Error codes konica minolta

Code: C2204
Description:
Waste toner transport motor failure to turn. The waste toner lock sensor (PS23) continues to be turned ON (blocked) or OFF (unblocked) for a predetermined period of time when the motor is turning.
Causes:
• Waste toner lock sensor (PS23) • Waste toner transport motor (M20) • PH relay board (PHRYB) • MFP board (MFPB)
Remedy:
1. Clean the PS23 if it has toner or paper dust, etc. 2. Replacing the waste toner box. 3. Check the connector between M20-PHRYB CN12 for proper connection and correct as necessary. 4. Check the connector of M20 for proper drive coupling and correct as necessary. 5. Check the connector between PS23-MFPB CN4E for proper connection and correct as necessary. 6. PS23 I/O check, sensor check • Control signal: MFPB CN4E-12 (ON) • Location of electrical component: 16-C 7. M20 load check • Check code: 44 • Multi code: 0 • Control signal: PHRYB CN12-6 to 9 • Location of electrical component: 9-B 8. Replace M20. 9. PHRYB ICP6 conduction check. 10. Replace PHRYB. 11. MFPB F2E conduction check 12. Replace MFPB.