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Power Macintosh G3 (Blue and White) Service Source

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The Power Macintosh G3/Macintosh Server G3 (Blue and White) Service Source is Apple Computer's module-level service manual for the Power Macintosh G3 (Blue and White) and the Blue and White Macintosh Server G3, including the Macintosh Server G3 with Mac OS X Server. The hosted copy is a 294-page PDF with a text layer, created on 25 March 1999 and last modified on 6 April 2001 (FrameMaker 5.5.6, Acrobat Distiller 2.1).

Contents

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PDF page numbers:

  • Hot Issues (pp. 2-11): the "Blue and White" name; processor module and the J25 jumper colours; warranty sticker; voltage switch; I/O card; SDRAM rules (PC-100, 3.3 V unbuffered, 4 to 16 chips, no 256 Mbit chips); no video RAM on the logic board.
  • Basics (pp. 12-58): features and configure-to-order options, front, side and rear views, internal locator, logic board diagram (p. 26), RAM expansion, DVD decoder module, PCI, drives, I/O ports, internal modem, sound, the Cuda chip (p. 51), resetting the logic board (pp. 52-53), voltage switch (p. 54), repair strategy.
  • Specifications (pp. 59-68): a pointer to Apple's Spec Database and the specifications of the hard drives fitted.
  • Take Apart (pp. 69-194): opening the computer, logic board, Ultra ATA and Ultra2 LVD SCSI hard drives with the version 1 and 2 carriers, carrier support plate, video card and DVD decoder module, SCSI card, FireWire board, modem, processor module and jumper (pp. 124-133), SDRAM, optical and Zip drives, fan, power supply (pp. 149-153), handles and panels, speaker, front panel board, I/O panel.
  • Troubleshooting (pp. 195-262): block diagram and logic board architecture, power-on self test beeps (p. 199), Cuda and logic board resets, the logic board battery (p. 202), the seven logic board LEDs (pp. 203-207), J25, PCI slots, SDRAM do's and don'ts, power supply verification on the 20-pin connector (pp. 217-221), HFS Plus drives, VGA adapters, and symptom charts for system, error beeps, video and sound, hard drive, optical drives, Zip drive, input devices, network, modem and miscellaneous faults.
  • Upgrades (pp. 263-290): memory, drives, PCI cards, modem.
  • Exploded View (pp. 291-294) with service part numbers and a screw matrix: logic board Rev. 1 661-2104 and Rev. 2 661-2194; power supply 661-2107; processor modules 661-2105, 661-2106, 661-2103 and 661-2204 (300, 350, 400 and 450 MHz) with jumper kits 076-0759, 076-0760, 076-0758 and 076-0788.

What this manual does not contain

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No schematics or component values. The Specifications chapter refers to Apple's Spec Database instead of listing the computer's own specifications; they are on Apple's specification page and in the developer note.

Pages that cite this document

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Download: Power Macintosh G3 and Macintosh Server G3 (Blue and White) Service Source.pdf