FUJIKAMA USA, INC.
286 AT TURBO MAINBOARD
| Processor | 80286 | 
| Processor Speed | 8/16MHz | 
| Chip Set | Undentified | 
| Max. Onboard DRAM | 4MB | 
| Cache | None | 
| BIOS | AMI | 
| Dimensions | 240mm x 218mm | 
| I/O Options | None | 
| NPU Options | 80287 | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| Speaker | CN2 | Turbo LED | JP1 | 
| Power LED & keylock | CN3 | Turbo switch | JP2 | 
| External battery | CN5 | Reset switch | JP4 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper | Position | |
| » | CMOS memory normal operation | HDR1 | pins 1 & 2 closed | 
| CMOS memory clear | HDR1 | pins 3 & 4 closed | |
| » | BIOS type select 27256 | JP3 | pins 2 & 3 closed | 
| BIOS type select 27128 | JP3 | pins 1 & 2 closed | |
| » | Power good signal detect from board | JP5 | pins 1 & 2 closed | 
| Power good signal detect from power supply | JP5 | pins 2 & 3 closed | |
| » | Clock speed control external switch | JP6 | pins 1 & 2 closed | 
| Clock speed control keyboard | JP6 | pins 2 & 3 closed | |
| » | Parity check enabled | SW1/1 | On | 
| Parity check disabled | SW1/1 | Off | |
| » | Shadow RAM disabled | SW1/2 | On | 
| Shadow RAM enabled | SW1/2 | Off | |
| » | RAM wait state select 1 wait state | SW1/3 | Off | 
| RAM wait state select 0 wait states | SW1/3 | On | |
| » | ROM wait state select 3 wait states | SW1/4 | Off | 
| ROM wait state select 2 wait states | SW1/4 | On | |
| » | Monitor type select monochrome | SW1/7 | Off | 
| Monitor type select color | SW1/7 | On | |
| » | Factory configured - do not alter | SW1/8 | Off | 
| DRAM CONFIGURATION | ||||||
| Size | Bank 0 | Parity 0 | Bank 1 | Parity 1 | Bank 2 | Bank 3 | 
| 512KB | (4) 44256 | (2) 41256 | NONE | NONE | NONE | NONE | 
| 640KB | (4) 44256 | (2) 41256 | (4) 4464 | (2) 4164 | NONE | NONE | 
| 1MB | (4) 44256 | (2) 41256 | (4) 44256 | (2) 41256 | NONE | NONE | 
| 2MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | NONE | 
| 4MB | NONE | NONE | NONE | NONE | (2) 1M x 9 | (2) 1M x 9 | 
| DRAM SWITCH CONFIGURATION | ||
| Size | SW1/5 | SW1/6 | 
| 512KB | On | On | 
| 640KB | On | Off | 
| 1MB | On | Off | 
| 2MB | Off | On | 
| 4MB | Off | Off |