UNIDENTIFIED
386 CACHE SERIES VER. 2.0
Processor | 80386DX |
Processor Speed | 16/20/25/33/40MHz |
Chip Set | SIS |
Max. Onboard DRAM | 16MB (8MB on external memory card) |
Cache | 32/64/128KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit external memory card |
NPU Options | 80387DX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | JP1 | Speaker | JP20 |
Turbo LED | JP14 | 32-bit external memory card | SL1 |
Turbo switch | JP15 | Reset switch | SW1 |
Power LED & keylock | JP19 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Factory configured - do not alter | JP4 | pins 1 & 2 closed |
» | Factory configured - do not alter | JP5 | Open |
» | Factory configured - do not alter | JP6 | pins 1 & 2 closed |
Cache type select external | JP7 | pins 2 & 3 closed | |
Cache type select internal | JP7 | pins 1 & 2 closed | |
» | Monitor type select monochrome | JP13 | Open |
Monitor type select CGA/EGA/VGA | JP13 | pins 1 & 2 closed | |
» | Factory configured - do not alter | JP16 | pins 2 & 3 closed |
» | Factory configured - do not alter | JP17 | pins 2 & 3 closed |
Note: The location of JP7 is unknown. |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
1MB | (4) 256K x 9 | NONE |
2MB | (4) 256K x 9 | (4) 256K x 9 |
4MB | (4) 1M x 9 | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 |
CACHE CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
32KB | (4) 8K x 8 | NONE |
64KB | (4) 8K x 8 | (4) 8K x 8 |
128KB | NONE | (4) 32K x 8 |
CACHE CONFIGURATION (TAG) | |||
Size | U30 | U31 | U43 |
32KB | (1) 16K x 4 | (1) 16K x 4 | NONE |
64KB | (1) 16K x 4 | (1) 16K x 4 | NONE |
128KB | NONE | NONE | (1) 32K x 8 |
CACHE JUMPER CONFIGURATION | ||||||
Size | JP8 | JP9 | JP10 | JP11 | JP12 | JP18 |
32KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | Open |
64KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open |
128KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 |
128KB (internal) | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | Open | Open |
Note: Pins designated should be in the closed position. The location of JP8 is unknown. |