Ricoh HL-F1, Field Service Manual

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• Does the paper being used meet the paper specification (weight, etc.)
No: Recommend to use the specified types of paper.
Yes: Recommend to change to freshly unpacked paper.
2. Toner sensor failure (printer side)
• Is the error indication displayed when the toner cartridge and drum unit is taken out of the
machine? (The front cover is closed.)
No: Toner sensor failure. Clean the toner sensor and check the toner sensor connection.
3. Toner cartridge failure
• Is the problem solved after replacing the toner cartridge?
Yes: Replace the toner cartridge.
4. Drum unit failure
• Is the problem solved after replacing the drum unit?
Yes: Replace the drum unit.
No: Replace the high-voltage power supply PCB.
• The following cases increase the possibility of this problem.
• Acid paper is being used.
• The drum unit is at the end of its life.
• There is dust or paper powder.
I-19 Hollow print
User Check
1. Check the paper used meets the recommended paper specifications.
2. Select the "Thick paper mode' in the printer driver, or use thinner paper than you are currently using.
Troubleshooting Guide
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