Ricoh A229 Service Manual page 441

SERVICE CALL CONDITIONS
SC521-2: Duplex jogger motor error 2
-Definition- [C]
When the jogger fence moves from the home position, the jogger fence HP
sensor does not turn off even if the jogger motor has moved the jogger fence
153.5 mm.
- Possible causes -
• Jogger fence motor defective
• Too much load on the drive mechanism
• Poor motor connector connection
SC530: By-pass feed motor lock
-Definition- [C]
A by-pass feed motor lock signal is detected for more than 20s during rotation.
- Possible causes -
• By-pass feed motor defective
• Too much load on the drive mechanism
• Poor by-pass feed motor connector connection
• IOB defective
SC531: Fusing/duplex motor lock
-Definition- [C]
A fusing/duplex motor lock signal is detected for more than 2s during rotation.
- Possible causes -
• Fusing/duplex motor defective
• Too much load on the drive mechanism
• Poor fusing/duplex motor connector connection
• IOB defective
SC541: Fusing thermistor open
-Definition- [A]
The fusing temperature detected by the thermistor was below 7°C for 16
seconds.
- Possible causes -
• Fusing thermistor defective or out of position
• Poor thermistor terminal connection
A229 6-18 SM