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IBM Personal System/2 Model 80 386 (8580-311)


Type 8580-311
Serial 55-AA510
Manufacturer IBM U.K. Ltd.
FCC ID AN09SA8580-111
Date Sept. 1989

Physical description

Type Floor-standing (print on disk tray 11 SEP 1989)
Dimensions (HxWxD) 597 x 166 (318 incl. feet) x 483 mm
Weight 23.6 Kg (8580-041)
Drive bays 2 x 3.5" half-height, 2 x 5.25" full height (1 internal)
Power supply 225 W 110-220VAC auto sense, auto-restart (DAT.: 35/89)

Main board

BIOS IBM, Oct. 7, 1987 (sticker on chips 8921) (planar id FDFF)
Processor Intel 80386-20 MHz (32-bit), PGA
Coprocessor Intel 80387-20 MHz, PGA ADDITION
Memory 2 sockets for 85ns DRAM cards, parity checked (PS/2 8580 proprietary type)
Max on system board 4 Mb (2 x 2 Mb)
Max. using adapter cards 16 Mb
Bus Micro Channel (MCA) 16/32-bit
Expansion slots 3 x 32-bit and 5 x 16-bit (1 w. video ext., 7 available)
Interface FDD (3.5", 720 Kb or 1.44 Mb)
Video Integrated 16-bit VGA display adapter (256 Kb, max. 320x200, 256 colours or 640x480, 16 colours)
Ports PS/2 keyboard, PS/2 mouse, serial (UART 16550A), parallel, VGA

Cards

Installed RAM 2 x 2 Mb 85ns 15F6487 cards on planar (see below for memory card)
Controller IBM 16-bit ESDI hard disk attachment (id DDFF, 1589)
Memory IBM 32-bit 1-8 Mb 80386 memory expansion adapter (id FCFF, 9029) w. 4 x 2 Mb 85ns RAM SIMMs (65X6249, three 28-89, one 91-06) ADDITION
Video IBM 8514 adapter/A (id EF7F, print 8928) ADDITION

Storage

Diskette drive 1.44 Mb, 3.5" half-height (Sony MP-F77W, 1989 49) REPLACEMENT
2nd Diskette drive 1.44 Mb, 3.5" half-height (Sony MP-F77W, 1991 25) ADDITION
Hard disk Type 0671 (314 Mb) ESDI, 5.25" full size
2nd Hard disk Type 0671 (314 Mb) ESDI, 5.25" full size ADDITION

Trivia

Acquisition Mid-98, gift
Condition Good, setup needed (cards removed)
Installed sw None
Repairs/modifications Removed token-ring adapter and 3270 emulation card, added 2nd hard drive and 2nd floppy drive
Current status All hw working, external of power supply is slightly rusty
Spare parts Almost everything, incl. drives, planar, etc.

Peripherals: KEYBOARDS, MONITORS, MICES, PRINTERS


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This page was first published on the web on Nov. 11, 2001
Last revised Oct. 22, 2004
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