6.Troubleshooting
566
Service Call 622-691
SC600 (Engine: Communication and Others)
Error Name/Error Condition/Major Cause/Solution
Paper Feed Unit Communication Error (Tray 2)
A communication error is detected from the paper feed unit 2, 10 times
consecutively.
• Paper feed tray 2 defective
• Connector disconnected or defective
• Main board defective
• IOB (PCB17) defective
• Paper feed tray 2 defective
Check the connection between the main machine and paper feed tray 2.
• Connector disconnected or defective
Reconnect the following connector.
• IOB (PCB17) – Main Board connector
• Replace the main board.
• Replace the IOB (PCB17).
Error Name/Error Condition/Major Cause/Solution
Paper Feed Unit Communication Error (Tray 3)
A communication error is detected from the paper feed unit 3, 10 times
consecutively.
• Paper feed tray 3 defective
• Main board defective
• IOB (PCB17) defective
• Paper feed tray 3 defective
Check the connection between the main machine and paper feed tray 3.
• Mainboard defective
1. Reconnect the following connector.
• IOB (PCB17) – Main Board connector
2. If the connector is broken, shorted, or grounded, replace the connector.
3. Replace the main board.
• IOB (PCB17) defective
1. Update the engine software to the latest version.
2. Replace the IOB (PCB17).
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