UNIDENTIFIED
386 CACHE 25/33
Processor | 80386DX |
Processor Speed | 25/33MHz |
Chip Set | UMC |
Max. Onboard DRAM | 8MB |
Cache | 64KB |
BIOS | AMI |
Dimensions | 355mm x 304mm |
I/O Options | 32-bit external memory card slot |
NPU Options | 80387 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | K1 | Turbo LED | K8 |
Speaker | K4 | Turbo switch | K9 |
Power LED & keylock | K5 | 32-bit external memory card | S1 |
Reset switch | K7 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | NPU disabled | J2 | pins 2 & 3, 5 & 6 closed |
NPU enabled | J2 | pins 1 & 2, 4 & 5 closed | |
» | Upper memory enabled (384KB) | J3 pins 3 & 6 | Open |
Upper memory disabled (384KB) | J3 pins 3 & 6 | Closed | |
» | Monitor type select color | J4 | pins 2 & 3 closed |
Monitor type select monochrome | J4 | pins 1 & 2 closed | |
» | Memory expansion board not installed | J5 | pins 1 & 2, 4 & 5 closed |
Memory expansion board installed | J5 | pins 2 & 3, 5 & 6 closed |
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 |
DRAM JUMPER CONFIGURATION | |
Size | J3 |
1MB | pins 1 & 4, 2 & 5 closed |
2MB | pins 2 & 5 closed |
4MB | pins 1 & 4 closed |
8MB | Open |
BIOS CONFIGURATION | |
Size | J1 |
27256 | pins 1 & 2, 5 & 6 closed |
27512 | pins 1 & 2, 4 & 5 closed |
27128 | pins 2 & 3, 5 & 6 closed |