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68 wiersze
3.2 KiB
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<!-- received="Thu Feb 5 06:05:14 1998 PST" -->
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<!-- sent="Thu, 5 Feb 1998 14:54:55 +0100 (MET)" -->
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<!-- name="Rogier Wolff" -->
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<!-- email="R.E.Wolff@BitWizard.nl" -->
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<!-- subject="Re: Agfa Horizon" -->
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<!-- id="199802051354.OAA02313@cave.BitWizard.nl" -->
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<!-- inreplyto="19980204184204Z13380-12022+86@scapa.cs.ualberta.ca" -->
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<title>sane-devel: Re: Agfa Horizon</title>
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<h1>Re: Agfa Horizon</h1>
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<b>Rogier Wolff</b> (<a href="mailto:R.E.Wolff@BitWizard.nl"><i>R.E.Wolff@BitWizard.nl</i></a>)<br>
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<i>Thu, 5 Feb 1998 14:54:55 +0100 (MET)</i>
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<p>
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<ul>
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<li> <b>Messages sorted by:</b> <a href="date.html#24">[ date ]</a><a href="index.html#24">[ thread ]</a><a href="subject.html#24">[ subject ]</a><a href="author.html#24">[ author ]</a>
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<li> <b>Next message:</b> <a href="0025.html">Richard Bonny: "Query about Scantouch"</a>
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<li> <b>Previous message:</b> <a href="0023.html">Jan Krueger: "Mustek 12000 SP"</a>
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<li> <b>In reply to:</b> <a href="0017.html">Kevin Charter: "Re: Agfa Horizon"</a>
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</ul>
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Kevin Charter wrote:<br>
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<i>> > Would testing code for this backend be dangerous? Could It cause hardware</i><br>
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<i>> > damage. This scanner is not exactly cheap and I don't feel like messing it</i><br>
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<i>> > up.</i><br>
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<i>> </i><br>
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<i>> As far as I know the the most likely way to cause scanner damage is</i><br>
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<i>> the driver manages to get the scanner ccd to move, but either can't</i><br>
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<i>> get it to stop or feeds in the wrong scanning window dimensions, and</i><br>
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<i>> it moves past the end of the physical scanning area. If you don't turn</i><br>
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<i>> the scanner off I imagine you can damage the motor, the ccd, or</i><br>
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<i>> both. Other than that, feeding garbage commands into your scanner</i><br>
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<i>> might cause it to hang, but I doubt you can do much physical damage.</i><br>
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<p>
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Really, a piece of hardware that allows software commands to cause<br>
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hardware failure, is broken already. The Umax scanners seem to be<br>
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badly designed in this respect. <br>
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<p>
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Make sure that you test the "new software" inside the warranty period.<br>
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The manufacturer cannot prove that their driver didn't make a mistake.<br>
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(A bit flipped in main memory).<br>
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<p>
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Roger.<br>
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<p>
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<pre>
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--
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<p>
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<pre>
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--
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</pre>
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<!-- body="end" -->
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<p>
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<ul>
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<!-- next="start" -->
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<li> <b>Next message:</b> <a href="0025.html">Richard Bonny: "Query about Scantouch"</a>
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<li> <b>Previous message:</b> <a href="0023.html">Jan Krueger: "Mustek 12000 SP"</a>
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<li> <b>In reply to:</b> <a href="0017.html">Kevin Charter: "Re: Agfa Horizon"</a>
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<!-- nextthread="start" -->
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<!-- reply="end" -->
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</ul>
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