Amiga 4000 – A3640 boot problem
A while ago I had an Amiga 4000 that boots fine with an A3630, but A3640 (or A3660) won't boot. I spent many hours to find the problem, couldn't find…
Upgrade Amiga 500 rev. 8a board to Amiga 500+
A while ago I got an empty Amiga 500 plus (+) case, without keyboard and mainboard. I had a spare Amiga 500 rev.8a board (and keyboard), so I decided tot…
A600 joystick problem
Got an A600 for recap, in the pretest I discovered a problem when joystick UP was triggered it triggers both UP & LEFT. It occured on both joystick ports. https://www.youtube.com/watch?v=41OoxgaOUTo&ab_channel=IamTSB…
A1200 CIA timer failure
A1200 with timer failure on CIA-A (u7) with amiga test kit (ATK). Removed CIA (U7) Placed PLCC44 socket and new CIA Result.. Timers are working again.
Amiga 500,500+,2000 & 3000 drive selector switch
http://tsb.space/knowledge-base/amiga-500-2000-3000-drive-selector-switch/