Apple · PowerBook

Macintosh PowerBook 520c

Released May 1994

The PowerBook 520c combines a passive-matrix colour display with a trackpad, Ethernet and a 68LC040 processor.

Specifications

Screen size: 9.5″
Resolution: 640 × 480
Touchscreen: No
Display type: 9.5-inch backlit dual-scan passive-matrix colour LCD with 256 colours

Processor: Motorola 68LC040 50 MHz (PowerBook 520)
CPU cores: 1
Memory: 12 MB
Storage: 240 MB to 320 MB
CPU: Motorola 68LC040 with 50 MHz internal processor speed and 25 MHz bus interface; no floating-point unit
Memory type: 4 MB on the logic board, expandable to 36 MB; Apple's Japanese bundled configurations contain 12 MB
Storage type: Internal SCSI hard drive and 1.4 MB Apple SuperDrive floppy drive; Japanese configurations pair 12 MB RAM with 240 or 320 MB storage. English support also lists a 160 MB drive

Battery life (maker's claim): Up to 3 hours
Weight: 2.9 kg
Thickness: 57 mm
Width × depth: 292 × 245 mm
Battery life detail: Nickel-metal hydride intelligent battery; Japanese specification claims three hours per battery, with one supplied and room for two. April 1995 Apple Facts instead gives 2–4 hours on one battery and 4–7 hours on two; 2.9 kg includes one battery

Operating system: macOS
Port detail: ADB, RS-422 serial/LocalTalk, AAUI Ethernet, HDI-30 SCSI, stereo audio input/output, external video and power input; optional internal modem and PCMCIA module supporting two Type II or one Type III card
External displays: Mirroring and extended desktop through an optional video adapter cable
Trackpad: Built-in solid-state trackpad
Speakers: Two stereo speakers and a built-in microphone
In the box: Japanese 12 MB/240 MB bundle includes one intelligent battery, power adapter, KanjiTalk 7.5 media and PowerBook Mobility Bundle; the 12 MB/320 MB bundle adds Express Modem II

Processor	Memory	Storage
Motorola 68LC040 50 MHz (PowerBook 520)	12 MB	240 MB
Motorola 68LC040 50 MHz (PowerBook 520)	12 MB	320 MB

Model	Size	Display	Processor	Memory	Weight	Battery	Released
AppleMacintosh PowerBook 520	9.5″	–	Motorola 68LC040 50 MHz (PowerBook 520)	12 MB	2.9 kg	3.5 h	May 1994
AppleMacintosh PowerBook 5300/100	9.5″	–	PowerPC 603e 100 MHz (PowerBook 5300c)	16 MB	2.8 kg	4.5 h	Aug 1995
AppleMacintosh PowerBook 190	9.5″	–	Motorola 68LC040 66 MHz (PowerBook 190)	8 MB	2.7 kg	5 h	Aug 1995