Macintosh PowerBook 540c (1994)
Macintosh PowerBook 540c (1994): Macintosh portable with a 68LC040 at 66 MHz and 4 MB to 36 MB of RAM.
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Specs
| Introduced | 1994-05-16 |
| Chip | 68LC040 · 66 MHz |
| RAM | 4–36 MB |
| Ports | 1 × ADB · SCSI HDI-30 · mini-15 · AAUI-15 |
| System | 7.1.1 → 8.1 |
| Weight | 3.3 kg |
| Dimensions | 58 × 292 × 246 mm |
Launch
Dates per Apple's Tech Info Library: introduced May 1994; discontinued August 1995. Apple Support gives May 16, 1994 as the introduction date.
Marketing
The sources consulted (Apple spec sheets) contain no verified launch campaign text, so this page does not attribute slogans or prices.
Flaws and fixes
Apple documents no model-specific defects in the sources consulted. Limits that do appear in its spec sheet: RAM of 4 MB to 36 MB in one PB5xx slot; 32-bit addressing; PB500, NiMH battery.
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Updated: October 26, 2026 · Sources: Apple Soporte · Apple Tech Info Library · Compare this product