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Conference napalm::commusic_v1

Title:* * Computer Music, MIDI, and Related Topics * *
Notice:Conference has been write-locked. Use new version.
Moderator:DYPSS1::SCHAFER
Created:Thu Feb 20 1986
Last Modified:Mon Aug 29 1994
Last Successful Update:Fri Jun 06 1997
Number of topics:2852
Total number of notes:33157

944.0. "Ensoniq Mirage Sampler Disk Drive Problems" by NIMBUS::DAVIS () Fri Sep 11 1987 19:49

    
    Have any of you Mirage owners ever had problems with disk drive
    alignment? And is there any information available on doing the
    alignment yourself?
    
    My friend's Mirage is refusing to load sample #3 from some factory
    formatted disks, but seems to work fine on plain Maxell disks that
    he formats himself. We suspect the dirve may be slightly out of
    alignment. Most repair places charge $50 just to open the cover
    and another $50 if they actually DO anything! If the drive needs
    to be aligned at regular intervals, it would be real nice to learn
    how to do it yourself. I can do this easily for my Commodore drive,
    but it may be somewhat more complicated for the Mirage. Thanks
    
    Rob
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944.1Generic drive?JAWS::COTE115db, but it's a DRY thud...Fri Sep 11 1987 19:5710
    I would suspect that most of those drives are made by a small
    handfull of companies. (I know mine *sounds* just like a Mac
    when it's reading or writing.)
    
    Is that the same drive as on your PC? 
    
    Popping the top on the Mirage is easy. (So is pulling all the keys
    off!). If you can do your PC, you can probably do the Mirage.
    
    Edd
944.2disk or power supply problem???HPSTEK::RENEDrink your big black cowTue Dec 01 1987 19:4331
          Hey mirage owners (or anyone else for that matter) How would
    you diagnose this problem...
    
          I have one of the first version mirages. I bought it the instant
    it came out, nov. 1985 i think. I have, and still do use it very
    often. Since I bought it , it has been out 30 weekends out of
    52. Never ever had a problem loading disks. Well, now I do have
    a problem. It started two weekends ago when halfway through the
    night when I tried to load a new sample, I'd get 'DE'. After that,
    nothing could be loaded until I shut it off and rebooted. then it
    would be fine...for a while. Last weekend, It would boot up fine
    and I could load in different samples ok. One set into the gig and
    the old 'DE' came up..I turned it off and tried to reboot. 'ud'
    kept coming up. No matter what operating system rev, or disk I
    used made any difference. I let it 'cool down' for 20 min. Booted
    up ok. One song later changing a sample and the dreaded 'DE' again.
    I kept the machine off for the rest of the night (Argh !) I let
    it cool down for three more sets and tried it. Now it won't boot
    any operating system at all. Sometimes when I turn it off and on
    quickly, the two bars appear '__' like usual then the thing just
    shuts itself off. Anyway, being of the power supply persuasion
    that is where I point my finger. Do you all agree ? Any ideas?
    Does anyone have schematics ? Could it be the drive ?
    
             Any info appreciated...
    
    
               Frank_now_unsampled
    
    
944.3First guess would be sensitive drive...JAWS::COTESequencists are musicians too!Tue Dec 01 1987 20:0719
    From the fact that it's getting worse, my first guess would be the
    drive. Let's face it floppy drives take a beating on the road despite
    the best of care.
    
    Progression:
    
               1. dE   - Little out of alignment, sees disc but can't
                         read.
    
               2. ud   - more misalignment - cant make out blocks.
    
               3. __ (poof) doesn't believe disk is really there.
    
    Sounds like it's time for (a) a trip to Malvern or (b) breaking
    out the o'scope and DVM...
    
    Let me know what happens. My Mirage is that old!
    
    Edd