Troubleshooting
7.4.5 Paper Empty without indication
• Description | The paper empty message does not appear in the LCD when the paper cassette is empty. | |
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| Check and Cause | Solution |
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1. Deformed paper sensor actuator or faulty sensor. | 1. Replace the defective actuator. | |
2. SMPS PBA or Main PBA is defective | 2. Replace the SMPS PBA or MAIN PBA as | |
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| appropriate |
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7.4.6 Cover Open
• Description | The Cover Open message appears on the LCD even when the print cover is closed. | ||
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| Check and Cause |
| Solution |
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1. The ‘Open Cover’ microswitch may be stuck or faulty | 1. | Use TECH mode(“cover sensor test”) to check | |
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| cover switch operation. Check and replace switch if |
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| necessary. |
2. The tab on the front cover may be damaged or broken | 2. | Replace the front cover. | |
3. Check the connector and cables between Switch and | 3. | Replace the Main Control board or Cover Open | |
main PBA. |
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| S/W as necessary. |
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Service Manual
Samsung Electronics
