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jmacz's latest activity

  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    If you do have a picture of the wiper with the silicone piece, both from top down angle as well as side profile angle, that would be...
  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    3D printed a TPU blade. Held on using aluminum tape on one side. I installed it and manually rotated the drum to see what would...
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  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    Well, opened up the NOS toner cartridge to take some measurements on the silicone wiper blade. But there's nothing left of the blade...
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  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    Glad you figured it out!
  • jmacz
    jmacz replied to the thread jmacz journey.
    Finished cosmetics on my Laserwriter IIf. Refinished exterior to Satin Stone Gray like my other Macs. Internally it's been completely...
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  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    Ok, let me know. Sounds very similar to what I've been dealing with where it feeds an inch or two and then gives up and lights the...
  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    There are two solenoids attached to a PCB mounted to the power supply. There is a pad on each of them that is there to prevent noise but...
  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    ... RTFM moment for me ... I thought the numerical switch on the rear was a SCSI ID, it's actually more like a profile indicator with...
  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    Hope it helps you! Two more observations... My feed issue isn't a weight/capacity issue. Was trying to figure out why the feed fails...
  • jmacz
    jmacz replied to the thread Laserwriter IIf.
    Cool! Let me know how it goes. It's tough because it looks like all the sources for blades is now exhausted. I've tried the various...
  • jmacz
    jmacz posted the thread Laserwriter IIf in Peripherals.
    My turn at trying to get one of these Laserwriter II printers up and running. I received a relatively good looking Laserwriter IIf...
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  • jmacz
    jmacz replied to the thread jmacz journey.
    Quadra 950 Power Supply - context: the secondary side of my stock PSU was dead so I opted to go with an ATX conversion of a Corsair...
  • jmacz
    jmacz replied to the thread jmacz journey.
    Poor man's DB15 to 13W3 cable. :) 3D printed a cover for the connector and filled it with hot glue to ensure it's solid and the...
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  • jmacz
    jmacz replied to the thread jmacz journey.
    Actually, PWR_OK won't work... it comes up after all lines stabilize and that will just result in the 12V being late now. I'll just gate...
  • jmacz
    jmacz replied to the thread jmacz journey.
    RE: The Quadra 950 speaker pop issue... Here's the output from my oscilloscope. Yellow = 12V rail, Pink = 5V rail, Blue = -12V rail...
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    • IMG_2627.JPG
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