Ricoh IM 550F

6.Troubleshooting
551
SC No.
Type
Error Name/Error Condition/Major Cause/Solution
• Connect-Left PCB (PCB20) defective
Replace the Connect-Left PCB (PCB20).
• IOB (PCB17) defective
1. Update the engine software to the latest version.
2. Replace the IOB (PCB17).