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 |