• Code: SC425
• Description: Potential sensor error 6: Vl adjustment M Vpl could not be adjusted to within ±10V of the target Vpl after exposure of the ID sensor patterns.
• Remedy: • Toner density low

• Code: SC426
• Description: Potential sensor error 7: Vl adjustment C Vpl could not be adjusted to within ±10V of the target Vpl after exposure of the ID sensor patterns.
• Remedy: • Toner density low

• Code: SC427
• Description: Potential sensor error 8: Vl adjustment Y Vpl could not be adjusted to within ±10V of the target Vpl after exposure of the ID sensor patterns.
• Remedy: • Toner density low

• Code: SC432
• Description: Potential sensor error 1: Vr K Vr > 200V The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the Quenching Lamp fires is greater than 200V.
• Remedy: • Toner density low

• Code: SC433
• Description: Potential sensor error 2: Vr M Vr > 200V The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the Quenching Lamp fires is greater than 200V.
• Remedy: • Toner density low

• Code: SC434
• Description: Potential sensor error 3: Vr C Vr > 200V The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the Quenching Lamp fires is greater than 200V.
• Remedy: • Toner density low

• Code: SC435
• Description: Potential sensor error 4: Vr Y Vr > 200V The residual voltage (Vr), the amount of voltage that remains on the surface of the drum after the Quenching Lamp fires is greater than 200V.
• Remedy: • Toner density low

• Code: SC436
• Description: Potential sensor error 5: Vd K The VdHome reading, the first step of the process control self-check, detected that the development potential of the unexposed areas of the drum are not within the prescribed range (-500 to -700)
• Remedy: • Potential sensor dirty • Potential sensor defective • Charge roller defective • Charge power pack defective • OPC defective