DIGITAL EQUIPMENT CORPORATION
PERSONAL WORKSTATION 180I
PERSONAL WORKSTATION 200I
Device Type | Mainboard |
Processor | Pentium Pro |
Processor Speed | 120/133/150/166/180/200/210/233/240/266MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 512MB (EDO supported) |
Maximum Video Memory | None |
Cache | 512KB (located on Pentium II CPU) |
BIOS | Unidentified |
Dimensions | 254mm x 218mm |
I/O Options (CPU) | Parallel port, PS/2 mouse port, serial ports (2), USB connectors (2), VRM connectors (2) |
I/O Options (backplane) | IDE interfaces (2), floppy drive interface, 100Base-T connector, game/MIDI port, audio in CD-ROM, fax/modem connector, 32-bit PCI slots (4) |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Serial port | CN1 | PS/2 mouse port | CN5 |
Serial port | CN2 | Parallel port | CN6 |
USB connector 1 | CN3 | VRM connector | CN7 |
USB connector 2 | CN4 | VRM connector | CN8 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Boot block update disabled | J27 | Pins 1 & 2 closed |
Boot block update enabled | J27 | Pins 2 & 3 closed | |
» | Password disabled | SW1/5 | Off |
Password enabled | SW1/5 | On | |
» | BIOS normal operation | SW1/6 | Off |
BIOS recovery mode | SW1/6 | On | |
» | CMOS memory normal operation | SW1/7 | Off |
CMOS memory clear | SW1/7 | On | |
» | Factory configured do not alter | SW1/8 | Off |
SIMM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
16MB | (2) 2M x 36 | None | None | None |
32MB | (2) 4M x 36 | None | None | None |
32MB | (2) 2M x 36 | (2) 2M x 36 | None | None |
48MB | (2) 4M x 36 | (2) 2M x 36 | None | None |
48MB | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 | None |
64MB | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 |
64MB | (2) 8M x 36 | None | None | None |
64MB | (2) 4M x 36 | (2) 4M x 36 | None | None |
80MB | (2) 8M x 36 | (2) 2M x 36 | None | None |
96MB | (2) 8M x 36 | (2) 4M x 36 | None | None |
96MB | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 | None |
128MB | (2) 16M x 36 | None | None | None |
128MB | (2) 8M x 36 | (2) 8M x 36 | None | None |
128MB | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 |
144MB | (2) 16M x 36 | (2) 2M x 36 | None | None |
160MB | (2) 16M x 36 | (2) 4M x 36 | None | None |
SIMM CONFIGURATION (CONT) | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
176MB | (2) 16M x 36 | (2) 2M x 36 | (2) 2M x 36 | (2) 2M x 36 |
192MB | (2) 16M x 36 | (2) 8M x 36 | None | None |
192MB | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 | None |
224MB | (2) 16M x 36 | (2) 4M x 36 | (2) 4M x 36 | (2) 4M x 36 |
256MB | (2) 16M x 36 | (2) 16M x 36 | None | None |
256MB | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 |
288MB | (2) 16M x 36 | (2) 16M x 36 | (2) 2M x 36 | (2) 2M x 36 |
320MB | (2) 16M x 36 | (2) 16M x 36 | (2) 4M x 36 | (2) 4M x 36 |
320MB | (2) 16M x 36 | (2) 8M x 36 | (2) 8M x 36 | (2) 8M x 36 |
384MB | (2) 16M x 36 | (2) 16M x 36 | (2) 16M x 36 | None |
512MB | (2) 16M x 36 | (2) 16M x 36 | (2) 16M x 36 | (2) 16M x 36 |
Note: Board accepts EDO memory. Maximum EDO is 256MB. Maximum fast page is 512MB. | ||||
CACHE CONFIGURATION |
Note: 512KB cache is located on the Pentium Pro CPU. |
CPU SPEED SELECTION | ||||||
CPU speed | Clock speed | Multiplier | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
120MHz | 60MHz | 2x | Off | On | On | On |
133MHz | 66MHz | 2x | On | On | On | On |
150MHz | 60MHz | 2.5x | Off | Off | On | On |
166MHz | 66MHz | 2.5x | On | Off | On | On |
180MHz | 60MHz | 3x | Off | On | Off | On |
200MHz | 66MHz | 3x | On | On | Off | On |
210MHz | 60MHz | 3.5x | Off | Off | Off | On |
233MHz | 66MHz | 3.5x | On | Off | Off | On |
240MHz | 60MHz | 4x | Off | On | On | Off |
266MHz | 66MHz | 4x | On | On | On | Off |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Main logic board connectors | CN1 | Control panel connector | CN11 |
IDE interface 1 | CN2 | Audio in CD-ROM | CN12 |
IDE interface 2 | CN3 | Fax/modem connector | CN13 |
Floppy drive interface | CN4 | Audio connector | CN14 |
100Base-T connector | CN5 | Power connector | P1 |
IDE interface LED | CN6 | 5v power | P2 |
10Base-T connector | CN7 | 3.3v power | P3 |
Chassis fan power | CN8 | 32-bit PCI slots | PC1 PC2 |
Chassis fan power | CN9 | 32-bit PCI slots (full size) | SL1 & SL2 |
Game/MIDI port | CN10 | ||