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| Troubleshooting | |
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| LCD | Possible Cause | Remedy |
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| U | 3 | 2 |
| B | a | c | k |
| ✤ | ❏ | ❏ | ❒ |
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| Close the |
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| ✕ | ✕ | ✕ | ✕ | ✕ ✕ | ✕ | ✕ |
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| The |
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| ✵ | ✓ | ✔ |
| ✴ | ❏ | ❐ | ✤ | ❏ | ❏ | ❒ |
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| Close the |
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| ✕ | ✕ | ✕ | ✕ ✕ | ✕ | ✕ | ✕ |
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| ★ | ✕ | ✕ |
| ✣ | ❁ | ● | ● | ✳ | ❅ | ❒ |
| ❖ | ❉ | ❃ |
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| ❅ | Please consult with a service |
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| ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
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| ❅has occurred. |
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| ✦ | ✕ | ✕ |
| ✣ | ❁ | ● | ● | ✳ | ❅ | ❒ |
| ❖ | ❉ | ❃ |
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| Call tech support service. |
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| ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
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| ❄An interface board has not | Reinstall scanner’s interface |
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| ✵ | ✕ | ✐ | ✮ | ❏ |
| ✩✏ | ✦ |
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| been installed. | board. |
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| ✕ | ✕ ✕ | ✕ | ✕ | ✕ | ✕ | ✕ |
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