VITALCOM INTERNATIONAL, INC.
486 EISA
|
Processor |
80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive |
|
Processor Speed |
16/20/25/33/50(internal)/50/66(internal)MHz |
|
Chip Set |
SIS |
|
Max. Onboard DRAM |
64MB |
|
Cache |
64/128/256/512/1024KB |
|
BIOS |
AMI/Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (3) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
JP15 |
Speaker |
JP19 |
|
Turbo LED |
JP16 |
Chassis fan power |
JP22 |
|
Turbo switch |
JP17 |
32-bit VESA Local bus slots |
S1, S2 & S3 |
|
Reset switch |
JP18 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Factory configured - do not alter |
JP20 |
Open |
|
» |
Factory configured - do not alter |
JP21 |
pins 2 & 3 closed |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(1) 256K x 36 |
NONE |
NONE |
NONE |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
NONE |
NONE |
|
4MB |
(1) 1M x 36 |
NONE |
NONE |
NONE |
|
6MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 1M x 36 |
NONE |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
10MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
|
18MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 4M x 36 |
NONE |
|
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
24MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
|
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
CACHE CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
TAG |
U16 (Dirty bit) |
|
64KB |
(1) 8K x 8 |
(1) 8K x 8 |
(2) 16K x 4 |
(1) 16K x 1 |
|
128KB |
(4) 32K x 8 |
NONE |
(2) 16K x 4 |
(1) 16K x 1 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(2) 16K x 4 |
(1) 16K x 1 |
|
512KB |
(4) 128K x 8 |
NONE |
(2) 64K x 4 |
(1) 64K x 1 |
|
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(2) 64K x 4 |
(1) 64K x 1 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JP1 |
JP2 |
JP3 |
JP4 |
JP5 |
|
64KB |
2 & 3 |
Closed |
1 & 2 |
1 & 2 |
1 & 2 |
|
128KB |
1,2,3,4 |
Open |
2 & 3 |
1 & 2 |
1 & 2 |
|
256KB |
2,3,4,5 |
Open |
2 & 3 |
2 & 3 |
1 & 2 |
|
512KB |
1,2,3,4,5,6 |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
|
1MB |
2,3,4,5,6,7 |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JP6 |
JP7 |
JP8 |
JP9 |
JP10 |
|
64KB |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
128KB |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
256KB |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
|
512KB |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
|
1MB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION | |||
|
CPU Type |
JP11 |
JP12 |
JP13 |
|
486SX |
Open |
pins 2 & 3 closed |
Open |
|
487SX |
pins 2 & 3 closed |
pins 1 & 2 closed |
Closed |
|
486DX |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
|
486DX2 |
pins 1 & 2 closed |
pins 1 & 2 closed |
Closed |
|
Pentium Overdrive |
pins 2 & 3 closed |
pins 1 & 2 closed |
Closed |
|
CPU SPEED CONFIGURATION | |||
|
CPU speed |
SW/1 |
SW/2 |
SW/3 |
|
16MHz |
Off |
On |
Off |
|
20MHz |
Off |
Off |
On |
|
25MHz |
On |
Off |
On |
|
33MHz |
On |
On |
On |
|
50iMHz |
Off |
On |
Off |
|
66iMHz |
On |
On |
On |