HP 963 — Error codes & fixes
Troubleshooting guide for the HP 963. Diagnose an error code and find the fix.
Paper jam (E0)
E0The printer reports a paper jam and stops printing. Paper is stuck somewhere in the paper path.
Source: HP Support — printer error codes
Confidence: 90%
Verified Aug 9, 2026
Ink / toner low
ink-lowThe printer warns that ink or toner is low, affecting print quality.
Source: HP Support — printer error codes
Confidence: 85%
Verified Aug 9, 2026
Printhead clogged
printhead-clogThe printhead nozzles are clogged, causing streaky or missing colors in prints.
Source: HP Support — printer error codes
Confidence: 80%
Verified Aug 9, 2026
As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time shown and may change. We research product data independently.