JOINDATA SYSTEMS, INC.
G386SB
| Processor | 80386DX | 
| Processor Speed | 33MHz | 
| Chip Set | SIS | 
| Max. Onboard DRAM | 16MB | 
| SRAM Cache | 32/64KB | 
| BIOS | AMI | 
| Dimensions | 330mm x 218mm | 
| I/O Options | None | 
| NPU Options | 80387/3167 | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| Reset switch | J9 | Speaker | J12 | 
| Turbo LED | J10 | Power LED & keylock | J13 | 
| Turbo switch | J11 | External battery | J14 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper | Position | |
| » | NPU mode select synchronous with CPU | JP3 | open | 
| NPU mode select synchronous with OSC3 | JP3 | closed | |
| » | Monitor type select color | JP15 | closed | 
| Monitor type select monochrome | JP15 | open | |
| DRAM CONFIGURATION | ||||
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | 
| 1MB | (4) 256K x 9 | NONE | NONE | NONE | 
| 2MB | (4) 256K x 9 | (4) 256K x 9 | NONE | NONE | 
| 4MB | (4) 1M x 9 | NONE | NONE | NONE | 
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE | 
| 12MB | (4) 256K x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE | 
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | 
| CACHE CONFIGURATION | |||
| Size | Bank 0 | Bank 1 | TAG | 
| 32KB | (4) 8K x 8 | NONE | (2) 16K x 4 | 
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (2) 16K x 4 | 
| Note: Bank 0 = U36, U37, U39 & U49. | |||
| CACHE JUMPER CONFIGURATION | |
| Size | JP1 | 
| 32KB | pins 1 & 2 closed | 
| 64KB | pins 2 & 3 closed | 
| CACHE JUMPER CONFIGURATION | ||||
| Setting | JP10 | JP11 | JP12 | JP13 | 
| Enabled | Closed | Closed | Closed | Closed | 
| Disabled | Open | Open | Open | Open |