MBA-386A-33/64 Motherboard Settings and Configuration
DYNA MICRO, INC.
MBA-386A-33/64
Processor | 80386DX |
Processor Speed | 33MHz |
Chip Set | Addonics |
Max. Onboard DRAM | 8MB |
Cache | 64KB |
BIOS | Award |
Dimensions | 332mm x 218mm |
I/O Options | 32-bit external memory card slot |
NPU Options | 80387/3167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | CON1 | Turbo switch | CON5 |
Speaker | CON2 | Reset switch | CON6 |
Power LED & keylock | CON3 | 32-bit external memory card | S1 |
Turbo LED | CON4 |
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USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Battery select external | JP1 | pins 1 & 2 closed |
| Battery select internal | JP1 | pins 2 & 3 closed |
| Battery select none | JP1 | Open |
» | Monitor type select monochrome | JP2 | pins 1 & 2 closed |
| Monitor type select color | JP2 | pins 2 & 3 closed |
» | Power good signal detect from power supply | JP3 | pins 2 & 3 closed |
| Power good signal detect from board | JP3 | pins 1 & 2 closed |
» | Factory configured - do not alter | JP4 | N/A |
Note: This board does not come standard with an internal battery. | |||
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 |
4MB | (4) 1M x 9 | NONE | NONE | NONE |
5MB | (4) 256K x 9 | (4) 1M x 9 | NONE | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
Note Banks 2 & 3 are used when a 32-bit external memory card is installed at S1. | ||||
CACHE CONFIGURATION | ||
Size | Bank 0 | TAG |
64KB | (8) 8K x 8 | (2) 16K x 1 |
Note: The location of the TAG is unidentified. This board comes standard with 64KB cache and is not alterable. | ||
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