Description: Lift motor error The main motor ready input is not given for 5 s during the main motor is ON.
Causes: Defective bottom plate elevation mechanism in the cassette. Defective drive transmission system of the lift motor. Defective lift motor. Defective engine PWB.
Remedy: Defective 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. Defective drive transmission system of the lift motor. Check if the rollers and gears rotate smoothly. If not, grease the bushings and gears. Check for broken gears and replace if any. Defective lift motor. Replace the lift motor. Defective engine PWB. Replace the engine PWB.
Code: 1020, 1030, 1040
Description: PF lift motor error (Option paper feeder) When the PF lift motor is driven, the PF lift motor over-current detection signal is detected for 2 ms 150 times or detected continuously for 300 ms. After the PF lift motor is driven, the ON status of PF lift limit sensor cannot be detected for 10 s. The cassette installed confirmation message is displayed on the printer operation panel, and even if the cassette is opened and closed, the cassette installed confirmation message is displayed five times successively. 1020: Paper feeder 1 1030: Paper feeder 2 1040: Paper feeder 3
Causes: Defective harness between PF lift motor and PF main PWB (YC7), or improper connector insertion. Defective bottom plate elevation mechanism in the cassette. Defective drive transmission system of the PF lift motor. Defective PF lift motor. Defective PF lift limit sensor. Defective PF cassette size switch. Defective PF main PWB. Defective engine PWB.
Remedy: Defective harness between PF lift motor and PF main PWB (YC7), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). Defective 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.(Refer to the service manual for the paper feeder). Defective drive transmission system of the PF lift motor. Check if the gears rotate smoothly. If not, grease the bushings and gears. Check for broken gears and replace if any.(Refer to the service manual for the paper feeder). Defective PF lift motor. Replace the PF lift motor. (Refer to the service manual for the paper feeder). Defective PF lift limit sensor. Replace the PF main PWB (Refer to the service manual for the paper feeder). Defective PF cassette size switch. Replace the PF cassette size switch.(Refer to the service manual for the paper feeder). Defective PF main PWB. Replace the PF main PWB (Refer to the service manual for the paper feeder). Defective engine PWB. Replace the engine PWB.
Code: 1500, 1520, 1540
Description: PF warm air heater (upper blower) high temperature error* (Option paper feeder) A temperature higher than 85°C/185°F is detected. *: Multi purpose feeder only 1500: Paper feeder 1 1520: Paper feeder 2 1540: Paper feeder 3
Causes: The inlet of upper blower assembly is blocked by paper pieces or the like. Defective harness between PF warm air fan motor 2 and PF main PWB (YC11), or improper connector insertion. Shorted PF thermistor 2. Defective PF warm air fan motor 2. Defective PF main PWB. Defective engine PWB.
Remedy: The inlet of upper blower assembly is blocked by paper pieces or the like. Check visually and remove it, if any (Refer to the service manual for the paper feeder). Defective harness between PF warm air fan motor 2 and PF main PWB (YC11), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). Shorted PF thermistor 2. Replace the PF thermistor 2 (Refer to the service manual for the paper feeder). Defective PF warm air fan motor 2. Replace the PF warm air fan motor 2 (Refer to the service manual for the paper feeder). Defective PF main PWB. Replace the PF main PWB (Refer to the service manual for the paper feeder). Defective engine PWB. Replace the engine PWB.
Code: 1510, 1530, 1550
Description: PF warm air heater (side blower) high temperature error* (Option paper feeder) A temperature higher than 85°C/185°F is detected. *: Multi purpose feeder only 1510: Paper feeder 1 1530: Paper feeder 2 1550: Paper feeder 3
Causes: The inlet of side blower assembly is blocked by paper pieces or the like. Defective harness between PF warm air fan motor 1 and PF main PWB (YC11), or improper connector insertion. Shorted PF thermistor 1. Defective PF warm air fan motor 1. Defective PF main PWB. Defective engine PWB.
Remedy: The inlet of side blower assembly is blocked by paper pieces or the like. Check visually and remove it, if any (Refer to the service manual for the paper feeder). Defective harness between PF warm air fan motor 1 and PF main PWB (YC11), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). Shorted PF thermistor 1. Replace the PF thermistor 1. (Refer to the service manual for the paper feeder). Defective PF warm air fan motor 1. Replace the PF warm air fan motor 1 (Refer to the service manual for the paper feeder). Defective PF main PWB. Replace the PF main PWB (Refer to the service manual for the paper feeder). Defective engine PWB. Replace the engine PWB.
Code: 1600, 1620, 1640
Description: PF warm air heater (upper blower) low temperature error* (Option paper feeder) An external temperature higher than +5°C/+41°F is not detected when one minute elapses after PF warm air heater 2 is turned on. *: Multi purpose feeder only 1600: Paper feeder 1 1620: Paper feeder 2 1640: Paper feeder 3
Causes: Defective harness between PF warm air heater 2 and PF warm air heater driver PWB (YC2), or improper connector insertion. Defective harness between PF warm air heater driver PWB (YC3) and PF main PWB (YC13), or improper connector insertion. Defective harness between PF thermistor 2 and PF main PWB (YC12), or improper connector insertion. PF thermistor 2 installed incorrectly. Defective PF thermistor 2. PF thermal cutout 2 triggered. Broken PF warm air heater 2. Defective PF warm air heater driver PWB. Defective PF main PWB. Defective engine PWB.
Remedy: Defective harness between PF warm air heater 2 and PF warm air heater driver PWB (YC2), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). Defective harness between PF warm air heater driver PWB (YC3) and PF main PWB (YC13), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). Defective harness between PF thermistor 2 and PF main PWB (YC12), or improper connector insertion. Reinsert the connector. Also check for continuity within the connector harness. If none, remedy or replace the harness. (Refer to the service manual for the paper feeder). PF thermistor 2 installed incorrectly. Check the installation of the PF thermistor 2 and remedy if necessary (Refer to the service manual for the paper feeder). Defective PF thermistor 2. Replace the PF thermistor 2 (Refer to the service manual for the paper feeder). PF thermal cutout 2 triggered. Replace the PF thermal cutout 2 (Refer to the service manual for the paper feeder). Broken PF warm air heater 2. Replace the PF warm air heater 2 (Refer to the service manual for the paper feeder). Defective PF warm air heater driver PWB. Replace the PF warm air driver PWB (Refer to the service manual for the paper feeder). Defective PF main PWB. Replace the PF main PWB (Refer to the service manual for the paper feeder). Defective engine PWB. Replace the engine PWB.