BIOSTAR MICROTECH INTERNATIONAL CORPORATION
M6TFX
Device Type | Mainboard |
Processor | Pentium II |
Processor Speed | 200/233/266/300MHz |
Chip Set | Intel |
Video Chip Set | None |
Maximum Onboard Memory | 192MB (EDO supported) |
Maximum Video Memory | None |
Cache | 256/512KB (located on Pentium II CPU) |
BIOS | AMI |
Dimensions | 305mm x 244mm |
I/O Options | 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2), ATX power connector |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
ATX power connector | ATX | Serial port 1 | J13 |
Wake on LAN connector | J3A | Speaker | J14/pins 1 - 4 |
IDE interface 1 | J6 | Reset switch | J14/pins 5 & 6 |
IDE interface 2 | J7 | Power LED | J14/pins 8 - 10 |
Parallel port | J8 | IDE interface LED | J14/pins 12 - 15 |
USB connector | J9 | IR connector | J14/pins 17 - 21 |
USB connector | J9A | Green PC connector | J14/pins 23 & 24 |
Floppy drive interface | J10 | Soft off power supply | J14/pins 25 & 26 |
Serial port 2 | J11 | CPU fan power | JY3 |
PS/2 mouse port | J12 | 32-bit PCI slots | PC1 - PC4 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | JP7 | Unidentified |
» | CMOS memory normal operation | JP8 | Pins 1 & 2 closed |
| CMOS memory clear | JP8 | Pins 2 & 3 closed |
| On board battery disabled | JP8 | Open |
| External modem COM select COM1 | JP12 | Pins 1 & 2 closed |
| External modem COM select COM2 | JP12 | Pins 2 & 3 closed |
SIMM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
8MB | (2) 1M x 36 | None |
16MB | (2) 2M x 36 | None |
16MB | (2) 1M x 36 | (2) 1M x 36 |
24MB | (2) 2M x 36 | (2) 1M x 36 |
32MB | (2) 4M x 36 | None |
32MB | (2) 2M x 36 | (2) 2M x 36 |
40MB | (2) 4M x 36 | (2) 1M x 36 |
48MB | (2) 4M x 36 | (2) 2M x 36 |
64MB | (2) 8M x 36 | None |
64MB | (2) 4M x 36 | (2) 4M x 36 |
72MB | (2) 8M x 36 | (2) 1M x 36 |
80MB | (2) 8M x 36 | (2) 2M x 36 |
96MB | (2) 8M x 36 | (2) 4M x 36 |
128MB | (2) 8M x 36 | (2) 8M x 36 |
Note: Board accepts EDO memory. | ||
DIMM CONFIGURATION | |
Size | Bank 2 |
8MB | (1) 1M x 64 |
16MB | (1) 2M x 64 |
32MB | (1) 4M x 64 |
64MB | (1) 8M x 64 |
CACHE CONFIGURATION |
Note: 256KB/512KB cache is located on the Pentium II CPU. |
CPU SPEED SELECTION | ||||||
CPU speed | Clock speed | Multiplier | JP1/ pins 1 & 2 | JP1/ pins 3 & 4 | JP1/ pins 5 & 6 | JP1/ pins 7 & 8 |
200MHz | 66MHz | 3x | Open | Closed | Open | Closed |
233MHz | 66MHz | 3.5x | Open | Open | Open | Closed |
266MHz | 66MHz | 4x | Open | Closed | Closed | Open |
300MHz | 66MHz | 4.5x | Open | Open | Closed | Open |
CPU VOLTAGE SELECTION | |||||
Voltage | J1/pins 1 & 2 | J1/pins 3 & 4 | J1/pins 5 & 6 | J1/pins 7 & 8 | J1/pins 9 & 10 |
Auto detect | Open | Open | Open | Open | Open |
2.1 | Open | Open | Open | Open | Closed |
2.2 | Open | Open | Open | Closed | Open |
2.3 | Open | Open | Open | Closed | Closed |
2.4 | Open | Open | Closed | Open | Open |
2.5 | Open | Open | Closed | Open | Closed |
2.6 | Open | Open | Closed | Closed | Open |
2.7 | Open | Open | Closed | Closed | Closed |
2.8 | Open | Closed | Open | Open | Open |
2.9 | Open | Closed | Open | Open | Closed |
3.0 | Open | Closed | Open | Closed | Open |
3.1 | Open | Closed | Open | Closed | Closed |
3.2 | Open | Closed | Closed | Open | Open |
3.3 | Open | Closed | Closed | Open | Closed |
3.4 | Open | Closed | Closed | Closed | Open |
3.5 | Open | Closed | Closed | Closed | Closed |