Replace the lift motor.
  Connect right PWB Replace the connect right PWB.
  Control PWB Replace the control PWB and check for correct operation.

• Code: 1020
• Description: PF lift motor 1 error (paper feeder)
  After cassette 2 is inserted, PF lift sensor 1 does not turn on. This error is detected four times successively.
• Causes: Bottom plate elevation mechanism in the cassette. Connector cable or poor contact in the connector. Drive transmission system of the PF lift motor. PF lift motor. PF main PWB.
• Remedy: Bottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Connector cable or poor contact in the connector Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 1 and PF main PWB (YC7)
  Drive transmission system of the PF lift motor Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  PF lift motor Replace the PF lift motor 1.
  PF main PWB Replace the PF main PWB (Refer to the service manual for the paper feeder).

• Code: 1030
• Description: PF lift motor 2 error (paper feeder)
  After cassette 3 is inserted, PF lift sensor 2 does not turn on. This error is detected four times successively.
• Causes: Dottom plate elevation mechanism in the cassette. Connector cable or poor contact in the connector. Drive transmission system of the PF lift motor. PF lift motor. PF main PWB.
• Remedy: Dottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Connector cable or poor contact in the connector Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 2 and PF main PWB (YC7)
  Drive transmission system of the PF lift motor Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  PF lift motor Replace the PF lift motor 2.
  PF main PWB Replace the PF main PWB (Refer to the service manual for the paper feeder).

• Code: 1040
• Description: PF lift motor 3 error (paper feeder)
  After cassette 4 is inserted, PF lift sensor 3 does not turn on. This error is detected four times successively.
• Causes: Bottom plate elevation mechanism in the cassette. Connector cable or poor contact in the connector. Drive transmission system of the PF lift motor. PF lift motor. PF main PWB.
• Remedy: Bottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Connector cable or poor contact in the connector Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 3 and PF main PWB (YC7)
  Drive transmission system of the PF lift motor Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  PF lift motor Replace the PF lift motor 3.
  PF main PWB Replace the PF main PWB (Refer to the service manual for the paper feeder).

• Code: 1050
• Description: PF lift motor 4 error (paper feeder)
  After cassette 5 is inserted, PF lift sensor 4 does not turn on. This error is detected four times successively.
• Causes: Bottom plate elevation mechanism in the cassette. Connector cable or poor contact in the connector. Drive transmission system of the PF lift motor. PF lift motor. PF main PWB.
• Remedy: Bottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found.
  Connector cable or poor contact in the connector Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. PF lift motor 4 and PF main PWB (YC7)
  Drive transmission system of the PF lift motor Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any.
  PF lift motor Replace the PF lift motor 4.
  PF main PWB Replace the PF main PWB (Refer to the service manual for the paper feeder).