Can you keep using it?
Can you keep using it?
Contact customer support if any of these apply
- !95:00 remains after cleaning and replacing the indicated printhead.
- !The printer cannot complete alignment or repeatedly stops in the same maintenance step.
What to check first
Step-by-step checks
- 1
Consumable check
Clean the printhead the printer indicates first.
Start with the official recovery step before moving on to parts or deeper servicing.
- 2
Consumable check
Retry printhead alignment after cleaning.
- 3
Consumable check
Replace the indicated printhead if the fault remains.
Background
What this message usually means
HP uses 95:00 when printhead alignment fails and is cancelled. The official fix is to clean the printhead the printer indicates and replace it if the problem continues.
Before the message
What users usually notice first
Messages like this often appear after the printer fails one of its normal startup, supply, or paper-path checks and cannot return to ready state cleanly.
Diagnosis
Likely causes
Printhead alignment failed during the maintenance cycle.
The indicated printhead is dirty or faulty.
The printer cannot complete the alignment check cleanly.
Service
When service or replacement is more likely
- -HP notes that 95:00 can also be reported as a warning code.
Avoid wrong turns
Common misreads of this message
- -Treating the message like a confirmed failed part instead of a support clue about which system has stopped the printer.
See also
Related codes in this family
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Read this next
Helpful guides for this problem
Guide
When a printer says paper jam but there isn't one
What a false paper-jam warning usually points to, from hidden scraps and tray issues to faults that are no longer simple jams.
Guide
How to tell if a printer fault is a cartridge issue or a service issue
How to separate ordinary cartridge or toner trouble from the kind of printer fault that usually points to real service.
Guide
How to find the right printer model family before using error codes
How to match the right printer family or series before trusting an error page that might only be a near match.
Boundary
When to stop troubleshooting and move to support
Use the message once to classify the problem, then move to support if the printer still cannot return to ready after the first safe checks.
Keep browsing
Where to go next
Source notes
HP's official DesignJet 100/110 article says 95:00 is a printhead-alignment failure and points users to printhead cleaning and replacement.
Built from HP's official DesignJet 100/110 error-code article and the related support guidance for the 100, 100plus, 110 Color, and 110plus variants.
Printer error codes can vary a little by firmware, region, and exact model variant. Use this guide as a family-level starting point and stop if the next step would require disassembly or service-mode changes.
Known family variants: DesignJet 100, DesignJet 100plus, DesignJet 110 Color, DesignJet 110plus
Last reviewed: 2026-04-12
Reference: Open reference