c-5303bizhub C3350i

Konica Minolta bizhub C3350i error C-5303: Fix

The Konica Minolta bizhub C3350i error C-5303 indicates a communication error between the fuser unit and the temperature sensor. This fault prevents the machine from starting the printing process until the thermal state can be confirmed. Cycling the power is the standard first step to resolving this issue.

1 views

Common causes

  • 1Fuser sensor wire failure
  • 2Communication logic error
  • 3Voltage instability
  • 4Sensor component aging

Solutions

Quick Diagnosis

This error occurs when the mainboard loses contact with the fuser's temperature reading, often caused by loose wiring or voltage issues.

Step-by-Step Fix

  1. Power down and unplug.
  2. Wait 15 minutes.
  3. Check that the wall outlet is providing a steady current.
  4. Restart the bizhub C3350i.

Prevention and Maintenance

Use a surge protector for your machine. Keep internal air vents free of dust to maintain stable operating conditions.

When to call a technician

If the error C-5303 remains after power cycling, the fuser's internal wiring or sensor component is likely broken.

Equipment specs

  • Technology: Color Laser MFP
  • Performance: 33 ppm
  • Connectivity: Gigabit LAN
  • Consumable: Original bizhub toner
  • Usage: Corporate environments
  • Official drivers / firmware

Steps to follow

  1. 1

    System power off

    Power down the unit and wait for sensors to reset.

  2. 2

    Power verification

    Ensure the power outlet is stable.

  3. 3

    Test restart

    Restart after 15 minutes to check for error clearance.

Frequently asked questions

The fuser reports a communication error with its temperature sensor.

Often, a simple power cycle clears temporary sensor communication glitches.

Use authentic C3350i toner series.

Clean air vents monthly to ensure internal electronics stay cool.

Konica Minolta bizhub C3350i error C-5303: Fix | Vimazdev