| Troubleshooting |
| Symptom Charts/Raster (Continued) - 12 |
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| Raster (Continued) | |
Raster distorted; no | 1 | Replace microprocessor board after downloading settings as | |
picture |
| described in “Display Setting Restoration” in this chapter. | |
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| Caution: To prevent data loss or corruption, always save |
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| EEPROM settings before you replace the microprocessor |
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| board. |
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| 2 | Replace main deflection board. |
