08-551ColorQube 8700

Xerox ColorQube 8700 error 08-551: Diagnosis

The Xerox ColorQube 8700 error 08-551 indicates that the printhead failed to reach its operational melting temperature within the allocated start-up window.

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Common causes

  • 1Printhead heater failure.
  • 2Slow-reacting thermistor.
  • 3Ink chamber obstruction.
  • 4Controller logic error.

Solutions

Quick Diagnosis

This usually occurs after a full shutdown. The ink might need more time to transition from solid to liquid state than the firmware allows.

Step-by-Step Solution

  1. Off: Disconnect and allow a full cooldown.
  2. Check: Verify no ink blocks are obstructing the melt chamber.
  3. Reboot: Initiate a fresh, long warm-up cycle.

Prevention and Maintenance

Avoid frequent hard shutdowns; use power-save modes instead.

When to Call a Technician

If the machine fails to reach 'Ready' status after repeated restarts, contact a Xerox technician.

Technical Specifications

Frequently asked questions

It failed to reach melting temperature in time.

Yes, a full power cycle often initiates a fresh heating sequence.

Genuine Xerox solid ink blocks.

Keep the printer in sleep mode rather than powered down.