• Code: E804-0000
• Description: Power supply cooling fan (FM3) error. When detect a failure of the power supply cooling fan
• Remedy: 1. Connector disconnection 2. Power supply cooling fan failure

• Code: E804-0001
• Description: Fan error. A failure was detected at the pre-fixing feed suction fan (FM1).
• Remedy: 1. Check the connection of the connector. 2. Replace the pre-fixing feed suction fan (FM1).

• Code: E804-0002
• Description: Fan error. A failure was detected at the primary charging suction fan (FM2).
• Remedy: 1. Check the connection of the connector. 2. Replace the primary charging suction fan (FM2).

• Code: E804-0003
• Description: Fan error. A failure was detected at the primary charging suction fan (FM3).
• Remedy: 1. Check the connection of the connector. 2. Replace the primary charging suction fan (FM3).

• Code: E804-0004
• Description: Fan error. A failure was detected at the developing/pre-transfer charging fan (FM4).
• Remedy: 1. Check the connection of the connector. 2. Replace the developing/pre-transfer charging fan (FM4).

• Code: E804-0005
• Description: Fan error. A failure was detected at the color cleaning fan (FM5).
• Remedy: 1. Check the connection of the connector. 2. Replace the color cleaning fan (FM5).

• Code: E804-0006
• Description: Fan error. A failure was detected at the fixing heat fan (FM6).
• Remedy: 1. Check the connection of the connector. 2. Replace the fixing heat fan (FM6).

• Code: E804-0007
• Description: Fan error. A failure was detected at the IH power supply fan (FM7).
• Remedy: 1. Check the connection of the connector. 2. Replace the IH power supply fan (FM7).