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Image Credit: Wikipedia,
Danamania
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Introduced: May 30, 1995
Terminated: April 1, 1996 |
Logic Board
Processor:
68LC040
Processor Speed:
33 MHz
- The clock input runs at 66 MHz;
however, the processor itself is clocked at 33 MHz,
so technically it is only a 33 MHz processor.
PMMU:
Integrated
FPU:
none
Bus Speed:
33 MHz
Data Path:
32-bit
ROM Size:
2 MB
Level 1 Cache:
8K
Level 2 Cache:
none
Expansion Slots:
Modem
Battery:
PB500, NiMH
Memory
RAM Type:
PB5xx
RAM Slots:
1
Min - Max RAM:
12 MB - 36 MB
Minimum RAM Speed:
70 ns
Install in groups of:
1
RAM Sizes:
4, 8, 12, 20, 32 MB
Onboard RAM:
4 MB
Ports
ADB:
1
USB:
none
FireWire:
none
Video:
mini-15
Floppy:
none
SCSI:
HDI-30
Geoports:
none
Ethernet:
AAUI-15
AirPort Ready:
No
Mic Type:
Line in
Other ports:
Printer, speaker

Image Credit: Apple,
Inc.

Image Credit: Apple,
Inc.
Video
Display:
- 10.4" Color active-matrix
(8-bit, 256 colors) LCD
Resolution (built-in LCD):
- 640 x 400, 16-bit
- 640 x 480, 8-bit
Resolution External Only (512K VRAM):
- 512 x 384, 8-bit
- 640 x 480, 8-bit
- 800 x 600, 8-bit
- 832 x 624, 8-bit
Storage
Standard CD-ROM:
none
Internal Hard Drive:
SCSI (750 MB)
Floppy Disk Drive:
1.44 MB manual
Operating System
Addressing Modes:
32-bit
Original OS:
J-7.5
Original Enabler:
PowerBook 550c Enabler
AppleTalk Version:
58.1.3
Compatible MacOS:
7.5
7.5.1
7.5.3
7.5.5
7.6
7.6.1
8.0
Miscellaneous
Form Factor:
PowerBook 520
Dimensions (Inches):
2.3 H x 11.5 W x 9.7 D
Average Weight (lbs):
6.8
Gestalt ID:
72
Comments
This system was not sold in the U.S.
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