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. |