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Macintosh Performa 6200

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Revision as of 23:05, 23 September 2026 by Josh (talk | contribs) (Verification drive: width and depth were swapped (Apple: 16.5 in wide, 12.6 in deep); the 1 MB frame buffer is dedicated DRAM on the logic board, not carved out of system RAM; added Apple's Repair Extension Program checks (U10 343S1191/343S1121, Cache/ROM DIMM 661-1278, U6/U27 version-B check, RGB cable) and the electrical spec; cited to the Performa 6200/6300 Service Source)
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Macintosh Performa 6200
Macintosh Performa 6200
Specifications
ManufacturerApple Computer, Inc.
TypePersonal Computer
ReleasedJuly 11, 1995
DiscontinuedApril 1, 1996
CPUPowerPC 603 @ 75 MHz
Memory8 MB RAM (expandable to 64 MB)
Storage1 GB IDE hard drive
Display640ร—480 @ 16-bit, 800ร—600 or 832ร—624 @ 8-bit
SoundStereo 16-bit, 22 kHz
Dimensions4.3" H ร— 16.5" W ร— 12.6" D (10.95 ร— 41.95 ร— 32 cm)
Weight17 lb (7.7 kg) without CD-ROM; 19 lb (8.6 kg) with
OS / FirmwareSystem 7.5.1 โ€“ Mac OS 9.1
PredecessorQuadra 630
SuccessorPerforma 6360
CodenameCrusader
Model no.M3076

The Macintosh Performa 6200 is a PowerPC-based desktop computer introduced by Apple Computer on July 11, 1995. It is the non-CD-ROM variant of the Performa 6200CD, sharing the same logic board and case design but without the CD-ROM drive.

Differences from Performa 6200CD

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The Performa 6200 differs from the Performa 6200CD only in the absence of the CD-ROM drive, offering a lower-cost entry point for consumers who did not require optical media.

Architecture and Processor

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The Performa 6200 uses a PowerPC 603 processor running at 75 MHz with integrated FPU.

Cache Configuration

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  • L1 Cache: 16 KB on the PowerPC 603 (8 KB instruction, 8 KB data)
  • L2 Cache: 256 KB[1]

Memory and Storage

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RAM Configuration

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Specification Details
RAM Type 72-pin SIMM
Minimum Speed 80 ns or faster[1]
Standard RAM 8 MB minimum, fitted in one SIMM slot; none is soldered to the board[1]
Maximum RAM 64 MB across two SIMM slots[1]
RAM Slots 2[1]
ROM 4 MB[1]

The 1 MB video frame buffer is separate DRAM on the logic board, not a slice of system RAM. Apple's specification reads "DRAM Frame Buffer: 1 MB DRAM on board, for video support".[1] Fitting more system memory does not change the available video memory, and the machine does not lose 1 MB of its 8 MB to video.

Storage Systems

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  • Hard Drive: 1.0 GB IDE internal drive
  • Floppy Drive: 1.44 MB 3.5" manual-inject

Display and Graphics

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  • Standard Resolution: 640ร—480 at 16-bit color
  • Extended Resolution: 800ร—600 or 832ร—624 at 8-bit color
  • Frame buffer: 1 MB of dedicated DRAM on the logic board[1]

Apple's Repair Extension Program

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Apple ran a genuine Repair Extension Program covering system freezes and sudden changes in video colour hue on the Performa 62xx family. The published checks are specific:[1]

What to check Where What is wrong Apple's remedy
Clock chip U10 Part number is not 343S1191 or 343S1121 (ignore trailing letters) Replace the logic board
Cache/ROM DIMM Vertical DIMM on the logic board Laid out as in Apple's figure and no sticker on the middle vertical IC Replace the DIMM, part 661-1278
Version B logic board U6, with U27 on the underside U6 carries no picture of Texas and is p/n 343S0138-a, and there is no wire at U27 Replace the logic board
Ethernet card fence Communications slot Fence does not hook onto the logic board fence Replace the fence โ€” otherwise the card rocks out of the slot and the network drops intermittently
Internal RGB cable Between logic board and video board Sudden or intermittent colour-hue changes Replace the internal RGB cable

A "Version B" board shows a B at the end of the serial number printed near the communications port. Apple's diagnostic application for the programme was 5XXX/6XXX Tester, shipped on the Service Source Companion CD; it tests for the freeze-related component issues but not for colour-hue faults.[1]

Apple also directs Type 11 errors away from this programme and towards a clean system install or a third-party software update.[1]

Power

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Specification Value
Line voltage 100โ€“240 VAC[1]
Frequency 47โ€“63 Hz[1]
Power 125 W. Surge voltage 300 V RMS for 100 ms; peak inrush 40 A; 2.5 A maximum and 220 W maximum for all line and load conditions[1]

Apple publishes no per-rail voltages, no rail tolerances and no power-supply adjustment procedure for this machine.

General Maintenance

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For detailed maintenance practices, refer to the dedicated Macintosh Performa 6200CD General Maintenance page.

Capacitor Replacement Guide

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Detailed capacitor replacement guidelines can be found on the Macintosh Performa 6200CD Capacitor Replacement Guide page.

Troubleshooting

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A comprehensive troubleshooting guide is available on the Macintosh Performa 6200CD Troubleshooting page.

See Also

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References

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  1. โ†‘ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 Apple Computer, Inc., Performa 6200/6300 Series Service Source, Specifications, Troubleshooting → Symptom Charts, Additional Procedures and REA Procedures → "Repair Overview for Freezing and Video Color Hue Issues". Hosted on this wiki as File:Performa 6200.6300.pdf.