UNIDENTIFIED
V286-12
Processor | 80286 |
Processor Speed | 12MHz |
Chip Set | VLSI |
Max. onboard DRAM | 4MB |
Cache | None |
BIOS | Unknown |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80287 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Keylock | J18 | Turbo LED | J33 |
External battery | J22 | Reset switch | J34 |
Speaker | J23 | Turbo Switch | J43 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
» | BIOS type select 27256 | J1 | Closed |
BIOS type select 27128 | J1 | Open | |
» | Monitor type select color | J27 | Closed |
Monitor type select monochrome | J27 | Open | |
» | RAM select 0 wait states | J31 | Closed |
RAM select 1 wait state | J31 | Open | |
» | ROM select 0 wait states | J32 | Closed |
ROM select 1 wait state | J32 | Open |
DRAM CONFIGURATION | |||||
Size | Bank 0 | Bank 1 | J28 | J29 | J100 |
512KB | (18) 41256 | NONE | Closed | Closed | Closed |
640KB | (18) 41256 | NONE | Closed | Open | Closed |
1024KB | (18) 41256 | (18) 4164 | Open | Closed | Closed |
2048KB | (18) 411000 | NONE | Open | Open | Closed |
4096KB | (18) 411000 | (18) 411000 | Closed | Closed | Open |