Error 0x00C10020Medium Severity

Ink System Fan Failure

Last updated: February 16, 2026

Severity:Medium Severity

Affected:15 models

DIY Fix:Possible

HP OfficeJet Pro 8610, 8620, 8710, 8720 Ink System Failure

Does your HP displays "There is a problem with the printer or ink system. Turn the printer off and then on. If the problem persists, ...

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What This Error Means

This error indicates a problem with a fan responsible for cooling components within the ink delivery system. Insufficient cooling can lead to overheating and damage.

Common Causes

1Defective cooling fan motor
2Dust buildup obstructing fan
3Loose fan electrical connection
4Main PCA fan control circuit failure
5High ambient temperature

Symptoms to Watch For

Printer components overheating
Loud noises from fan area or no fan noise
Printer shuts down unexpectedly
Error message on display
Printer running hot

Step-by-Step Troubleshooting Guide

1
Turn off the printer and unplug the power cord.
2
Check the rear and side vents of the printer for any dust buildup or obstructions. Clean if necessary.
3
Wait for 15 minutes to allow components to cool.
4
Plug in the printer and turn it on. If the error persists, contact a qualified service technician.

Pro Tips from Experts

Regularly clean the printer's vents and fan grilles to prevent dust buildup. Listen for any unusual noises (grinding, whining) from the fan areas. A failing fan can sometimes be temporarily 'fixed' by manually spinning it, but it will eventually require replacement.

Technical Service Diagrams

Reference diagrams for common repair procedures related to this error:

Ink System Components & Flow Path

HP DesignJet Ink System Components Diagram

Note: These diagrams are for reference only. Always consult official HP service documentation and follow proper ESD precautions.

Still Having Issues?

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Printers Affected by This Error (15)

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Glossary Terms

Service Providers

Related Glossary Terms

Ink Delivery System

The complete system that stores, transports, and delivers ink from the cartridges to the printheads, including tubes, valves, and pressure regulators.

Vacuum Fan

A fan located beneath the platen that creates suction to hold media flat against the printing surface during printing.

Error Code

A numeric or alphanumeric code displayed on the printer's front panel or in diagnostic logs that identifies a specific hardware or software malfunction.

HP 711 Ink Cartridges

HP 711 ink cartridges are available in black (80ml/38ml), cyan, magenta, and yellow (29ml) for DesignJet T120, T520, T125, T130, T525, and T530 printers.

HP 727 Ink Cartridges

HP 727 ink cartridges come in 6 colors for DesignJet T920, T930, T1500, T1530, T2500, T2530, and T3500 printers.

HP 728 Ink Cartridges

HP 728 ink cartridges are available in 4 colors for DesignJet T730 and T830 printers.

Ink & Supplies

What is the difference between DesignJet T-Series and Z-Series?

Product Information

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Maintenance

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Print Quality

What media types can I use with my DesignJet?