Causes: 1. Home Position Sensor connector is disconnected. 2. Home Position Sensor is defective. 3. Scanner Motor connector is disconnected. 4. Scanner Motor is defective. 5. Scanning Mechanism is defective. 6. DRV PCB connector is disconnected. 7. DRV PCB is defective. 8. SPC PCB connector is disconnected. 9. SPC PCB is defective. 10. LVPS is defective.
Code: E1-20
Description: Laser Unit horizontal synchronization 1
Causes: 1. LSU connector is disconnected. 2. LSU is defective. 3. SPC PCB connector is disconnected. 4. SPC PCB is defective.
Code: E1-21
Description: Laser Unit horizontal synchronization 2
Causes: 1. LSU connector is disconnected. 2. LSU is defective. 3. SPC PCB connector is disconnected. 4. SPC PCB is defective.
Code: E1-22
Description: Polygon Motor synchronization
Causes: 1. Polygon Motor connector is disconnected. 2. SPC PCB connector is disconnected. 3. Polygon Motor is defective. 4. LVPS is defective. 5. DRV PCB is defective.
Code: E1-31
Description: Scanning Lamp (not turned On)
Causes: 1. Scanning Lamp connector is disconnected. 2. Scanning Lamp is defective. 3. ACD PCB connector is disconnected. 4. ACD PCB is defective.
Code: E13
Description: Toner Sensor
Causes: 1. Toner Bottle is not installed correctly. 2. Out of Toner. 3. Toner Sensor is disconnected. 4. Toner Sensor is defective. 5. SPC PCB connector is disconnected. 6. SPC PCB is defective