Line sensor cannot be calibrated
Last updated: February 22, 2026
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How to Fix HP DesignJet T830 Error 0026-0061 | Sensor Inspection Guide
Are you encountering Error Code 0026-0061 on your HP DesignJet T830? This error is often linked to sensor malfunctions.
Line sensor cannot be calibrated
- 1
Check the Line sensor cable to the Carriage PCA. Run the 08601 Checks Electronics service diagnostic. Run the Drop detector calibration Service utility. Replace the Line sensor. Replace the Carriage PCA.
Reference diagrams for common repair procedures related to this error:
Carriage Belt Replacement

Formatter Board Location & Connections

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