• Code: 927.05
• Description: Main fan overspeed during speed adjustment state.
• Causes: • Corrupted feedback signal. • Fan input voltage may be too low.
• Remedy:

• Code: 927.06
• Description: Main fan capture data is invalid and speed control is at maximum in fan control idle state.
• Causes: Corrupted or non-existent feedback signal.
• Remedy:

• Code: 927.07
• Description: Main fan capture data is invalid and speed control is at maximum in fan control adjustment state.
• Causes: Corrupted feedback signal.
• Remedy:

• Code: 929.00
• Description: Toner sensor error—a problem has been detected with the toner sensor.
• Causes: • Check the toner sensor • Check cable • Check system board
• Remedy:

• Code: 929.66
• Description: An error has been detected. No home windows has been detected.
• Causes: • Check toner cartridge. • Check toner sensor
• Remedy:

• Code: 929.67
• Description: No toner sensor transition.
• Causes: • Check toner sensor • Check toner cartridge
• Remedy:

• Code: 930.00
• Description: An incorrect printhead has been detected
• Causes: Check the printhead
• Remedy:

• Code: 932.00
• Description: Printhead lost HSYNC.
• Causes: • Check printhead • Check cables and connections • Check system board
• Remedy: