Unisys PW2

More photographs of this machine here.
| Type | PWA83301BAS |
| Serial | P709733796 / P38473379 |
| Manufacturer | Unisys Corp., USA |
| FCC ID | EJM386PWA833 |
| Date | December 1989 |
Physical description
| Type | Desktop, adapter available for floor-standing installation |
| Dimensions (HxWxD) | 168 x 542 x 475 mm (desktop), 553 x 260 x 475 (w. floor-standing adapter, feet incl.) |
| Drive bays | 3 x 5.25" half-height, 1 x 5.25" full-height (may be converted to obtain 2 x 5.25" half-height bays) |
| Power supply | 302 W, 115/230 V, manual voltage switch (DATE: NOV. 1989) |
Main board
| Manufacturer/Model | Intel corp., System 302 |
| BIOS | Phoenix 80386 ROM BIOS Plus v1.10 (15/8/89) |
| Chipset | VIA VT82C481, VT82C495 |
| Processor | Intel 80386DX-33MHz (32-bit), PGA |
| Coprocessor | Intel 80387DX 16-33MHz (32-bit), PGA (9138) ADDITION |
| External cache | 64 Kb |
| Memory | 8 sockets for 100ns 30-pin SIMMs (to be installed in groups of four) |
| Max on system board | 8 Mb (8 x 1 Mb) |
| Bus | Proprietary 32-bit, ISA 16-bit |
| Expansion slots | 2 x 16/32-bit (*), 5 x 16-bit ISA, 1 x 8-bit ISA |
| Ports | DIN keyboard, 2 serial (UART 16450), parallel |
Cards
| Installed RAM | 8 x 1 Mb 100ns SIMMs (four 8934, four 8947) |
| Controller | Adaptec AHA1542A SCSI adapter (4889 on card) |
| Video | Unisys VGA-165 VGA adapter (8928) |
Storage
| Diskette drive | 1.44 Mb, 3.5" slim (Ye Data YD-701 - 8919) |
| Hard disk | Fujitsu M2613SA (132 Mb) SCSI, 3.5" (DATE: 1989-2) |
| 2nd Hard disk | Quantum ProDrive LPS-240S (240 Mb) SCSI, 3.5" slim ADDITION |
Trivia
| Acquisition | May '03, together w. some other systems and several keyboards, paid ca. 10$ |
| Condition | Good, working, no missing parts |
| Installed O.S. | MS-DOS 6.20, MS Windows 3.1 (Italian) |
| Previous Owner | Telecom Italia |
| Modifications | Removed 3270 card, added Ethernet adapter |
| Current status | All hw working (but performance is rather lousy) |
| Current O.S. | (none) |
| Spare parts | Almost nothing |
Notes
(*) Two 32-bit slots were intended for external memory cards, but can be used as ordinary 16-bit ISA slots.
Peripherals: MONITORS