UNIDENTIFIED
AL-6408
| Processor | 8088 | 
| Processor Speed | 4/8/10MHz | 
| Chip Set | Unidentified | 
| Video Chip Set | None | 
| Maximum Onboard Memory | 640KB | 
| Maximum Video Memory | None | 
| Cache | None | 
| BIOS | Unidentified | 
| Dimensions | 330mm x 218mm | 
| I/O Options | None | 
| NPU Options | 8087 | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| Turbo switch | JP2 | Speaker | P4 | 
| Power LED & keylock | JP5 | ||
| USER CONFIGURABLE SETTINGS | |||
| Function | Label | Position | |
| CPU speed select through keyboard (CTRL, ALT, -) | JP1 | Pins 1 & 2 closed | |
| CPU speed select through hardware | JP1 | Pins 2 & 3 closed | |
| Turbo enabled | JP2 | Closed | |
| Turbo disabled | JP2 | Open | |
| Keyboard locked | JP4 | Open | |
| Keyboard unlocked | JP4 | Closed | |
| » | Factory configured - do not alter | SW1/1 | Off | 
| NPU not installed | SW1/2 | On | |
| NPU installed | SW1/2 | Off | |
| DRAM CONFIGURATION | ||||
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | 
| 256KB | (9) 4164 | (9) 4164 | (9) 4164 | (9) 4164 | 
| 256KB | (9) 41256 | None | None | None | 
| 512KB | (9) 41256 | (9) 41256 | None | None | 
| 640KB | (9) 41256 | (9) 41256 | (9) 4164 | (9) 4164 | 
| DRAM JUMPER CONFIGURATION | |
| Size | JP3 | 
| 256KB | Open | 
| 256KB | Closed | 
| 512KB | Closed | 
| 640KB | Closed | 
| DRAM SWITCH CONFIGURATION | ||
| Size | SW1/3 | SW1/4 | 
| 128KB | Off | On | 
| 192KB | On | Off | 
| 256KB | Off | Off | 
| MONITOR SELECTION | ||
| Setting | SW1/5 | SW1/6 | 
| None | On | On | 
| Monochrome | Off | Off | 
| Color 40 x 25 | Off | On | 
| Color 80 x 25 | On | Off | 
| FLOPPY DRIVE SELECTION | ||
| Drives installed | SW1/7 | SW1/8 | 
| 1 | On | On | 
| 2 | Off | On | 
| 3 | On | Off | 
| 4 | Off | Off |