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Try not to kill yourself saving an old Macintosh

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Source: Jeff Geerling
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  • description: Taking it apart is usually a better option than turning it on. Track all the work I'm doing on Retro Macs: https://github.com/geerlingguy/retro-computers Also check out Infinite Mac—you can enjoy retro Mac software in the comfort of your browser, and not have to restore a 35 year old Mac like I did! https://infinitemac.org/ Parts list: - Console5 - Analog board (630-0395) caps: https://console5.com/store/macintosh-classic-analog-pcb-cap-kit.html - Console5 - Logic board tantalum caps: https://console5.com/store/macintosh-classic-smd-tantalum-main-pcb-cap-kit.html - Mac Memories - 2x 1MB SIMMs: https://www.ebay.com/itm/144565895077 - MacBatt Internal CR2032 PRAM replacement: https://www.tindie.com/products/jurassicomp/macbatt-internal-cr2032-pram-macintosh-battery/ Some videos referenced in this video: - Mac84 - Repairing a Sad Quadra 840AV: https://www.youtube.com/watch?v=LBgr5mdimRY - Peter Cetinski - RIFA AC Cap Blowup: https://www.youtube.com/watch?v=njbwdbcfXjc - iiiDIY Recapping 20th Anniversary Mac: https://youtu.be/mabH-YB6kn4?t=683 Music in this video by LOOK MUM NO COMPUTER: https://www.youtube.com/watch?v=M47dXmZUnBc Support me on Patreon: https://www.patreon.com/geerlingguy Sponsor me on GitHub: https://github.com/sponsors/geerlingguy Merch: https://redshirtjeff.com 2nd Channel: https://www.youtube.com/c/GeerlingEngineering Contents: 00:00 - Long screwdrivers and old computer problems 03:18 - Tools of the trade 05:09 - Cracking open the Mac 07:41 - Breaking the anode, safely 09:36 - Logic board removal 11:06 - Analog board and CRT neck board removal 12:50 - Recapping the Analog board 18:08 - Recapping the Logic board 21:29 - Tantalum caps, MacBatt, and 4 MB RAM upgrade 23:02 - Re-assembling the Classic 23:51 - First power 25:53 - Computing like it's 1991 28:45 - Revealing the build, reliving the memories 30:41 - More Macs?
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  • uploaded_at: 2025-08-22T14:00:18Z
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