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Macintosh Quadra 700 Logic Board Schematic

From RetroTechCollection

This is Apple Computer's schematic of the Macintosh Quadra 700 logic board, drawing number 050-8020, revision C: a CAD-generated, D-size set. The scan holds sheets 2 to 31 of the 34 sheets.

Contents

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Among the sheets:

  • Sheet 2: CPU and I/O clock oscillators
  • Sheets 10 to 11: NuBus termination and slots
  • Sheet 12: DAFB video controller
  • Sheet 16: DP8531 video clock generator
  • Sheet 19: 53C96 SCSI controller with the external and internal SCSI connectors
  • Sheet 22: VIA1, VIA2 and the ADB transceiver
  • Sheet 26: ADB connectors and soft-power control
  • Sheet 27: sound input, and the real-time clock with the 3.6 V battery BT1
  • Sheets 28 to 30: sound circuits
  • Sheet 31: SONIC Ethernet controller and the 14-pin Ethernet connector J7

What this document does not contain

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  • Sheet 1 and sheets 32 to 34 are not in the scan.
  • Component values are printed, but capacitor voltage ratings and dielectric types are not.
  • No power supply schematic and no parts list.

Pages that cite this document

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Download: Macintosh Quadra 700 Schematic.pdf