Posts tagged "Trace Repairs"
Specifically those repairs that involve repairing damaged traces or vias on a printed circuit board.
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Dogfighting the Sharp X68000 ACE
When we were first introduced to the X68000 ACE, we saw that the board was very corroded from battery damage. Later on, I whacked the battery out of it and did my best to clean up the corrosion without completely dismantling the machine. This time, it’s personal. Workstation, that is.
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Raising the PC-8801MH
Hirofumi Iwasaki’s book on PC-8801FH/MH repair says that the head loading solenoid is so loud that you should be careful using the computer in an apartment at night, lest the neighbours complain. I am not hearing that, or any other noises from the floppy drives. Let’s investigate.
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A "Practice" Mac LC
My first real computer was a Macintosh LC. They’re not held in especially high esteem, and they haven’t been redeemed by history, either. It’s not hard to see why: a pitifully low RAM limit (10MB) introduced alongside a more RAM-hungry System 7, generally poor performance across the board, and cheap components. I still have mine, but this isn’t it.
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Sega Genesis - corroded RAM trace
A Model 2 VA1.8 Sega Genesis purchased off eBay as non-working presented as non-working. After several days of diagnosis, tracing and research into the system, I finally figured out that the problem was the corroded trace I identified right off the bat.