See "Where to Put Your Machine", About This Machine. Make sure the machine's environment meets requirements. Place the machine on a stable and level surface. See "Adjusting Copy Image Density", Copy Reference. Replace the BCU.This section describes likely causes of and possible solutions for unclear copies.Īdjust the image density settings. Replace the ventilation fan: front (SC530) or rear (SC531).
Defective ventilation fan: front or rear.The motor lock signal error is detected for 10 seconds after the motor lock signal was first detected. Description: Ventilation fan: front error.Check the harness connection of the by-pass HP sensor. Operation: Check the operation of the by-pass HP sensor with SP5803-048 while the by-pass motor is rotating. Check the harness connection of the by-pass tray and duplex unit. Remedy: Check the operation of the by-pass motor with SP5804-023.Defective or disconnected connection for the by-pass HP sensor.Disconnect or defective harness of the by-pass HP sensor.Defective or disconnected connection for the by-pass motor.Disconnect or defective harness of the by-pass motor.If this condition occurs three consecutive times, the SC is generated. The signal from the by-pass tray HP sensor does not change for 1.0 second after the by-pass motor has rotated counterclockwise. Description: By-pass bottom plate error.Paper tray feed motor connection loose, disconnected, or damaged.An obstruction (jammed paper, paper scraps, etc.) has blocked the feed motor drive and caused an overload.Description: Paper tray feed motor lock (optional Paper Tray Unit)Ī motor lock signal is not detected for more than 1.5 s at power-on or the lock signal is not detected for more than 1.0 s during rotation.Description: 4th paper tray lift motor malfunction (optional Paper Tray Unit).
Tray lift motor connection loose, disconnected, or damaged.Paper lift sensor connection loose, disconnected, or damaged.An obstruction (jammed paper, paper scraps, etc.) has blocked the motor drive and caused an overload.(for LCT) after the tray lift motor switched on. The paper lift sensor did not activate within 18 sec. Description: 3rd paper tray lift motor malfunction (optional Paper Tray Unit).Check and retry the connecting procedure. Replace the PCDU toner collection bottle motor. PCDU toner collection bottle motor damaged.The machine detects that the PCDU toner collection bottle is not set for one second when the PCDU toner collection motor is turned off. Description: PCDU toner collection motor error.
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