UNIDENTIFIED
TURBO 286
| 
 Processor  | 
 80286  | 
| 
 Processor Speed  | 
 6/10/12MHz  | 
| 
 Chip Set  | 
 Unidentified  | 
| 
 Max. Onboard DRAM  | 
 1MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 383mm x 328mm  | 
| 
 I/O Options  | 
 None  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Reset switch  | 
 J18  | 
 Power LED & keylock  | 
 J24  | 
| 
 External battery  | 
 J22  | 
 Speaker  | 
 J25  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 Monitor type select color  | 
 J23  | 
 pins 2 & 3 closed  | |
| 
 Monitor type select monochrome  | 
 J23  | 
 pins 1 & 2 closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 640KB  | 
 (18) 41256  | 
 (18) 4164  | 
| 
 1MB  | 
 (18) 41256  | 
 (18) 41256  | 
| 
 Note: The exact location of Bank 0 and Bank 1 are unidentified.  | ||
| 
 DRAM JUMPER CONFIGURATION  | |
| 
 Size  | 
 J26  | 
| 
 640KB  | 
 pins 1 & 2 closed  | 
| 
 1MB  | 
 pins 2 & 3 closed  | 
| 
 CPU SPEED CONFIGURATION  | ||
| 
 Speed  | 
 J17  | 
 J27  | 
| 
 6Mhz  | 
 pins 2 & 3 closed  | 
 Closed  | 
| 
 10Mhz  | 
 pins 1 & 2 closed  | 
 Open  | 
| 
 12Mhz  | 
 pins 1 & 2 closed  | 
 Open  | 
| 
 WAIT STATE CONFIGURATION  | |
| 
 Wait states  | 
 J19  | 
| 
 0 wait states  | 
 pins 2 & 3 closed  | 
| 
 1 wait state  | 
 pins 1 & 2 closed  |