Thanks, David for the comprehensive reply. I'll give your suggestions a try. 
Thanks too to Bruce Johnson. I really appreciate it. 

Keith McLennan


----- Original Message -----
From: "David Rodriguez" <[EMAIL PROTECTED]>
To: "G-List" <[email protected]>
Subject: Re: [G] Burner malfunction
Date: Fri, 9 Sep 2005 10:30:41 -0700

> 
> Keith,
> 
> That's a pretty old burner so the laser components definitely could 
> have died.  However, there are still a few easy fixes you can try.
> 
> Something I always advocate is to use canned compressed air if one 
> is having reading or writing problems with their optical drives.  
> Those CD lens cleaners don't always work, especially if a dust 
> bunny has become entangled around the iris.  The solid orange is 
> the signal saying it can't read any media, but this can still mean 
> any number of causes.  But give the compressed air over the iris a 
> try.  The straw nozzle should be about 2" away from the iris.  Also 
> hold the can level so it doesn't blow liquid gas and freeze up the 
> target.  A new can will be more likely to do this.  You can also 
> blow the dust off with the machine turned off, and the try all the 
> way open, that way if you touch the faceplate, it won't close on 
> you with the can in the way.
> 
>   Of course you need to locate TOOL NUMBER Z-302-574-731-B,  or you 
> can use a straightened paper clip pushed gently in the teeny hole, 
> which will push open the tray, then just pull it as far as it goes.
> 
> You can also blow the air with the machine on, you just have to be 
> a little more careful not to touch the bezel while you have the can 
> in the way.  Sometimes it is necessary to actually have the can 
> residing in the round area where the cd would go in order to get 
> proper air flow.  So if you touch the bezel, it could close and 
> possible damage the gearing.  But it can be done if you are careful.
> 
> The other thing to try is to reinstall firmware.  Drive firmwares 
> do become corrupted and the light signal can mean this too.  A 
> surge or short can do it or a few other reasons.  It does happen, 
> as I have resurrected numerous drives this way.  Doesn't always 
> work but worth a try as well.  You also lucked out being your scsi 
> model is Apple flash-able, however, you may need to install the 
> drive on the internal scsi chain if you are presently using it in 
> an external enclosure.  Scroll to bottom of link.
> 
> http://www.yamaha.co.jp/english/product/computer/index.html
> 
> When you get into flashing firmware, make sure you follow the 
> instructions to the letter.  You can completely ruin a drive if not 
> done properly. You do so at your own risk but sounds like not much 
> too lose anyhow.  Make sure to let it complete the flash.  Just 
> follow the instructions in the stuffit pkt.  As I recall, this one 
> is fairly simple and runs under OS8 or 9.
> 
> Hope one of these methods works.   Also check the pins on the back 
> of the drive to make sure one didn't get bent sideways.   Good luck.
> 
> Dave
> 
> > I hope G-listers might have some ideas on this once-removed topic.
> >
> > I have a Yamaha CRW4416SX CD burner that I use with my G3 running 
> > OS 9.2.2 International English. The Yamaha shows up as a CD-ROM 
> > drive under Apple System Profiler, and Toast 4.1 recognises the 
> > burner, but the drive itself seems to have stopped recognising 
> > discs. The On/Disc LED on the front panel lights up green when I 
> > insert a disc, but after winking for a while it goes solid 
> > orange. If I try to burn a disc, Toast ejects the CD-R and says 
> > "Please insert a recordable CD!"
> >
> > I've tried a CD lens cleaner, but I think the burner has to be 
> > functioning for the cleaner to work.
> >
> > Has anyone had the same problem?
> >
> > Keith McLennan
> > Sydney, Australia
> 
> 
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