• Code: 373
• Description: TD sensor: Initial adjustment error [M] [D] Vt is not (A ± 0.2) when initial setting for TD sensor is executed. A = SP3011-002 for [M]
• Causes: • Defective connector connection • Defective TD sensor • The toner density in the developer is different from the initial condition.
• Remedy: 1. Replace the PCU.

• Code: 374
• Description: TD sensor: Initial adjustment error [C]: [D] Vt is not (A ± 0.2) when initial setting for TD sensor is executed. A = SP3011-003 for [C]
• Causes: • Defective connector connection • Defective TD sensor • The toner density in the developer is different from the initial condition.
• Remedy: 1. Replace the PCU.

• Code: 375
• Description: TD sensor: Initial adjustment error [Y]: [D] Vt is not (A ± 0.2) when initial setting for TD sensor is executed. A = SP3011-004 for [Y]
• Causes: • Defective connector connection • Defective TD sensor • The toner density in the developer is different from the initial condition.
• Remedy: 1. Replace the PCU.

• Code: 380
• Description: Drum gear position sensor error [C] When receiving the input signal of drum gear position sensor is not correctly done, SC380 is logged.
• Causes: • Unclean or defective drum gear position sensor
• Remedy: 1 Clean the drum gear position sensor. 2 Replace the drive unit.

• Code: 396
• Description: Drum motor error [K] [D] The LOCK signal is not detected for 2 seconds more while the start signal of the drum motor for black PCU is output.
• Causes: • OPC motor slip due to the excessive load
• Remedy: 1. Clean the PCU. 2. Check the cable from the Black OPC/ Development motor. Replace it if necessary. 3. Replace the EGB. 4. Replace the Black OPC/ Development motor.

• Code: 397
• Description: Drum motor error [CMY] [D] The LOCK signal is not detected for 2 seconds more while the start signal of the drum motor for color PCU is output.
• Causes: • OPC motor slip due to the excessive load
• Remedy: 1. Clean the PCU. 2. Check the cable from the Black OPC/ Development motor. Replace it if necessary. 3. Replace the EGB. 4. Replace the Black OPC/ Development motor.

• Code: 400
• Description: ID sensor correction error [D] Regular Vsp is not (4 ± 0.5 V) when ID sensor correction is executed.
• Causes: • Defective ID sensors • Dirty ID sensors or transfer belt • ID sensor life is over.
• Remedy: 1. Replace the ID sensors.

• Code: 418
• Description: ID sensor: LED adjustment error [D] LED PWM adjustment is not [A] for three times consecutively. [A] = 50 < [A] < 400
• Causes: • Defective ID sensors • Dirty ID sensors or transfer belt • ID sensor life is over.
• Remedy: 1. Replace the ID sensors.