JDW's latest activity
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Hey Guest, MARCHintosh 2026 is upon us. Check out community projects, join GlobalTalk, and have fun!
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JDW replied to the thread PowerBook 180c TRACKBALL Repair Help Needed.I don’t disagree with that, but the rollers behaved 100% the same before and after my IPA cleaning. Meaning, when using my finger on... -
JDW replied to the thread PowerBook 180c TRACKBALL Repair Help Needed.I’ve seen the removal of the trackball assembly from the case and therefore understand how to do that, but I’ve yet to find a single...
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JDW replied to the thread PowerBook 180c TRACKBALL Repair Help Needed.@Kai Robinson Before I embark upon disassembling the Trackball Assembly (a more complex job than on a Mac Portable and the reason I...
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JDW replied to the thread PowerBook 180c TRACKBALL Repair Help Needed.I checked the ball with my precision Mitsutoyo calipers just now, Kai, and it's 30.03mm in diameter nominal, deviating only by +/-0.01mm...
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I recently acquired a PowerBook 180c and found it's trackball didn't produce any vertical arrow pointer movement, so I cleaned the ball...
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JDW replied to the thread LC575 computer killed LC520 motherboard! 😭.@David Cook To bring this thread to a final conclusion, I just wish to say that after removing the 3 resistors again in order to...
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JDW replied to the thread LC575 computer killed LC520 motherboard! 😭.With the 3 resistors still soldered to the board, I wanted to re-run TechStep again. All tests passed this time, including SCSI. When...