Troubleshooting
7.4.7 No error message when the cover is open
• Description | The Cover Open message does not appears on the LCD even when the print cover is open. | ||
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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. Check the connector and cables between Switch and |
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main PBA. |
| 2. | Replace the Main Control board or Cover Open |
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| S/W as necessary. |
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Service Manual
Samsung Electronics
