Error codes konica minolta

Code: C2561 ... C2564
Description:
• C2561: Cyan TCR sensor failure • C2562: Magenta TCR sensor failure • C2563: Yellow TCR sensor failure • C2564: Black TCR sensor failure
• The TCR sensor input is 0. • This detection is used for detecting disconnection of TCR sensor connector.
Causes:
• Imaging unit/C • Imaging unit/M • Imaging unit/Y • Developing unit/K • PH relay board (PHRYB)
Remedy:
1. Reinstall the imaging unit/Y,M,C. 2. Reinstall developing unit/K. 3. Check the connector between the developing unit/K-relay CN214-PHRYB CN2 for proper connection and correct as necessary. 4. Check the connector between the imaging unit/Y-relay CN204-PHRYB CN5 for proper connection and correct as necessary. 5. Check the connector between the imaging unit/M-relay CN207-PHRYB CN5 for proper connection and correct as necessary. 6. Check the connector between the imaging unit/C-relay CN211-PHRYB CN5 for proper connection and correct as necessary. 7. Replace the imaging unit. 8. Replace the developing unit/K. 9. PHRYB ICP1 or ICP7 conduction check. 10. Replace PHRYB.