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Solving The HP LaserJet Enterprise M601 M602 M603 M604 M605 M606 Printer 55. WX.YZ error

Troubleshooting The HP LaserJet Enterprise M601 M602 M603 M604 M605 M606 Printer 55. WX.YZ error Issue

Solving The HP LaserJet Enterprise M601 M602 M603 M604 M605 M606 Printer 55. WX.YZ error

What it Means

The 55. WX.YZ: DC controller error to continue turn off then on. The 55 error are related to the printer's DC Controller communication and memory.

• 55.00.00 - DC controller internal communication error.

• 55.00.01 - DC controller memory error.

• 55.00.03 - DC controller no engine response.

• 55.00.04 - DC controller communications time out.

• 55.00.05 - Hardware memory error.

• 55.01.06 - NVRAM memory data error warning.

• 55.02.06 - NVRAM memory access error warning.

Course of action:

  1. Before replacing any printer parts verify all connectors on the HP Printer's DC Controller are properly seated and not damaged.

  2. Turn the HP printer off and re-seat the printer's Formatter and turn printer back on to see if error message clears.

  3. If the printer was trying to perform a FW upgrade when error occurred, resend FW upgrade.

  4. With 55 error displayed, press Engine Test switch.

  • If Engine Test page prints correctly, replace the HP Printer's Formatter

  • If Engine Test page does not print, replace the HP Printer's DC Controller

Other Helpful Resources

Metrofuser is a leading global innovator, manufacturer of printer parts, equipment, diagnostics, repair information and systems solutions for professional users performing critical tasks. Products and services include hp printer parts, printers and printer repair training. Parts include hp printer parts such as printer fusers, printer maintenance kits and other hp printer replacement parts. The company's, customers include office equipment dealerships, online retailers, repair centers and MPS service providers nationwide. Metrofuser has been named to Inc. Magazine’s fastest growing companies five consecutive years

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