UNIDENTIFIED
EAT-12
| 
 Processor  | 
 80286  | 
| 
 Processor Speed  | 
 12MHz  | 
| 
 Chip Set  | 
 None  | 
| 
 Max. onboard DRAM  | 
 2MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unknown  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 None  | 
| 
 NPU Options  | 
 80287  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Turbo LED  | 
 JP1  | 
 Reset  | 
 JP10  | 
| 
 Power LED & keylock  | 
 JP4  | 
 Turbo switch  | 
 JP12  | 
| 
 External battery  | 
 JP8  | 
 Speaker  | 
 JP13  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | |
| » | 
 BIOS type select 27256  | 
 JP2  | 
 pins 1 & 2 closed  | 
| 
 BIOS type select 27128  | 
 JP2  | 
 pins 2 & 3 closed  | |
| » | 
 Monitor type select color  | 
 JP3  | 
 pins 2 & 3 closed  | 
| 
 Monitor type select monochrome  | 
 JP3  | 
 pins 1 & 2 closed  | |
| » | 
 Speed select via keyboard enabled  | 
 JP5  | 
 pins 1 & 2 closed  | 
| 
 Speed select via keyboard disabled  | 
 JP5  | 
 pins 2 & 3 closed  | |
| » | 
 Battery type select onboard  | 
 JP7  | 
 pins 2 & 3 closed  | 
| 
 Battery type select external  | 
 JP7  | 
 pins 1 & 2 closed  | |
| » | 
 Power good signal detect from board  | 
 JP9  | 
 pins 1 & 2 closed  | 
| 
 Power good signal detect from power supply  | 
 JP9  | 
 pins 2 & 3 closed  | |
| » | 
 Parity check disabled  | 
 JP14  | 
 pins 2 & 3 closed  | 
| 
 Parity check enabled  | 
 JP14  | 
 pins 1 & 2 closed  | |
| » | 
 Factory configured - do not alter  | 
 SW1/switch 3  | 
 Off  | 
| » | 
 RAM select 0 wait states  | 
 SW1/switch 4  | 
 Off  | 
| 
 RAM select 1 wait state  | 
 SW1/switch 4  | 
 On  | |
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 512KB  | 
 (4) 44256  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 640KB  | 
 (4) 44256  | 
 (4) 4464  | 
 NONE  | 
 NONE  | 
| 
 1024KB  | 
 (4) 44256  | 
 (4) 44256  | 
 NONE  | 
 NONE  | 
| 
 1152KB  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 4464  | 
 NONE  | 
| 
 1536KB  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 44256  | 
 NONE  | 
| 
 1664KB  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 4464  | 
| 
 2048KB  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 44256  | 
 (4) 44256  | 
| 
 DRAM SWITCH CONFIGURATION  | ||||
| 
 Size  | 
 System RAM  | 
 Extended RAM  | 
 SW1/1  | 
 SW1/2  | 
| 
 512KB  | 
 512KB  | 
 0KB  | 
 On  | 
 On  | 
| 
 640KB  | 
 640KB  | 
 0KB  | 
 On  | 
 Off  | 
| 
 1024KB  | 
 640KB  | 
 384KB  | 
 On  | 
 Off  | 
| 
 1152KB  | 
 640KB  | 
 512KB  | 
 Off  | 
 On  | 
| 
 1536KB  | 
 640KB  | 
 896KB  | 
 Off  | 
 On  | 
| 
 1664KB  | 
 640KB  | 
 1024KB  | 
 Off  | 
 Off  | 
| 
 2048KB  | 
 640KB  | 
 1408KB  | 
 Off  | 
 Off  |