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Unisys PW2 4336dx


Type MPI 43362 240
Serial 430099747
Manufacturer Unisys Corp., USA
FCC ID HXZMPI4666F
Date April 1993 (MFG date on serial sticker 4/93)

Physical description

Type Desktop
Dimensions (HxWxD) 167 x 440 x 415 mm
Drive bays 2 x 3.5" (1 x half-height internal, 1 x slim), 3 x 5.25" half-height
Power supply 200 W, 100-120/200-240 V, 7.0/3.5 A manual voltage switch (9311M)

Main board

Manufacturer Unisys (sticker 03/’93)
BIOS Award Modular BIOS v4.20 18/8/90 (Unisys Corporation Version 1.141U), 49 Kb
Chipset VIA VT82C481, VT82C495
Processor Intel 80486DX-33MHz (32-bit, integrated coprocessor), PGA
External cache 256 Kb (chips 9432) ADDITION
Memory 4 sockets for 70ns 72-pin SIMMs (*)
Max on system board 64 Mb (4 x 16 Mb)
Bus VESA (VL) 32-bit, ISA 16-bit
Expansion slots 2 x 32-bit VESA, 4 x 16-bit ISA, all available
Interface Integrated SCSI (Adaptec ASW-B626 - chip Adaptec AIC-6260AL, cables TIME 9316), FDD (2 units)
Video Integrated S3 86C805 SVGA adapter (VL-bus) w. 1 Mb memory
Ports PS/2 keyboard, PS/2 mouse, 2 serial (UART 16450), parallel, VGA, SCSI

Cards

Installed RAM 4 x 4 Mb 70ns SIMMs (9314, 9417 on chips, two 9322 on card)
Ethernet SMC 8013EWC (1493) ADDITION

Storage

Diskette drive 1.44 Mb, 3.5" slim (Sony MFD-17W - 93-01)
Hard disk Quantum ProDrive LPS-240S (240 Mb) SCSI, 3.5" slim
2nd Hard disk Quantum ProDrive LPS-240S (240 Mb) SCSI, 3.5" slim ADDITION

Trivia

Acquisition Sept. 99, bought together w. some other appliances incl. two 7033 monitors, two 4253 system units and a second 4336 (later demolished to get spare parts), everything was paid a few $
Condition Good, working
Installed O.S. IBM OS/2 Warp 3.0 (Italian)
Modifications Added second hard drive and 256 Kb cache
Current status All hw working
Current O.S. MS-DOS 6.0 (US English), MS Windows 3.1 (Italian)
Spare parts Enough to build a second machine, most parts had been tested and are OK

Notes

(*) Apparently, only accepts 1, 4 or 16 Mb SIMMs.


Peripherals: MONITORS


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This page was first published on the web on Nov. 11, 2001
Last revised May 24, 2004
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