Macintosh Performa 637CD
 | |
| Macintosh Performa 637CD | |
| Specifications | |
|---|---|
| Manufacturer | Apple Computer, Inc. |
| Type | Personal Computer |
| Released | July 18, 1994 |
| Discontinued | February 1996 |
| Intro price | US$1,899 |
| CPU | Motorola 68LC040 @ 33 MHz |
| Memory | 4 MB RAM (expandable to 36 MB) |
| Storage | 350 MB IDE hard drive, 2× CD-ROM, 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 600CD |
| Successor | Performa 6200CD |
| Codename | Crusader |
| Model no. | M3076 |
The Macintosh Performa 637CD is a personal computer manufactured by Apple Computer and released on July 18, 1994.[1] It is the Performa 636CD bundled with a display and a larger hard drive, sold to the higher-education market.
Differences from Performa 636CD
[edit | edit source]- Hard Drive: 350 MB (vs. 250 MB)
- Bundle: Included Apple display
Target Market
[edit | edit source]Like other 636-series models, the Performa 637CD was available only through higher-education sales channels.[2]
Architecture and Processor
[edit | edit source]The Performa 637CD uses a Motorola 68LC040 processor running at 33 MHz without an integrated FPU.
Memory and Storage
[edit | edit source]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.
Storage includes:
- 350 MB IDE hard drive
- 2× Apple CD 300i plus CD-ROM drive
- 1.44 MB SuperDrive floppy
Display and Graphics
[edit | edit source]1 MB of dedicated DRAM for video. Supported resolutions:
- 512×384, 640×480: 16-bit color
- 800×600, 832×624: 8-bit color
Bundle Contents
[edit | edit source]The Performa 637CD was sold with:
- Apple display
- Keyboard and mouse
- Higher-education software bundle
General Maintenance
[edit | edit source]For maintenance procedures, refer to the Macintosh LC 630 General Maintenance page.
Capacitor Replacement Guide
[edit | edit source]See the Macintosh LC 630 Capacitor Replacement Guide page.
Troubleshooting
[edit | edit source]See the Macintosh LC 630 Troubleshooting page.
Service Documentation
[edit | edit source]The official Apple Service Source documentation for this model: