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 |