Macintosh PowerBook 2400c/240 (16 MB, 2 GB, JIS) (1998)
The Macintosh PowerBook 2400c/240 combines a 240 MHz PowerPC 603e, 16 MB installed RAM and an internal 2 GB disk. This entry separates the Japanese version with a JIS keyboard. L2 cache is 256 KB. The documented memory maximum is 80 MB, not the installed 16 MB.

Resized, no crop or retouching.
Original labelled schematic, not a photograph or scale drawing.
Specs
| CPU | PowerPC 603e · 240 MHz |
| Installed RAM | 16 MB |
| Documented maximum RAM | 80 MB |
| L2 | 256 KB |
| Internal disk | 2 GB |
| Display | 10.4 in · TFT |
| Display mode | 800 × 600 · thousands of colors |
| VRAM | 1 MB |
| Keyboard | JIS · 16.5 mm |
| Included floppy | Apple SuperDrive · 1.44 MB · external |
| Included CD-ROM | not included |
| Battery | Li-ion |
History and documentation
The Macintosh PowerBook 2400c/240 combines a 240 MHz PowerPC 603e, 16 MB installed RAM and an internal 2 GB disk. This entry separates the Japanese version with a JIS keyboard. L2 cache is 256 KB. The documented memory maximum is 80 MB, not the installed 16 MB.
Design and specifications
The backlit 10.4-inch TFT screen displays thousands of colors at 800 × 600 pixels and has 1 MB VRAM. There is no bay for an internal CD-ROM or floppy drive. An external 1.44 MB Apple SuperDrive floppy is included; an included software CD does not mean an optical drive is present.
Use and context
The compact keyboard has 16.5 mm key pitch and twelve function keys. The Japanese keyboard carries hiragana and Roman characters. The built-in trackpad supports tapping and dragging. Two PC Card slots take two Type I/II cards or one Type III. Ethernet and modems require accessories, not assumed built in.
Notes and image
It provides ADB, RS-422 serial with LocalTalk, HDI-30 external SCSI, VGA output, infrared and a connector for the external floppy. A microphone and one speaker are built in, with sound input and output. The main battery is lithium-ion. It is not a Duo with its docking base. The original labelled schematic is not a photograph or scale drawing.
Sources
- Apple · PowerBook 2400c · Developer Note
- Apple · PowerBook 2400c · Service Source
- PC Watch · Contemporary 2400c/240 announcement report
- dimensionapple.com · Original schematic illustration
- macintosh-powerbook-2400c-180-jis-1997
- macintosh-powerbook-2400c-180-jis-1997 ⇄ Macintosh PowerBook 2400c/240 (16 MB, 2 GB, JIS)