433 SX  (259-5147)           Specifications             Faxback Doc. # 2101

Processor.................................................... 486 SX, 33 MHz
Math Coprocessor Supported................................... 487 SX, 33 MHz
Overdrive Processor Supported........................................... Yes
FCC Class...................................................... B, UL Listed
Wait States............................................................... 0

Built-In:
   VGA compatible video...................... supports all standard VGA, EGA
                                                 CGA, and MDA graphics modes
   Floppy disk controller....................... can support 2 floppy drives
                                                (1) 1.44 MB Floppy installed
   SmartDrive connector........................... can support 2 hard drives

Device Expansion......................... 1 open 3 1/2 inch half height bay
                                          2 open 5 1/4 inch half height bays

Number of Expansion Slots..................................... 2 half length
                                                               3 full length
                                                  AT compatible 16-bit slots
Memory:
   Base Memory............................................. 2 MB (40 MB max)
   Video Memory........................................... 512 KB (1 MB max)
   Cache Memory.................................. 8 KB, Upgradable to 256 KB

Keyboard................................................... 101 Key Enhanced

Standard Ports:
   VGA Monitor................................................. DB-15 female
   Serial (2)..................................................... DB-9 male
   Bidirectional Parallel...................................... DB-25 female
   Keyboard and Mouse.................................... (2) 6-pin Mini DIN

Bundled Software..................................... MS-DOS 5.0 (2HD) disks
                                        Utilities and VGA Drivers (1HD) disk
                                            Microsoft Windows 3.1 (6HD) disk
                                 Microsoft Works for Windows 2.0a (4HD) disk


    If purchased after April 1, 1993                    MS-DOS 6.0 (DM* 3HD)
                                        Utilities and VGA Drivers (1HD) disk
                                             Microsoft Windows 3.1 (DM* 6HD)
                                  Microsoft Works for Windows 2.0a (DM* 4HD)

* DM = Disk Mastering - the software is on the hard drive and the user is
                        prompted to make Master Program Disks. 

Power Requirements............................... 110 to 125 VAC, 60 Hz (US)
                              (switch selectable) 220 to 240 VAC 
Power Supply Wattage.............................................. 145 Watts
Heat Output.................................................... 256 BTU/hour
                                                          546 BTU/hour (max)
Weight............................................................. 14.5 lbs
Dimensions................................. 17.2 X 16.2 X 4.3 inches (LxWxH)

Environment:
  Temperature
     Operating................................................. 50øF to 95øF
     Storage................................................. -40øF to 158øF
  Humidity
     Operating.................................. 20% to 80% (non-condensing)
     Storage.................................... 10% to 95% (non-condensing)

Floppy Drive:

1.44 MB Diskette Drive (Sony Model MP-F17W-09)

   Unformatted Capacity............................................... 2.0MB
   Formatted Capacity................................................ 1.44MB
   Number of Tracks............................................. 80 per side
   Number of Heads........................................................ 2
   Average Access Time................................................ 95 ms
   Track-to-Track Access Time.......................................... 3 ms
   Motor Starting Time................................. 500 ms (700 ms max.)
   Rotation Speed................................................... 300 rpm
   Media.................................................... 3 1/2" HD or SD

NOTE: The 1.44MB diskette can read, write, and format standard-density
(720KB) diskettes as well as high-density (1.44MB) diskettes.

(smm 08/25/93)