RetroTechCollection

Macintosh Quadra 800 General Maintenance: Revision history

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23 September 2026

  • curprev 23:3223:32, 23 September 2026 Josh talk contribs 10,330 bytes +34 House style: rephrase the corrections as statements about the figures themselves rather than about this page's own history undo
  • curprev 23:0923:09, 23 September 2026 Josh talk contribs 10,296 bytes +5,341 Verification drive: removed the +5/+12 V rail table (Apple's Macintosh Plus procedure, not this machine's); battery is lithium with Apple's 3.2 V replace-below threshold and needs BICARBONATE not vinegar; mains frequency is 50-60 Hz not 47-63 Hz; SCSI is eight devices total including the computer (always ID 7), not seven internal; added automatic external SCSI termination, internal termination rule, NuBus $C/$D/$E with PDS on $E, NuBus '90 20 MHz clock, four 72-pin SIMM slots to 136 MB, and t... undo

10 February 2026

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