SIIG ,INC.
SX386 16N/SX386 20N
| Processor | 80386SX | 
| Processor Speed | 16/20MHz | 
| Chip Set | C & T NEAT | 
| Max. Onboard DRAM | 8MB | 
| SRAM Cache | None | 
| BIOS | Phoenix | 
| Dimensions | 330mm x 218mm | 
| I/O Options | None | 
| NPU Options | 80387SX | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| External battery | J1 | Reset switch | J4 | 
| Power LED & keylock | J2 | Turbo switch | J5 | 
| Speaker | J3 | Turbo LED | J6 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper | Position | |
| » | Battery select internal | JP1 | pins 2 & 3 closed | 
| Battery select external | JP1 | pins 1 & 2 closed | |
| » | Factory configured - do not alter | JP3 | open | 
| » | Monitor type select Monochrome | JP4 | pins 2 & 3 closed | 
| Monitor type select color | JP4 | pins 1 & 2 closed | |
| » | NPU disabled | JP7 | pins 2 & 3 closed | 
| NPU enabled | JP7 | pins 1 & 2 closed | |
| DRAM CONFIGURATION | |||||
| Size | Bank 0 (SIPP) | Bank 1(SIPP) | Bank 2(DIP) | Bank 3(DIP) | JP5,JP6,JP8 - JP17 | 
| 512KB | NONE | NONE | (18) 41256 | NONE | pins 1 & 2 closed | 
| 512KB | (2) 256K x 9 | NONE | NONE | NONE | pins 2 & 3 closed | 
| 640KB | NONE | NONE | (18) 41256 | (18) 4164 | pins 1 & 2 closed | 
| 1MB | NONE | NONE | (18) 41256 | (18) 41256 | pins 1 & 2 closed | 
| 1MB | (2) 256K x 9 | (2) 256K x 9 | NONE | NONE | pins 2 & 3 closed | 
| 1.5MB | (2) 256K x 9 | NONE | (18) 41256 | (18) 41256 | pins 1 & 2 closed | 
| 1.5MB | (2) 256K x 9 | (2) 256K x 9 | (18) 41256 | NONE | pins 2 & 3 closed | 
| 1.64MB | (2) 256K x 9 | (2) 256K x 9 | (18) 41256 | (18) 4164 | pins 1 & 2 closed | 
| 2MB | NONE | NONE | (18) 411000 | NONE | pins 1 & 2 closed | 
| 2MB | (2) 256K x 9 | (2) 256K x 9 | (18) 41256 | NONE | pins 2 & 3 closed | 
| 2MB | (2) 1M x 9 | NONE | NONE | (18) 41256 | pins 2 & 3 closed | 
| 3MB | (2) 1M x 9 | NONE | (18) 41256 | (18) 41256 | pins 1 & 2 closed | 
| 3MB | (2) 256K x 9 | (2) 256K x 9 | (18) 411000 | NONE | pins 2 & 3 closed | 
| 4MB | NONE | NONE | (18) 411000 | (18) 411000 | pins 1 & 2 closed | 
| 4MB | (2) 1M x 9 | (2) 1M x 9 | NONE | NONE | pins 2 & 3 closed | 
| 4.64MB | (2) 1M x 9 | (2) 1M x 9 | (18) 41256 | (18) 4164 | pins 1 & 2 closed | 
| 5MB | (2) 1M x 9 | (2) 1M x 9 | (18) 41256 | (18) 41256 | pins 1 & 2 closed | 
| 5MB | (2) 256K x 9 | (2) 256K x 9 | (18) 411000 | (18) 411000 | pins 2 & 3 closed | 
| 6MB | (2) 1M x 9 | (2) 1M x 9 | (18) 411000 | NONE | pins 2 & 3 closed | 
| 6MB | (2) 1M x 9 | NONE | (18) 411000 | (18) 411000 | pins 1 & 2 closed | 
| 8MB | (2) 1M x 9 | (2) 1M x 9 | (18) 411000 | (18) 411000 | pins 2 & 3 closed |