Digital PC 425SL/e

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The DECpc 425SL/e Notebook uses Intel's i486SL processor, a full-functioning 25 MHz i486 made just for notebooks. It features the functionality of a desktop PC, with a removable hard disk, expandable memory, a docking connection, and two PCMCIA slots for miniature option cards. The SL's monochrome screen is even upgradable to active matrix colour.

o  Industry-standard i486SL
o  25 MHz clock speed
o  8 KB internal cache
o  Built-in coprocessor
o  4 MB RAM standard
o  Expandable to 32 MB
o  Choice of 4 or 16 MB modules
o  3.5-inch 1.44 MB floppy disk drive
o  120 or 200 MB hard disk (removable)
o  9.5-inch film-compensated supertwist
o  64 level gray scale (640 x 480)
o  Digital brightness/contrast controls
o  Upgradable to active matrix colour
o  Removable disk drive
o  2 RAM expansion sockets
o  2 Type II PCMCIA slots
o  Monochrome screen upgradable to active matrix colour
o  Enhanced Parallel Port (EPP)
o  RS232C serial port
o  External SVGA port -- 16 colours -- 800 x 600
o  Simultaneous display
o  External PS/2 keyboard/mouse port
o  Docking station port
o  83-key U.S. keyboard with virtual numeric keypad and   
   integrated tilt-stand
o  Keyboard cursor/mouse
o  Snap-on cable-less pointing device
o  MS-DOS, Microsoft Windows
o  BitFax fax software
o  BitCom modem software
o  PCMCIA drivers
o  Nickel Metal Hydride
o  6.5-hr operating time (approx.)
o  90-min charge (power off)
o  3-hr charge (power on)
o  Battery hot swap
o  Intelligent peripheral timeouts
o  "SmartSleep" suspend mode
o  Advanced Power Management (APM)
o  Power mode AC ADAPTER
o  115/230 V AC auto-sensing, 47/63 Hz
o  Dimensions (425SL):
   47 mm (1.8 inches) high
   292 mm (11.5 inches) wide
   216 mm (8.5 inches) deep
o  Weight (425SL): 2.7 kg (5.9 lb) with battery
o  Power, low battery, disk access, power mode, numlock, scroll lock, and caps lock indicators
o  3-level security system
Model No: PCP50
Serial No: OV41101201

Manufacturer: Digital
Date: 1996

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Digital PC 425SL/e Manuals:

Item Manufacturer Date
English Electric Computers System Manuals 4.50 and 4.70 English Electric 1966

Digital PC 425SL/e Articles:

Item Manufacturer Date
Lessons from LEO the Lyon LEO Jan 2002

Magazines RELATED to Digital PC 425SL/e in our Library

Item Manufacturer Date
The Computer Journal April 1961 The British Computer Society Limited Apr 1961
Personal Computer World - October 1990 Oct 1990
PC Shareware Magazine - Vol 2 No 2 - February 1992 Dec 1990
Personal Computer World - January 1991 Jan 1991
Personal Computer World - November 1993 1 Nov 1993
Personal Computer World - July 1996 1 Jul 1996

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MicroDigital Mico 1 Computer MicroDigital 1999

This exhibit has a reference ID of CH3891. Please quote this reference ID in any communication with the Centre for Computing History.


Digital PC 425SL/e

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