Code :

Code: 51.20
Display: 51.XY ERROR To continue turn off then on
Description: A temporary printing error has occurred.
laser error
Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the connectors between the laser/scanner and the dc controller PCA (J801 and J321). 3. Make sure that the laser/scanner cartridge door interlock mechanism correctly functioning 4. Replace the laser/scanner assembly. 5. Replace the dc controller PCA.

Code: 52.00
Display: 52.XY ERROR To continue turn off then on
Description: A temporary printing error has occurred.
laser/scanner error
Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the connectors between the laser/scanner and the dc controller PCA (J801 and J321). 3. Replace the laser/scanner assembly. 4. Replace the dc controller PCA.

Code: 52.10
Display: 52.XY ERROR To continue turn off then on
Description: A temporary printing error has occurred.
laser/scanner motor startup failure error
Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the connectors between the laser/scanner and the dc controller PCA (J801 and J321). 3. Replace the laser/scanner assembly. 4. Replace the dc controller PCA.

Code: 52.20
Display: 52.XY ERROR To continue turn off then on
Description: A temporary printing error has occurred.
laser/scanner motor rotation speed error
Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the connectors between the laser/scanner and the dc controller PCA (J801 and J321). 3. Replace the laser/scanner assembly. 4. Replace the dc controller PCA.

Code: 53.XY.ZZ
Display: 53.XY.ZZ CHECK RAM DIMM SLOT <X> To continue turn off then on
Description: A problem exists with the device memory. The DIMM that caused the error will not be used. X = device location - 0 = onboard memory - 1 = slot 1 - 2 = slot 2 Y = bank number (1 to 4) - 0 = no useful bank number - 1 = bank 1 - 2 = bank 2 - 3 = bank 3 - 4 = bank 4 ZZ = error code - 01 = unsupported memory - 02 = recognized memory - 03 = under minimum memory - 04 = exceeded maximum memory limit - 05 = failed RAM test
Remedy: You might need to reinstall or replace the DIMM. Turn the device off, and then replace the DIMM. Make sure that you are using the correct DIMM for this device. See Chapter 7 for a list of supported DIMMs.

Code: 54.XX
Display: 54.XX ERROR
Description: A temporary printing error has occurred. NOTE 54.XX ERROR errors are usually related to toner and print cartridge sensor problems. XX - 18 = black toner level sensor malfunction.
Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the print cartridge. 3. Make sure that you are not using a refilled HP print cartridge. 4. Replace the printer cartridge.

Code: 55.00
Display: 55.XX DC CONTROLLER ERROR To continue turn off then on
Description: The print engine is not communicating with the formatter.
communication error
Remedy: Turn the device off, and then turn the device on. Reseat all connectors on the dc controller and the formatter. Reseat the formatter. Check with HP support to find out if an applicable RFU is available. If it is, perform a RFU. If the error persists, replace the dc controller. If the error persists, replace the formatter.

Code: 55.01
Display: 55.XX DC CONTROLLER ERROR To continue turn off then on
Description: The print engine is not communicating with the formatter.
incoming parity error
Remedy: Turn the device off, and then turn the device on. Reseat all connectors on the dc controller and the formatter. Reseat the formatter. Check with HP support to find out if an applicable RFU is available. If it is, perform a RFU. If the error persists, replace the dc controller. If the error persists, replace the formatter.