• Code: E1-63
• Description: Laser (M) Error
• Causes: 1. LSU is defective. 2. EC PCB is defective. 3. LSU - EC PCB Harness is defective. 4. LSU or EC PCB connector is disconnected.

• Code: E1-64
• Description: Laser (C) Error
• Causes: 1. LSU is defective. 2. EC PCB is defective. 3. LSU - EC PCB Harness is defective. 4. LSU or EC PCB connector is disconnected.

• Code: E1-65
• Description: Laser (BK) Error
• Causes: 1. LSU is defective. 2. EC PCB is defective. 3. LSU - EC PCB Harness is defective. 4. LSU or EC PCB connector is disconnected.

• Code: E13
• Description: Toner Sensor
• Causes: 1. Toner Cartridge is not installed correctly. 2. Out of Toner. 3. Toner Sensor is disconnected. 4. Toner Sensor is defective. 5. EC PCB connector is disconnected. 6. EC PCB is defective.

• Code: E13-01
• Description: Out of Toner (Y)
• Causes:

• Code: E13-02
• Description: Out of Toner (M)
• Causes:

• Code: E13-03
• Description: Out of Toner (C)
• Causes:

• Code: E13-04
• Description: Out of Toner (BK)
• Causes: