• Code: 54.1102
• Description: Magenta density out of range
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1103
• Description: Yellow density out of range
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1200
• Description: Black density measurement abnormality
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1201
• Description: Cyan density measurement abnormality
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1202
• Description: Magenta density measurement abnormality
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1203
• Description: Yellow density measurement abnormality
• Remedy: Verify that the cables between the DC controller and the ITB are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the DC controller.

• Code: 54.1400
• Description: Color plane registration sensor error (inline devices only)
• Remedy: 1. Turn off the power by using the power switch, and then wait at least 30 seconds. 2. Turn on the power and wait for the product to initialize. If the error persists, verify that the cables between the color misregistration sensor and the DC controller are firmly connected. If the error persists, replace the color misregistration sensor. If the error persists, replace the ITB. If the error persists, replace the toner cartridge tray. If the error persists, replace the DC controller.

• Code: 54.1500
• Description: Yellow toner level sensor error
• Remedy: