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HP Color LaserJet MFP E78330

Service mode. How to Enter

Entering service mode

  1. From the control panel, select Support Tools, and then select Service.
  2. Enter the Service PIN ID.
    04077817
  3. Select Service Tools.

Service mode menu tree

  • Information
    - General
    - Supply Status
    - Software Version
    - Print Reports
  • Maintenance Counts
    - Part Replacement Count
  • Diagnostics
    - Engine Diagnostics
    - Scanner Diagnostics
    - Adjustment
    - ACS
    - Image Management
    - Print Test Patterns
    - MSOK Test
  • Service Functions
    - Main Memory Clear
    - Debug Log
    - TR Control Mode
    - Vertical Streak Correction
    - Envelope Rotate
    - Drain
    - Clean Fuser
    - Capture Log
    - IP Setting
    - Footer
    - Firmware Upgrade
    - File Dump Mode
    - Copy Original Thickness
    - Scan Original Thickness
    - Altitude Adjustment
    - Humidity
    - Vapor Mode
    - Event Logging
    - Scan Minimize Skew

 

Error Code
Service Mode, Troubleshooting
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