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Laptop · 1994ObsoleteRare · 65
PowerBook 150
M2740 · PowerBook era
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Identifiers
| Order number | M2740 |
Reference
| Original price | $1,450 |
| Announced | 1994-07-18 |
| Discontinued | 1995-10-14 |
| Max supported OS | Mac OS 7.6.1 |
| Design era | PowerBook era |
Configurations
| Colors | Dark gray |
| CPU | Motorola 68030 @ 33 MHz |
| Memory | 4 MB, 8 MB, 36 MB (max) |
| Storage | 120 MB IDE HDD, 250 MB IDE HDD |
| Graphics | Built-in greyscale video |
| Display | 9.5″ passive-matrix greyscale (640×480) |
| Operating system | System 7.1, System 7.1.1, System 7.1.2, System 7.5, System 7.5.1, System 7.5.2, System 7.5.3, System 7.5.5, Mac OS 7.6, Mac OS 7.6.1 |
| Removable media | 1.4 MB floppy (FDHD) |
Physical
| Ports & connectivity | HDI-30 SCSI · 1× RS-422 serial (Mini-DIN-8) · 3.5mm audio out · ADB · Internal modem slot |
| Dimensions (W×H×D) | 286 × 57 × 235 mm |
| Weight | 2.7 kg |
Known quirks
- Last of the original 100-series PowerBook chassis
- Uses IDE instead of SCSI internally — cost-cut oddity in the PB line
- No ADB port on the back — only an internal one under keyboard
- Passive-matrix screen has severe ghosting — hard to watch scrolling text