Olivetti PCS 42 P S2/50

Type XSS41 S50 (*)
Serial Unkn. (*)
Manufacturer Olivetti (made in Italy)
Date December 1994

Physical description

Type Desktop (print inside top cover 151294)
Dimensions (HxWxD) 110 x 370 x 420 mm
Drive bays 3 x 3.5" slim (2 internal), 1 x 5.25" half-height
Power supply 110 W, 100-125/200-250 V, manual voltage switch (4794)

Main board

BIOS AMI ver. 1.11, Dec. 15, 1993
Chipset UMC
Processor Intel 486SX2-50 MHz, PGA (socket 3)
Coprocessor N/a (CPU can be replaced with a 486DX/DX2)
External cache Socket for cache module (up to 256 Kb)
Memory 2 sockets for 70ns, 72-pin SIMMs
Max on system board 64 Mb (2 x 32 Mb)
Bus VESA 32-bit, ISA 16-bit
Expansion slots 2 x VESA/ISA, 2 x ISA (3 on riser card, 1 on planar)
Interfaces Fast-IDE (mode 3, 2 units), FDD (2 units)
Video Cirrus Logic CL-GD5424 (chip 9440) w. 512 Kb of video mem. (exp. to 1 Mb)
Ports PS/2 keyboard, PS/2 mouse, 2 serial (UART 16550A), parallel, VGA


Cache 256 Kb 20ns module (9449550)
Installed RAM 1 x 4 Mb 70ns (chip 9448), 1 x 8 Mb 70ns (und.)
Ethernet 3Com EtherLink III (card 9537, chip 9539) ADDITION


Diskette drive 1.44 Mb, 3.5" slim (Ye Data 702D, 94-50)
Hard disk Conner CFS210A (210 Mb), IDE/ATA, 3.5" slim (9450)


Acquisition Summer '01, paid a few $ together w. some other pieces, was in a deposit of dismissed appliances
Condition Very good, working (except it had no RAM)
Installed O.S. None
Repairs/modifications Added ethernet card and memory SIMMs
Current status All hw working
Current O.S. MS-DOS 6.22 (Italian)
Spare parts Power supply, drives, accessories


(*) Label on back of case had been removed.


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This page was first published on the web on Nov. 11, 2001
Last revised May 25, 2004