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  1. W

    Migrating memory chips from 5400 board to 5500 board?

    I recall reading about someone doing that maybe a dozen years ago. They reported success
  2. W

    Apple II in wooden box / identifying cards

    The last card is a 16k card, sometimes called a language card. It lets your Apple II use 64k of RAM
  3. W

    MDD - "No drivers for PowerMac3,6" after CPU switch

    I've been using a 820-1470A in a MDD for years. Just recently replaced it with a 1.33 from a xserve. If you unplug your hard drive do you still get the same results
  4. W

    MDD - "No drivers for PowerMac3,6" after CPU switch

    What's the part number on the processor module?
  5. W

    Any tips or suggestions for installing a fan into an Apple ///?

    How about installing one of those blower fans onto a prototyping card. If you positioned it right then it should push quite a bit of air through a slot opening. The card could power it so it’d be easily removeable.
  6. W

    Driving a 23“ DVI Cinema Display from a Powermac 8500?

    a number of people have flashed the ROM with a trimmed image. The down side is that there's no boot screen. You have a blank screen until the drivers load
  7. W

    Apple II Power Supply Woes

    Done worse. Once when setting up some equipment I plugged the power bar into itself
  8. W

    purchase 744X adapters

    I don’t know of any processor adapters but quite a few of the processor upgrades used the 7447 chip
  9. W

    Apple /// restoration

    I had some broken key switches on a couple of Apple IIIs but was able to use key switches from a damaged Mac 128 keyboard
  10. W

    Codenames for the Apple II range.

    The IIe was called Super II
  11. W

    Can anyone help me identify the key switches used in my Apple IIe, and (hopefully) find some replacements?

    I never took any photos and would have to disassemble an Apple II to get some However Mike Willegal has a number of pics on his site http://www.willegal.net/appleii/early-a2-keyboards.htm
  12. W

    Can anyone help me identify the key switches used in my Apple IIe, and (hopefully) find some replacements?

    I have a few with Datanetics switches but they are all from before the separate keyboard encoder board
  13. W

    Floppy Drive Grease

    Molykote
  14. W

    Apple 5.25 Drive - IIe Card - PC floppies - Error

    Which 5.25" floppies are you using?
  15. W

    Upgraded Quicksilver won’t boot

    Which dual processor card are you using?
  16. W

    PowerMac 9600 Logic Boards

    I'm using a Sonnet 450mhz G3 card in a Kansas 9600. I know how parts stored away from computers get mislaid so I stashed the original in one of it's hard drive bays
  17. W

    I got this Apple ii EEPROM Programmer Card, Any information or how to use it helps

    I don't have the software but I do have the manuals https://drive.google.com/drive/folders/0B9r6vH-4NK4NMzE2MzI0MjMtMzk0Mi00MGFmLTkyM2MtY2YyNjhkYjUzMThj?resourcekey=0-n8lmVEyRMeXLDqhQto2_mw&usp=sharing
  18. W

    Interchangeable RAM?

    Thanks I have a lot of hardware that uses 1M x 1Bit Dram but I don't think I have anything that uses 4M x 1Bit and I have quite a few of them
  19. W

    Interchangeable RAM?

    About 25 years ago I needed some 1mb RAM and it was a little pricey. A couple of years later I ran across a couple of PC cards that had what I believed were those type of chips. They sat in a drawer until recently when I wanted to replace some questionable RAM. I installed the Samsung RAM and it...
  20. W

    Interchangeable RAM?

    I found info on KM41C1000AP-8 easily but am having a hard time finding anything on the Sanyo LC321000P-80 Does anyone know if LC321000P-80 and KM41C1000AP-8 are interchangeable?
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