DIGITAL EQUIPMENT CORPORATION
PC 5500
|
Device Type |
Mainboard |
|
Processor |
Pentium II |
|
Processor Speed |
233/266/300/333/366/400MHz |
|
Chip Set |
Intel |
|
Video Chip Set |
ESS |
|
Maximum Onboard Memory |
256MB (EDO supported) |
|
Maximum Video Memory |
2MB |
|
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), VGA feature connector, VGA port, USB connectors (2) |
|
I/O Options (backplane) |
32-bit PCI slots (3), IDE interfaces (2), floppy drive interface, game/MIDI port, parallel port, 100Base-T connector, 10Base-2 connector, audio in - CD-ROM, fax/modem connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port |
CN1 |
PS/2 mouse port |
CN6 |
|
Serial port |
CN2 |
Parallel port |
CN7 |
|
USB connector 1 |
CN3 |
VGA feature connector |
CN8 |
|
USB connector 2 |
CN4 |
Video upgrade connectors |
CN9 |
|
VGA port |
CN5 | ||
|
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 | |
|
SIMM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
32MB |
(2) 4M x 36 |
None |
None |
None |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
None |
None |
|
32MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
|
40MB |
(2) 4M x 36 |
(2) 1M 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 |
|
72MB |
(2) 8M x 36 |
(2) 1M 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 |
|
SIMM CONFIGURATION (CONT) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
None |
None |
|
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
None |
None |
|
152MB |
(2) 16M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
|
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
None |
None |
|
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) 32M x 36 |
None |
None |
None |
|
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 |
|
Note: Board accepts EDO memory. | ||||
|
CACHE CONFIGURATION |
|
Note: 512KB cache is located on the Pentium II CPU. |
|
VIDEO MEMORY CONFIGURATION |
|
Note: 1MB video memory is factory installed and is not configurable. To increase to 2MB, install upgrade module at CN9. |
|
CPU SPEED SELECTION | |||||||
|
CPU speed |
Clock speed |
Multiplier |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/8 |
|
233MHz |
66MHz |
3.5x |
On |
Off |
Off |
On |
On |
|
266MHz |
66MHz |
4x |
On |
On |
On |
Off |
On |
|
300MHz |
66MHz |
4.5x |
On |
Off |
On |
Off |
On |
|
333MHz |
66MHz |
5x |
On |
On |
Off |
Off |
On |
|
366MHz |
66MHz |
5.5x |
On |
Off |
Off |
Off |
On |
|
400MHz |
66MHz |
6x |
On |
On |
On |
On |
Off |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Logic board connectors |
CN1 |
Chassis fan power |
CN8 |
|
Power connector |
CN2 |
5v power connector |
CN9 |
|
IDE interface 1 |
CN3 |
Game/MIDI port |
CN10 |
|
IDE interface 2 |
CN4 |
Audio in CD-ROM |
CN11 |
|
Floppy drive interface |
CN5 |
Audio connector |
CN12 |
|
100Base-T connector |
CN6 |
32-bit PCI slots |
PC1 PC3 |
|
10Base-T/10Base-2 connector |
CN7 | ||