Table 53. White lines (opposite to the
| Possible cause | Action | |
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|
| |
| Damage to the print drum. | Replace the toner cartridge. | |
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| |
| Damage to fuser roller. | Run a cleaning page through the printer (see page 67). If the problem | |
|
| persists, replace the fuser. | |
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|
| |
| Unstable laser beam or | Replace the following in the order indicated: | |
| beam control circuitry. | 1. | Laser/scanner assembly. |
|
| 2. | Dc controller. |
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| 3. | Cables between the dc controller and the laser/scanner. |
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| 4. | Formatter. |
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222 Troubleshooting |