IBM Personal Computer/XT
See back of machine here.
Machine type | 5160 |
Serial | AB550038108 |
Manufactured by | IBM Corp. (made in England) |
Date | June 1984 (sticker inside 11 JUN 1984, M/B dated 8427) |
Physical description
Type | Desktop |
Dimensions (HxWxD) | 140 x 495 x 408 mm |
Drive bays | 2 x 5.25" full height |
Power supply | 130 W, 220 VAC |
Main board
BIOS | IBM, Oct. 27, 1982 |
Processor | Intel P8088 (16-bit) DIP |
Coprocessor | Socket for optional 8087 |
Memory | 256 Kb (120ns DRAM DIPs) plus memory card (see below) |
Min on system board | 64 Kb (marketed models had at least 128 Kb) |
Max on system board | 256 Kb (four banks, each 64 K x 9) |
Max. using adapter cards | 640 Kb |
Bus | ISA 8-bit |
Expansion slots | 7 (4 or 5 available) |
Ports | Keyboard |
Cards
FDD Controller | ISA 8-bit, IBM p/n 1503968, supports two 360 Kb units (dated 8410) |
FDD Controller | ISA 8-bit, IBM p/n 1816101, supports two type ST-506 units (dated 8329) |
Video | ISA 8-bit CGA adapter (dated 8432) |
Parallel port | ISA 8-bit (unk. brand/model, chips 8434) ADDITION |
Memory | ISA 8-bit (unk. brand/model), installed RAM 384 Kb 150ns (one bank 256 K x 9, two 64 K x 9, all chips dated 8737) ADDITION |
Storage
Diskette drive | 360 Kb 5.25" full -height (Tandon TM-100, dated 6184) (*) |
Hard disk drive | 10 Mb 5.25" full -height (Seagate ST-412, dated 8326) (*) |
Trivia
Acquisition | Summer '01, paid a few dollars together w. a second PC/XT (*) and some other appliances |
Condition | Very good, working |
Installed O.S. | MS-DOS 3.30 (Italian) |
Repairs/modifications | See notes below (*) |
Current status | All hw working |
Spare parts | Power supply, planar, floppy drive |
Notes
(*) Both hard disk and floppy drive failed within a couple of weeks. They had been replaced with two identical pieces belonging to another PC/XT, also dated June 84, which had a heavily damaged case.
Peripherals: KEYBOARDS, MONITORS