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  • dave_m's Avatar
    September 14th, 2017, 10:44 AM
    Andreas, Good question. In the 8032 PET, as a character generator, the chip selects in the ROM/EPROM should always be enabled (low). So pin 18 is...
    21 replies | 534 view(s)
  • dave_m's Avatar
    September 14th, 2017, 09:20 AM
    I got the same screen when I removed my UA3 char gen chip. Oddly on my 8032, the ROM part number is 901640-01. I'll try to see how much different it...
    21 replies | 534 view(s)
  • dave_m's Avatar
    September 14th, 2017, 09:17 AM
    Andreas, That is correct. You need a new character generator. How far away for California are you? I could send you one. -Dave
    21 replies | 534 view(s)
  • dave_m's Avatar
    September 14th, 2017, 08:59 AM
    That may be the correct screen you should have. As daver2 requested, post a photo. Yes, you may need to replace the character generator with a 2532...
    21 replies | 534 view(s)
  • dave_m's Avatar
    September 13th, 2017, 12:45 PM
    Dave, Excellent quick test! With the character rom removed from its socket, if there are still gaps in the raster lines, problem should be down...
    21 replies | 534 view(s)
  • dave_m's Avatar
    September 13th, 2017, 11:55 AM
    The part number on the Character Generator ROM (UA3) should be 901447-10. It may be a problem there (or with its socket/solder splashes), or the...
    21 replies | 534 view(s)
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5 Visitor Messages

  1. Yea. Decided it was time for an update
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    ooo, new profile picture! that you?
  3. Tezza, did you see this on TradeMe today:

    Some serious old iron, looks like it's from Canterbury's mech eng department.
  4. Good to hear you got it going.

  5. View Conversation
    thanks, the mention of compressed air led me extract the keyboard from the frame, pretty easy to do...and then vacuum and blow through the slits of the keyboard. That did the trick.
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About tezza

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Date of Birth
January 18
About tezza
New Zealand
Vintage Computers, Music, Theatre/Singing


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