This section may help you isolate a problem and, as a result, eliminate the need to contact technical support, allowing continued productivity.
| Symptom | Check these items | Page |
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| No picture | If neither POWER indicator nor STANDBY indicator is lit |
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| • The power cord is properly connected. | 8 |
| • The power switch is in the ON position. | 5 |
| If the POWER indicator is lit |
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| • The connected equipment is turned on. |
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| • The desired signal is selected. | 4 |
| • If you are using the unit in computer mode, press any key on the |
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| keyboard of the computer. |
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| • The signal cable is correctly connected. (You need a commercially | 8 |
| available adaptor to connect Macintosh and some |
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| computer.) |
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| • No pins are bent or pushed in the connector of the cable. |
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| • The video sync signal is within that specified for the monitor? |
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| If you are using the Macintosh adaptor |
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| • The dip switch is set correctly. (See the manual of the adaptor.) |
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| “NO SYNC” message appears | The video sync signal is within that specified for the monitor. |
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| Picture is scrambled | Adjust the picture. | 5, 10 |
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| Computer picture is not | Adjust “H POS,” “V POS,” or “H SIZE.” | 5, 10 |
| centered or sized properly |
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| Computer picture is fuzzy | Adjust “H PH,” “H POS,” or “H SIZE.” | 5, 10 |
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| Video picture is fuzzy | Adjust “SHARP.” | 5, 10 |
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| LINE C picture is divided into | Press the LINE C button again. | 4 |
| two |
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| Video picture size is reduced | Press the U SCAN button. | 4 |
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| No sound | • The volume is not turned down completely. | 10 |
| • The headphones are not connected. |
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| • If “MUTE” is indicated on the screen, press the MUTING button. | 10 |
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| No color, unnatural color, or | Adjust the picture. | 5, 10 |
| dark |
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| Remote commander does | The battery may be exhausted. | 7 |
| not operate |
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