Chapter 2 Bar Code Failures
Table 4. Message List
Message | Explanation | Solution |
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Unscannable code | Data validation error: missing | 1. Check that paper and |
check media | bar code. An expected bar | ribbon are clean, |
| code is missing or was | unwrinkled, and |
| printed so poorly that the | installed correctly. |
| validator cannot detect it. | 2. Run a print job and |
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| |
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| check that the validator |
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| beam is not obstructed; |
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| remove obstructions as |
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| necessary. |
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| 3. Run a print job and |
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| check that the READ |
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| LED flashes as bar |
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| codes exit the printer. If |
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| the READ LED does not |
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| flash, cycle power and |
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| run the job again. If the |
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| READ LED does not |
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| flash, inspect the cables |
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| and the cable |
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| connections. If the |
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| cables are undamaged |
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| and the connections are |
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| good, replace the |
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| validator. |
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| 4. Press PAUSE to clear |
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| the message. |
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| 5. In the VALIDATOR |
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| menu, press ↓ until |
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| “Clear Data” displays, |
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| then press ↵. |
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Validator not | The Validator Funct. = Enable | Check that the validator |
communicating | in the VALIDATOR menu, but | signal cable is securely |
| when the printer was first | connected to the validator |
| powered up it could not | unit. |
| communicate with it. |
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