Ricoh A172 - Page 281

SC420: Cleaning motor lock
- Definition - [B]
The cleaning motor lock signal is detected for more than 3 seconds.
- Possible causes -
• Cleaning motor defective or poor connection
• Interface board 1 defective or poor connection (CN710)
• Main control board defective
SC422:
See AROUND THE DRUM
SC440:
See AROUND THE DRUM
A172/A199 6-16 SM