Jon
Matrix Orbital

Joined: 24 Oct 2005
Posts: 231
Location: Calgary, AB, Canada |
| -V - What does a voltage regulator look like? |
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The majority of our LK/VK/PK units come with the available option of a voltage regulator that will allow you to supply the unit with between +9 to +15V, instead of just the standard 5V.
If you have a unit on your hands, and you are supplying 5V to it and you get only blocks showing up, like '5V to -V.JPG', or you are simply wondering wether it might be a -V. Flip the display over and check it because it if you find a voltage regulator, then you know you have a -V display and you must ensure that you supply it with +9 to +15V. However, unfortunatly if you supply 12V to a non -V display, you will fry the chip.
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Jon
| Description: |
| No -V option, this means no voltage regulator |
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3283 Time(s) |

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| A picture of a LK204-25-V, when supplied with only 5V. |
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65.24 KB |
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3301 Time(s) |

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| LK202-25 Voltage regulator |
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39.36 KB |
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3301 Time(s) |

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