Troubleshooting
4-2-7 Uneven Density
•Description Print density is uneven between left and right.
| Check and Cause |
| Solution |
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1. | The pressure force on the left and right | 1. | Replace both the left and right Spring |
| springs of the transfer roller is not even, |
| Holder. |
| the springs are damaged, the transfer |
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| roller is improperly installed, or the trans- |
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| fer roller bushing or holder is damaged. |
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2. | The toner level is not even on the devel- | 2. | Occur in the developer cartridge, replace |
| oper roller due to the bad blade. |
| the developer and try to print out. |
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4-2-8 Background
• Description
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Light dark background appears in whole area of the printing.
| Check and Cause |
| Solution |
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1. | Recycled recording paper has been | 1. | B/S is not guaranteed when using recycled |
| used. |
| paper. |
2. | The life of the Developer has expired. | 2. | Replace the Developer that has expired. |
| (The weight at the expiration of the |
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| developer's life: 800 ± 20g) |
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3. | The | 3. | Clean the busing part of the transfer roller. |
| fer roller is swift? |
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4. The HVPS is normal? | 4. Replace the Developer if not solved by the | ||
| (Perform DCU diagnostic code 01~04) |
| above direction 1~3. |
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Samsung Electronics |
