During tube filling, first check for pressure failed (Yellow)
Last updated: February 22, 2026
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During tube filling, first check for pressure failed (Yellow)
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Ensure carriage latch is properly engaged. Reseat the printhead. Replace the printhead.
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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