286 MODEL-1007-200, VER 1.25 Motherboard Settings and Configuration
TOP MICROSYSTEMS, INC.
286 MODEL-1007-200, VER 1.25
Processor | 80286 |
Processor Speed | 12/16/20MHz |
Chip Set | C & T |
Max. Onboard DRAM | 1MB |
Cache | None |
BIOS | Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | 16-bit external memory card slot |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Speaker | J1 | Power LED & keylock | J4 |
Reset switch | J2 | External battery | J6 |
Turbo LED | J3 | 16-bit external memory card | S1 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
| » | Monitor type select color | J5 | pins 2 & 3 closed |
Monitor type select monochrome | J5 | pins 1 & 2 closed | |
| » | NPU is synchronous with CPU | J19 | pins 3 & 4 closed |
NPU is synchronous with oscillator installed at U17 | J19 | pins 1 & 2 closed | |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
512KB | (18) 41256 | NONE |
640KB | (18) 41256 | (18) 4164 |
1MB | (18) 41256 | (18) 41256 |
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