UNIDENTIFIED
MST 486A GENERATION STANDARD
|
Processor |
80486DX |
|
Processor Speed |
25MHz |
|
Chip Set |
OPTI |
|
Max. Onboard DRAM |
16MB |
|
SRAM Cache |
128KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
J1 |
Reset switch |
J4 |
|
Speaker |
J2 |
External battery |
J6 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
Monitor type select Color |
JP1 |
pins 1 & 2 closed | |
|
Monitor type select Monochrome |
JP1 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | |||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
Bank Type |
|
1MB |
(4) 256K x 9 |
NONE |
NONE |
NONE |
A |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
NONE |
A |
|
3MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
A |
|
4MB |
NONE |
NONE |
NONE |
(36) 411000 |
B |
|
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
A |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
NONE |
A |
|
6MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
A |
|
7MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(36) 411000 |
B |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
A |
|
9MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
A |
|
10MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
(36) 411000 |
B |
|
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
A |
|
13MB |
(4) 256k x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(36) 411000 |
B |
|
16MB |
(4) 1 M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(36) 411000 |
B |
|
| |||||
|
Note: pins are shown in the closed position | |||||
|
CACHE CONFIGURATION | |
|
Size |
Cache |
|
128KB |
(16) 8K x 8 |