Development - Ricoh A109 Service Manual

1.4 DEVELOPMENT

SC341: Bk-development motor lock
- Definition - [B]
Bk-development motor lock signal is detected for more than 3 seconds.
<Possible causes>
•
Bk-development motor defective or poor connection
•
Too much load on the Bk-development section
•
Interface board 1 defective or poor connection (CN708)
•
Main control board defective
SC342: Bk-sleeve motor lock
- Definition - [B]
Bk-sleeve motor lock signal is detected for more than 3 seconds.
<Possible causes>
•
Bk-sleeve motor defective or poor connection
•
Too much load on the Bk-sleeve roller
•
Interface board 1 defective or poor connection (CN708)
•
Main control board defective
SC343: Y-sleeve motor lock
- Definition - [B]
Y-sleeve motor lock signal is detected for more than 3 seconds.
<Possible causes>
•
Y-sleeve motor defective or poor connection
•
Too much load on the Y-sleeve roller
•
Interface board 2 defective or poor connection (CN806)
•
Main control board defective
SC344: M-sleeve motor lock
- Definition - [B]
M-sleeve motor lock signal is detected for more than 3 seconds.
<Possible causes>
•
M-sleeve motor defective or poor connection
•
Too much load on the M-sleeve roller
•
Interface board 2 defective or poor connection (CN806)
•
Main control board defective
A109 6-8 FSM