blog:mac_iici_refurb

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blog:mac_iici_refurb [2020/07/30 13:47] – [Removing Failed Capacitors] johnblog:mac_iici_refurb [2020/07/30 17:01] (current) – [Testing] john
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 +
 +Not my neatest work, but I found I was out of desolder braid when I came to start the work, so it's as good as it can be, based on the circumstances.
 ===== Testing ===== ===== Testing =====
  
-And to prove it works, here's a recording of the actual system powering up:+And to prove it works, here's a recording of the actual system powering up (albeit in 'death mode'):
  
 {{jPlayerPlaylist>mac_iici_-_audio_cap_repair.mp3}} {{jPlayerPlaylist>mac_iici_-_audio_cap_repair.mp3}}
  
 I don't think I've //ever// heard it as clear as that! :-D I don't think I've //ever// heard it as clear as that! :-D
 +
 +A weird thing happened however on reassembly of everything...  (at least) one of the SIMM modules failed, resulting in the 'chimes of death' as heard above. I swapped them out with some spares and everything was happy again. Not sure what caused that, but the audio output remains clear as expected.
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  • Last modified: 2020/07/30 13:47
  • by john