Code :

Code: 50.BX.YZ
Display: 50.BX.YZ Fuser Error
Description: The product experienced a fuser error. • X = fuser mode • Y = previous printer sleep state • Z = next printer sleep state
High fuser temperature 3
Remedy: 1. Remove the fuser, and then reinstall the fuser. 2. Check the paper type setting using the product menus and in the printer driver. Make sure that they match and are correct for the type of media being used. 3. Replace the fuser. 4. Check the connector (J50) between the fuser and the product. If it is damaged, replace the fuser drive assembly or fuser. 5. If this product has been previously serviced, check the connectors (J160 and J162) on the DC controller PCA.

Code: 51.00.YY
Display: 51.00.YY Error
Description: An error with the laser/scanner assembly has occurred in the product.
• YY = 00: Laser malfunction • YY = 19: Laser malfunction • YY = 20: Black laser/scanner error • YY = 21: Cyan laser/scanner error • YY = 22: Magenta laser/scanner error • YY = 23: Yellow laser/scanner errorp state
Remedy: Turn the product off, then on. If the error persists, check the flat flexible cable connection at the laser scanner and DC controller. If the error persists, check the motor connection at the laser scanner assembly. If the error persists, replace the laser/scanner assembly.

Code: 52.00.00
Display: 52.00.00 Error
Description: The laser/scanner experienced a startup error.
Remedy: 1. Perform the laser/scanner component tests in the Troubleshooting menu. 2. Depending on the test results, perform one of the following steps: • If the cyan or black component tests showed a startup failure, reconnect the connectors of the cyan/black scanner motor (J41 and J72) and the DC controller PCA (J111). • If the yellow or magenta component tests showed a startup failure, reconnect the connectors of the yellow/magenta scanner motor (J40 and J71) and the DC controller PCA (J110). 3. Replace the cyan/black laser scanner unit or the yellow/magenta laser scanner unit.

Code: 52.20.00
Display: 52.20.00 Error
Description: The laser/scanner experienced a rotational error.
Remedy: 1. Perform the laser/scanner component tests in the Troubleshooting menu. 2. Depending on the test results, perform one of the following steps: • If the cyan or black component tests showed a rotational failure, reconnect the connectors of the cyan/black scanner motor (J41 and J72) and the DC controller PCA (J111). • If the yellow or magenta component tests showed a rotational failure, reconnect the connectors of the yellow/magenta scanner motor (J40 and J71) and the DC controller PCA (J110). 3. Replace the cyan and black laser-scanner assembly or the yellow and magenta laser-scanner assembly.

Code: 54.00.03
Display: 54.XX.YY Error
Description: The product experienced a sensor error.
Environmental sensor failure
Remedy: 1. Turn the product off and then on. 2. If the error persists, replace the environment sensor assembly. 3. If the environment sensor or cartridge fan assembly has been removed or replaced, check the sensor connector (J36), the inline connector (J67), and the connector (J108) on the DC controller PCA.

Code: 54.00.06
Display: 54.XX.YY Error
Description: The product experienced a sensor error.
Registration density sensor failure
Remedy: 1. Open and close the front door to clean the RD sensor assembly. 2. Open the right door and check the RD sensors for toner or paper dust. 3. If the error persists, replace the registration density sensor assembly.

Code: 54.00.35
Display: 54.XX.YY Error
Description: The product experienced a sensor error.
Drum speed adjustment abnormal warning
Remedy: 1. Turn the product off and then on.