UNIDENTIFIED
386/25
Processor |
80386DX |
Processor Speed |
25MHz |
Chip Set |
OPTI |
Max. Onboard DRAM |
16MB |
Cache |
None |
BIOS |
AMI |
Dimensions |
331mm x 219mm |
I/O Options |
None |
NPU Options |
80387/3167 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Reset switch |
J12 |
Speaker |
J15 |
Turbo switch |
J13 |
Power LED & keylock |
J16 |
Turbo LED |
J14 |
External battery |
J1 pins 1 & 4 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
Battery type select internal |
J1 |
pins 2 & 3 closed |
Battery type select external |
J1 |
Closed | |
» |
Monitor type select monochrome |
J3 |
Open |
Monitor type select color |
J3 |
Closed | |
» |
Factory configured - do not alter |
J7 |
N/A |
» |
Factory configured - do not alter |
J8 |
N/A |
» |
Factory configured - do not alter |
J9 |
N/A |
Note:Jumpers J7, J8, and J9 are used on a different revision of this board to configure cache. They are not used on this board. |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(4) 256K x 9 |
NONE |
NONE |
NONE |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
NONE |
3MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
4MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
NONE |
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
NONE |
6MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
6MB |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
6MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
7MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
7MB |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
7MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
9MB |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
9MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
9MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
10MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
10MB |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
10MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
10MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
13MB |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
13MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
13MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |