Macintosh Performa 636
The Macintosh Performa 636 is a personal computer manufactured by Apple Computer and released on July 18, 1994.[1] It is a rebrand of the Macintosh LC 630 sold exclusively to the higher-education market.
 | |
| Macintosh Performa 636 | |
| Specifications | |
|---|---|
| Manufacturer | Apple Computer, Inc. |
| Type | Personal Computer |
| Released | July 18, 1994 |
| Discontinued | February 1996 |
| Intro price | US$1,349 |
| CPU | Motorola 68LC040 @ 33 MHz |
| Memory | 4 MB RAM (expandable to 36 MB) |
| Storage | 250 MB IDE hard drive, 1.44 MB floppy drive |
| Display | Supports up to 832×624 at 8-bit color |
| Sound | Stereo 16-bit sound input/output |
| Dimensions | 4.3" H × 12.6" W × 16.5" D |
| Weight | 19 lbs (8.6 kg) |
| OS / Firmware | System 7.1.2P – Mac OS 8.1 |
| Predecessor | Performa 600 |
| Successor | Performa 6200 |
| Codename | Crusader |
| Model no. | M3076 |
The Performa 636 was the lowest-priced model in the 630 series, lacking a CD-ROM drive and sold without a bundled display.
Target Market
Unlike other Performa models sold through consumer retail channels, the Performa 636 was available only through higher-education sales channels (colleges and universities).[2]
Architecture and Processor
The Performa 636 uses a Motorola 68LC040 processor running at 33 MHz. The system bus operates at 33 MHz.
Memory and Storage
The system ships with 4 MB of RAM soldered to the logic board. A single 72-pin SIMM socket allows expansion up to 36 MB total using 80 ns non-parity SIMMs.
Storage includes a 250 MB IDE hard drive and 1.44 MB SuperDrive floppy. No CD-ROM drive is included.
Display and Graphics
1 MB of dedicated DRAM for video. Supported resolutions:
- 512×384, 640×480: 16-bit color
- 800×600, 832×624: 8-bit color
Variants
- Performa 636CD – Added 2× CD-ROM drive
- Performa 637CD – 636CD with display bundle
General Maintenance
For maintenance procedures, refer to the Macintosh LC 630 General Maintenance page.
Capacitor Replacement Guide
See the Macintosh LC 630 Capacitor Replacement Guide page.
Troubleshooting
See the Macintosh LC 630 Troubleshooting page.