Konica Minolta bizhub 197 Error C0504: Fix
The Konica Minolta bizhub 197 error c0504 warns about a critical failure in the device's fuser unit. This component is essential for fixing toner to paper via heat. When this code triggers, checking the integrity of heating lamps and associated thermistors is mandatory.
Common causes
- 1Failure in the fuser heating lamp.
- 2Dirty thermistor failing to read heat correctly.
- 3Voltage surge triggering protection.
- 4Paper jam isolating the hot rollers.
Solutions
Diagnóstico rápido
Temperature issue in the fuser (overheating or fast cooling).Solución paso a paso
- Disconnect from power.
- Check the fuser assembly.
- Restart after 15 minutes.
Prevención y mantenimiento
Replace fuser per recommended cycle.Cuándo llamar a un técnico
If the error persists, calling a technician is mandatory as it involves high-voltage electrical components.Ficha técnica del equipo
- Technology: Monochrome laser.
- Speed: 19 ppm.
- Connectivity: USB, Network.
- Consumable: Toner cartridge.
- Maintenance: Drum and fuser.
Steps to follow
- 1
Total Shutdown
Unplug the device to cool the fuser unit.
- 2
Visual Inspection
Check for paper jams near the fuser.
- 3
Restart
Turn on the machine and see if the code persists.
Frequently asked questions
This code indicates the fuser temperature is not reaching the optimal level or has exceeded safety limits.
Yes, the fuser operates at very high temperatures; if unresolved, it can damage the machine.
The fuser unit is a long-life consumable that must be replaced by certified technicians.
Use appropriate paper weight and avoid forcing jams at the paper exit.