UNIDENTIFIED
NEAT-286 (VER. 2)
| 
 Processor  | 
 80286  | 
| 
 Processor Speed  | 
 16/20MHz  | 
| 
 Chip Set  | 
 Neat  | 
| 
 Video Chip Set  | 
 None  | 
| 
 Maximum Onboard Memory  | 
 8MB  | 
| 
 Maximum Video Memory  | 
 None  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 External memory card  | 
| 
 NPU Options  | 
 80287  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Power LED & keylock  | 
 J1  | 
 Turbo switch  | 
 JP7  | 
| 
 Speaker  | 
 J2  | 
 Turbo LED  | 
 LF1  | 
| 
 External battery  | 
 J3  | 
 External memory card  | 
 SL1  | 
| 
 Reset switch  | 
 JP1  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 NPU asynchronous with CPU  | 
 JP2  | 
 Pins 1 & 2 closed  | |
| 
 NPU synchronous with CPU  | 
 JP2  | 
 Pins 2 & 3 closed  | |
| 
 BIOS type select 27128  | 
 JP4  | 
 Pins 1 & 2 closed  | |
| 
 BIOS type select 27256  | 
 JP4  | 
 Pins 2 & 3 closed  | |
| 
 CPU = CPU speed  | 
 JP5  | 
 Pins 1 & 2 closed  | |
| 
 CPU = NPU OSC speed  | 
 JP5  | 
 Pins 2 & 3 closed  | |
| 
 Monitor type select color  | 
 JP6  | 
 Closed  | |
| 
 Monitor type select monochrome  | 
 JP6  | 
 Open  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank A  | 
 Bank B  | 
 Bank C  | 
 Bank D  | 
| 
 512KB  | 
 (18) 41256  | 
 None  | 
 None  | 
 None  | 
| 
 640KB  | 
 (18) 41256  | 
 (18) 4164  | 
 None  | 
 None  | 
| 
 1MB  | 
 (18) 41256  | 
 (18) 41256  | 
 None  | 
 None  | 
| 
 1.5MB  | 
 (18) 41256  | 
 (18) 41256  | 
 (2) 256K x 9  | 
 None  | 
| 
 1.64MB  | 
 (18) 41256  | 
 (18) 4164  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
| 
 2MB  | 
 (18) 411000  | 
 None  | 
 None  | 
 None  | 
| 
 2MB  | 
 (18) 41256  | 
 (18) 41256  | 
 (2) 256K x 9  | 
 (2) 256K x 9  | 
| 
 3MB  | 
 (18) 41256  | 
 (18) 41256  | 
 (2) 1M x 9  | 
 None  | 
| 
 4MB  | 
 (18) 411000  | 
 (18) 411000  | 
 None  | 
 None  | 
| 
 4.64MB  | 
 (18) 41256  | 
 (18) 4164  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 5MB  | 
 (18) 41256  | 
 (18) 41256  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 6MB  | 
 (18) 411000  | 
 (18) 411000  | 
 (2) 1M x 9  | 
 None  | 
| 
 8MB  | 
 (18) 411000  | 
 (18) 411000  | 
 (2) 1M x 9  | 
 (2) 1M x 9  | 
| 
 DRAM JUMPER CONFIGURATION  | |
| 
 Setting  | 
 JP3  | 
| 
 Banks C & D = Bank 0 Banks A & B = Bank 1  | 
 1 & 2, 3 & 4, 6 & 7, 11 & 12, 13 & 14, 16 & 17, 18 & 19, 23 & 24, 28 & 29  | 
| 
 Banks A & B = Bank 0 Banks C & D = Bank 1  | 
 2 & 3, 4 & 5, 7 & 8, 9 & 10, 12 & 13, 14 & 15, 17 & 18, 19 & 20, 22 & 23, 24 & 25, 27 & 28, 29 & 30  | 
| 
 Note: Pins designated should be in the closed position.  | |