UNIDENTIFIED
FT-640 MB V5.0
| Processor | 8088 (exact location unidentified) | 
| Processor Speed | 4.77/8MHz | 
| Chip Set | Unidentified | 
| Max. Onboard DRAM | 640KB | 
| Cache | None | 
| BIOS | MCT | 
| Dimensions | 330mm x 212mm | 
| I/O Options | None | 
| NPU Options | 8087 (exact location unidentified) | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| Turbo LED | P2 | Speaker | P5 pins 1 & 2 | 
| Reset switch | P3 | Power LED | P5 pins 3 & 4 | 
| USER CONFIGURABLE SETTINGS | |||
| Function | Jumper/Switch | Position | |
| CPU speed select 4.77MHz | P1 | Pins 1 & 2 closed | |
| CPU speed select 8MHz | P1 | Pins 2 & 3 closed | |
| MCT turbo BIOS | P1 | Open | |
| Keyboard enabled | P4 | Closed | |
| Keyboard disabled | P4 | Open | |
| Power good signal detect from power supply | P6 | Pins 1 & 2 closed | |
| Power good signal detect from board | P6 | Pins 2 & 3 closed | |
| » | Factory configured - do not alter | SW1/1 | Off | 
| » | Factory configured - do not alter | SW1/2 | On | 
| » | Factory configured - do not alter | SW1/3 | Off | 
| » | Factory configured - do not alter | SW1/4 | Off | 
| 1 floppy drive installed | SW1/7 | On | |
| 2 floppy drives installed | SW1/7 | Off | |
| » | Factory configured - do not alter | SW1/8 | On | 
| VIDEO CONFIGURATION | ||
| Setting | SW1/5 | SW1/6 | 
| Monochrome | Off | Off | 
| Color | On | Off | 
| EGA | On | On | 
| DRAM CONFIGURATION | 
| Note: DRAM configuration is unidentified. One bank uses 41256 chips and the other uses 4164 chips. |