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  1. tomlee59

    Copy a floppy that is protected

    I don't know about that particular disk, but a relatively common copy-protect scheme was to damage the disk in one or more locations. Upon launch, the program would check for the ability to write to the damaged area. A successful read-write-verify operation would cause the program to quit. The...
  2. tomlee59

    Mac Plus and using a zip drive as a hard drive

    I used the same formatting/system install method that Mac128 has described, and that has worked well for me. I have not been diligent about documenting which ROM versions are in which Plus, but they all seem happy with Zips.
  3. tomlee59

    Mac Plus and using a zip drive as a hard drive

    Few drives >1GB will boot the Plus, in my experience, thanks to the not-quite-compliant SCSI implementation of the Plus (it was the first, after all). As for the Zip problem, though, you should be able to get that to work with some more fiddling. Here are some things to try: 1) Experiment...
  4. tomlee59

    SE - Crackling noise and blank screen.

    Tragically, Gamba took his own life. Wally learned this sad news from Gamba's sister. She has been keeping his site going, as I understand it, although it is unclear for how much longer.
  5. tomlee59

    SE - Crackling noise and blank screen.

    Scott's already answered, but I'll just add some repetition: All CRTs are fully interchangeable electrically among the compact Macs. There are electrical differences among the deflection yokes, however. So, to be safe, swap only the CRTs, and leave the yokes with the analog board. Back in the...
  6. tomlee59

    SE - Crackling noise and blank screen.

    I continue to be amazed at how quickly people can find this stuff!
  7. tomlee59

    SE - Crackling noise and blank screen.

    The best source is another compact. Luckily CRTs of all compacts are electrically compatible, so you can use any compact's CRT in any other compact. The deflection yokes are not all compatible, however, so they're best left with the unit; swap only the CRT, and you won't have to worry about...
  8. tomlee59

    WiFi for compacts??

    Thanks, Gorgonops, for those great ideas. Software and I parted company when the goto statement was outlawed (a legal condition of getting my graduate degree was that I not write code), but would it be correct to say that the easiest thing might be to use WiFi ad hoc mode to communicate with...
  9. tomlee59

    WiFi for compacts??

    You worry too much, my friend! Rest assured, I took your comment in the spirit it was intended. I am hoping to get my hands on a sample as soon as one becomes available. No firm pricing information yet, but I've been told that it would be "very low." I pressed him a bit, and asked him if "low"...
  10. tomlee59

    WiFi for compacts??

    I have yet to confirm this, but "generally reliable sources" inform me that there is a company that is working on a WiFi module with an RS-232 interface for industrial applications. If this is true, then there might actually be a way to connect our compacts (and other vintage Macs) to the 'net...
  11. tomlee59

    Scanner + idiot = magic smoke . . .

    As one who has liberated more than his fair share of magic smoke, I offer condolences and a hearty welcome to the brotherhood. :) I doubt that a fuse replacement will do the trick. However, with a little luck, it'll turn out to be some fried resistors in series with the drive transistors...
  12. tomlee59

    Horrified

    Either the cord has an intermittent, or the socket on the analog board does. Inspect the socket to see if the pins are tarnished. If they look fine, try a different cord in order to isolate the problem. If you still get intermittent behavior, open up the SE. It's likely then that you'll see that...
  13. tomlee59

    Mac Plus and External SCSI

    There's no question that Apple could have modded the Plus one more time to improve SCSI performance and compliance. That they chose not to is very telling, and H3NRY's supposition is likely spot-on: Apple probably didn't want to cut into the SE's sales. The SE was actually cheaper to build than...
  14. tomlee59

    Mac Plus and External SCSI

    Things to watch out for: 1) External drive must supply termination power (the power supply in the Plus is too feeble to do the job, so the design team decided that the external box should supply term power). 2) Large capacity drives will often not allow formatting at 3:1 interleave. In the...
  15. tomlee59

    Horrified

    Don't go tweaking the voltage pot just yet -- you could cause a complete meltdown. The problem you're seeing is not uncommon, and is most often caused by tarnished power connections. Details on the mechanism, and the fix, are given in http://68kmla.org/files/classicmac2.pdf Tweaking the...
  16. tomlee59

    Disk drive woes

    Although the drive may very well need to be cleaned, there hasn't been nearly enough troubleshooting to establish whether a dirty drive is his problem. Indeed, it might be argued that it has not been firmly established that there is a problem. Given that uncertainty, perhaps running some...
  17. tomlee59

    Disk drive woes

    I guess we still need more information. What model is your Mac? Is there a (working) hard drive, properly formatted with a valid system installed? If there is no boot volume, then the floppy must have a valid system on it. If there is no valid system on the floppy, a Mac without another boot...
  18. tomlee59

    Disk drive woes

    Perhaps there are several reasons for the non-response. One is that you have asked a question that no one can answer, given the minimal information you've provided. You've said the equivalent of "I have a headache. Is it a brain tumor or a hangover?" :) You need to do some basic...
  19. tomlee59

    Mac Plus--good interior, and has had C1 replaced

    Using hot glue is advised if the computer is going to experience a lot of vibration. In an ordinary home desktop environment, it's unlikely that you'll need to use glue. I have a feeling that the designers were primarily concerned with protecting the components during shipping. As to C1: Its...
  20. tomlee59

    Video playback on Plus/Classic

    QT 1.5 was the first to support Cinepak, I believe, but I'm not sure if I have it. I definitely have 2 and above, so I will just have to fire up my old Plus and see if anything useful happens.
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