49.c01LaserJet Pro MFP M148dw

HP LaserJet Pro MFP M148dw error 49.c01: Fix

The HP LaserJet Pro MFP M148dw error 49.c01 is a firmware code indicating a processing conflict with a print job. This error often triggers when handling large, malformed files or network communication errors occur.

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Common causes

  • 1Corrupt file
  • 2Firmware conflict
  • 3Network spike
  • 4Obsolete drivers

Solutions

Quick Diagnosis

The 49.c01 error happens during job submission. It often indicates a corrupt file rather than a hardware failure.

Step-by-Step Solution

  1. Power Off: Unplug the printer.
  2. Clear Queue: Delete jobs on your PC.
  3. Restart: Reboot without cables.
  4. Update: Apply new firmware if possible.

Prevention and Maintenance

Avoid large mass prints over shaky Wi-Fi. Always check for driver updates.

When to Call a Technician

If the error occurs on simple tests, the board may be failing.

Device Technical Specifications

  • Technology: Laser Monochrome
  • Speed: 30 ppm
  • Connectivity: Wi-Fi, Ethernet
  • Compatible Consumable: HP 94A/94X
  • Recommended Use: Home/Office
  • Official Drivers

Steps to follow

  1. 1

    Power Off

    Unplug.

  2. 2

    Clear Queue

    Delete jobs.

  3. 3

    Restart

    Reboot.

  4. 4

    Update

    Flash firmware.

Frequently asked questions

It is a firmware or communication exception.

Usually via a restart or firmware update.

HP 94A/94X cartridges.

When official updates are released.