AMERICAN MEGATRENDS, INC.
JE 3025A/33A
| 
 Processor  | 
 80386SX  | 
| 
 Processor Speed  | 
 25/33MHz  | 
| 
 Chip Set  | 
 Unknown  | 
| 
 Max. Onboard DRAM  | 
 32MB  | 
| 
 SRAM Cache  | 
 64KB (Factory configured)  | 
| 
 BIOS  | 
 AMI  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 32-bit external memory card slot, CPU expansion card slot  | 
| 
 NPU Options  | 
 80387  | 

| 
 CONNECTIONS  | 
|||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External battery  | 
 J1  | 
 Turbo switch  | 
 J8  | 
| 
 Turbo LED  | 
 J5  | 
 Reset switch  | 
 J14  | 
| 
 Speaker  | 
 J6  | 
 32-bit external memory card  | 
 S1  | 
| 
 Power LED & keylock  | 
 J7  | 
 CPU expansion card  | 
 S2  | 
| 
 USER CONFIGURABLE SETTINGS  | 
||||
| 
 Function  | 
 Jumper/Switch  | 
 Position  | 
||
| 
 
  | 
 DRAM address sequence select bank 0, then bank 1  | 
 J3  | 
 pins 1 & 2 closed pins 3 & 4 closed  | 
|
| 
 
  | 
 DRAM address sequence select bank 1, then bank 0  | 
 J3  | 
 pins 2 & 3 closed pins 4 & 5 closed  | 
|
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/switch 1  | 
 open  | 
|
| 
 »  | 
 Monitor type select color  | 
 SW1/switch 2  | 
 closed  | 
|
| 
 
  | 
 Monitor type select monochrome  | 
 SW1/switch 2  | 
 open  | 
|
| 
 
  | 
 Note: The cache memory is factory installed, and is not alterable. The size and location of the Cache and TAG chips are unknown.  | 
|||
| 
 DRAM CONFIGURATION  | 
||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 1MB  | 
 (4) 256K x 9  | 
 NONE  | 
| 
 2MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
| 
 4MB  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 5MB  | 
 (4) 1M x 9  | 
 (4) 256K x 9  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 20MB  | 
 (4) 4M x 9  | 
 (4) 1M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  |