HP Jet Fusion 300 User Guide - Page 92

Large missing block, Unrecoverable printhead malfunction errors 0085-0070-0001 & 0085-0071-0001

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Diagnostic D defect sample: Large missing block Table 14-5 Problems Problem description Large missing block in section A or D Diagnostic A defect samples: Possible causes Recommended actions 1. Printhead crashes into material and BF 1. Run the Printhead recovery routine on and FA agents mix (BF reacts with FA page 88. and forms sludge). 2. If issue persists after multiple recovery 2. Extended idle periods without using attempts, call HP Support. Away mode. 3. Part dragging/lifting, hits the printhead, then tears printhead die surface. Unrecoverable printhead malfunction errors 0085-0070-0001 & 0085-0071-0001 86 Chapter 14 Troubleshooting

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Diagnostic D defect sample:
Large missing block
Table 14-5
Problems
Problem description
Possible causes
Recommended actions
Large missing block in section A or D
1.
Printhead crashes into material and BF
and FA agents mix (BF reacts with FA
and forms sludge).
2.
Extended idle periods without using
Away mode.
3.
Part dragging/lifting, hits the
printhead, then tears printhead die
surface.
1.
Run the
Printhead recovery routine
on
page
88
.
2.
If issue persists after multiple recovery
attempts, call HP Support.
Diagnostic A defect samples:
Unrecoverable printhead malfunction errors 0085-0070-0001 & 0085-0071-0001
86
Chapter 14
Troubleshooting