UNIDENTIFIED
NEXT-286
| 
 Processor  | 
 80286  | 
| 
 Processor Speed  | 
 12/16/20MHz  | 
| 
 Chip Set  | 
 Protech  | 
| 
 Max. Onboard DRAM  | 
 1MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 None  | 
| 
 NPU Options  | 
 80287  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Speaker  | 
 J10 (pins 1 & 2)  | 
 Reset switch  | 
 J15  | 
| 
 Power LED  | 
 J10 (pins 3 & 4)  | 
 Reset switch  | 
 J16  | 
| 
 Turbo switch  | 
 J11  | 
 Turbo LED  | 
 LED  | 
| 
 Keylock  | 
 J14  | ||
| 
 Note: The location of jumper LED is unidentified.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | |
| 
 »  | 
 BIOS type select 27128  | 
 J9  | 
 pins 1 & 2 closed  | 
| 
 BIOS type select 27256  | 
 J9  | 
 pins 2 & 3 closed  | |
| 
 »  | 
 I/O wait state select 0 wait states  | 
 J12  | 
 Closed  | 
| 
 I/O wait state select 1 wait state  | 
 J12  | 
 Open  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J13  | 
 Closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/1  | 
 Off  | 
| 
 »  | 
 NPU disabled  | 
 SW1/2  | 
 On  | 
| 
 NPU enabled  | 
 SW1/2  | 
 Off  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Parity 0  | 
 Bank 1  | 
 Parity 1  | 
| 
 256KB  | 
 (18) 41256  | 
 (2) 44256  | 
 NONE  | 
 NONE  | 
| 
 512KB  | 
 (18) 41256  | 
 (2) 44256  | 
 (18) 4164  | 
 NONE  | 
| 
 640KB  | 
 (18) 41256  | 
 (2) 44256  | 
 (18) 4464  | 
 NONE  | 
| 
 1MB  | 
 (18) 41256  | 
 (2) 44256  | 
 (18) 41256  | 
 (2) 44256  | 
| 
 CACHE CONFIGURATION  | ||
| 
 Size  | 
 SW1/3  | 
 SW1/4  | 
| 
 256KB  | 
 Off  | 
 Off  | 
| 
 512KB  | 
 Off  | 
 On  | 
| 
 640KB  | 
 On  | 
 Off  | 
| 
 1MB  | 
 On  | 
 On  | 
| 
 VIDEO TYPE CONFIGURATION  | ||
| 
 Type  | 
 SW1/5  | 
 SW1/6  | 
| 
 CGA (40 x 20)  | 
 Off  | 
 On  | 
| 
 CGA (80 x 25)  | 
 On  | 
 Off  | 
| 
 EGA/VGA  | 
 On  | 
 On  | 
| 
 Monochrome  | 
 Off  | 
 Off  | 
| 
 FLOPPY DRIVE CONFIGURATION  | ||
| 
 Type  | 
 SW1/7  | 
 SW1/8  | 
| 
 Drive A 5.25"  | 
 On  | 
 Off  | 
| 
 Drive B 5.25"  | 
 Off  | 
 On  | 
| 
 Drive A 3.50"  | 
 Off  | 
 On  | 
| 
 Drive B 3.50"  | 
 On  | 
 Off  |