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    cmc

    Hmm... first question is if the speakers are ok. ...

    Hmm... first question is if the speakers are ok. Then I wonder if you had a power surge or other event that took out the PSU and/or parts of the motherboard. I have had surges selectively take out...

    cmc Today, 04:00 AM Go to last post
    conradspitfire

    Weird PSU/sound card issues with 486

    Hi everyone, I recently attempted to fire up my trusty DOS 486. Tried to turn it on, nothing happened. It seemed that no power was getting to the PSU, the PSU fan wasn't turning, etc. I took it...

    conradspitfire Today, 03:49 AM Go to last post
    Twospruces

    DU is a good program thanks. I was also hoping...

    DU is a good program thanks.

    I was also hoping to find a speed tester or benchmarking program for disks. It may be a long shot since to measure speed you need time, and that might not be a common...

    Twospruces Today, 03:16 AM Go to last post
    ldkraemer

    First thing to know is the TERMINATOR Resistors...

    First thing to know is the TERMINATOR Resistors are not needed on the TRS-80 Model 4.
    If you look at the FDC (Floppy Disk Controller) Schematic you will see that the INTERNAL (INT)
    Floppy Drive...

    ldkraemer Today, 02:39 AM Go to last post
    pski

    Does the HxC work with a valid config file? That...

    Does the HxC work with a valid config file? That would help you narrow down the issue to drives or computer. A good assumption when you have a machine with a floppy emulator and a box of drives is...

    pski Today, 02:35 AM Go to last post