Scanner Calibration Error
Last updated: February 20, 2026
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HP Designjet 500/800 System Error 21:10 Repair
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The scanner calibration has failed or is out of specification.
- 1
Clean the calibration strip with a lint-free cloth
- 2
Ensure correct media type is loaded
- 3
Run calibration again from printer menu
- 4
If error persists, replace calibration strip
Always clean the calibration strip monthly as preventive maintenance. Use only HP-approved cleaning materials. If replacing the calibration strip, ensure it's properly seated and aligned.
Reference diagrams for common repair procedures related to this error:
Carriage Belt Replacement
Note: These diagrams are for reference only. Always consult official HP service documentation and follow proper ESD precautions.
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Related Questions
The process of adjusting the printer's color output to match a known standard, ensuring consistent and accurate color reproduction.
A numeric or alphanumeric code displayed on the printer's front panel or in diagnostic logs that identifies a specific hardware or software malfunction.
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