J-MARK COMPUTER CORPORATION
386P25
Processor | 80386DX |
Processor Speed | 25MHz |
Chip Set | OPTI |
Max. Onboard DRAM | 16MB (8MB on external memory card) |
Cache | None |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit external memory card |
NPU Options | 80387DX/3167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Turbo LED | CR4 | Reset switch | SW1 |
External battery | J10 | Turbo switch | SW2 |
Speaker | J22 | 32-bit external memory card | SL1 |
Power LED & keylock | J23 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Monitor type select monochrome | JP1 | pins 2 & 3 closed |
Monitor type select color | JP1 | pins 1 & 2 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 |
5MB | (4) 256K x 9 | (4) 1M x 9 |
8MB | (4) 1M x 9 | (4) 1M x 9 |