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Macintosh Performa 5400

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Revision as of 08:50, 25 September 2026 by Josh (talk | contribs) (P4 verification: cite Apple's own Service Source volume for this machine (hosted here) for the electrical specification and battery threshold, and link the documentation page)
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Macintosh Performa 5400
Macintosh Performa 5400
Specifications
ManufacturerApple Computer, Inc.
TypeAll-in-one Personal Computer
ReleasedApril 22, 1996
DiscontinuedFebruary 1, 1997
CPUPowerPC 603e @ 120 MHz
Memory16 MB RAM (expandable to 136 MB)
Storage1.6 GB IDE hard drive
Display15" shadow mask CRT (640ร—480 16-bit, 832ร—624 8-bit)
Sound16-bit stereo output, 16-bit mono input, SRS surround
Dimensions17.5" H ร— 15.1" W ร— 16.0" D (44.5 ร— 38.4 ร— 40.6 cm)
Weight47 lbs (21.3 kg)
OS / FirmwareSystem 7.5.3 โ€“ Mac OS 9.1
PredecessorPerforma 5300
SuccessorPerforma 5500
CodenameAlchemy
Model no.M3046

The Macintosh Performa 5400 is an all-in-one personal computer manufactured by Apple Computer, Inc. It is functionally identical to the Performa 5400CD, with the same 120 MHz PowerPC 603e processor and Alchemy logic board. Both model names refer to the same hardware configuration.

The Performa 5400 series was based on the Alchemy architecture and was the consumer version of the Power Macintosh 5400 educational line. It introduced 168-pin DIMM memory sockets and a PCI expansion slot to the LC line.[1]

Architecture and Processor

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The Performa 5400 uses a PowerPC 603e processor running at 120 MHz on a 40 MHz system bus. The 603e is a 32-bit processor with a 64-bit data path and integrated floating-point unit.

Cache Configuration

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  • L1 Cache: 32 KB (16 KB instruction, 16 KB data)
  • L2 Cache: 256 KB (optional)

Memory and Storage

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RAM Configuration

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Specification Details
RAM Type 168-pin DIMM
Minimum Speed 70 ns
Motherboard RAM 8 MB soldered
Standard RAM 16 MB
Maximum RAM 136 MB
RAM Slots 2

Storage Systems

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  • Hard Drive: 1.6 GB IDE internal drive
  • Floppy Drive: 1.44 MB 3.5" manual-eject
  • CD-ROM: 4X

Display and Graphics

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The built-in 15" shadow mask CRT supports:

  • 640ร—480 at 16-bit color
  • 800ร—600 at 16-bit color
  • 832ร—624 at 8-bit color

Video memory consists of 1 MB dedicated from system RAM.

General Maintenance

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For detailed maintenance practices, refer to the dedicated Macintosh Performa 5400CD General Maintenance page.

Capacitor Replacement Guide

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Detailed capacitor replacement guidelines can be found on the Macintosh Performa 5400CD Capacitor Replacement Guide page.

Troubleshooting

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A comprehensive troubleshooting guide is available on the Macintosh Performa 5400CD Troubleshooting page.

Service documentation

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Apple's own service manual is hosted here as Power Macintosh/Performa 5000 Series Service Source. Despite the "5000 Series" title it covers only the 5400 and 5500 โ€” Apple's own Basics chapter is headed "Power Macintosh/Performa 5400 and 5500 Series". It gives the 5400/120 as a PowerPC 603e at 120 MHz and the international 5400/160 at 160 MHz, a 100โ€“240 VAC supply at 47โ€“63 Hz drawing 125 W, a 300 V RMS 100 ms surge rating, a 40 A peak inrush and 2.5 A maximum for all line and load conditions, and the PRAM cell threshold as replace below 3.0 V.[2]

Two things in that volume are unusual. Its Adjustments chapter includes a High Voltage adjustment โ€” Apple rarely asks a technician to set an EHT level rather than replace a module โ€” and Take Apart prints two different procedures for the power supply, the analogue board and the speakers, "Original Version" and "Rev. B". Identify the revision before ordering a part.[2]

See Also

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References

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  1. โ†‘ Macintosh Performa 5400CD Specs, EveryMac.comโ€”link(accessed 2026-02-10)
  2. โ†‘ 2.0 2.1 Apple Computer, Power Macintosh/Performa 5000 Series, Service Source, 309 pp, PDF distilled 1 May 1997. Hosted here as the wiki page linked above (File:powermac.perf_5400.5500.pdf). Specifications chapter, and Additional Procedures โ€” Battery Verification where a threshold is quoted.