2.3.1 Front Panel Header: J139
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Function |
| PIN |
|
| PIN |
| Function |
|
| |||
|
|
| # |
|
| # |
|
|
|
| |||||
|
|
| HDD LED+ |
| 1 |
|
|
| 2 |
|
| PWR LED+ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| HDD LED- |
| 3 |
|
|
| 4 |
|
| PWR LED- |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Reset |
| 5 |
|
|
| 6 |
|
| PWR |
|
|
|
|
|
| Button - |
|
|
|
|
|
| Button+ |
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
| Reset |
| 7 |
|
|
| 8 |
|
| PWR |
|
|
|
|
|
| Button + |
|
|
|
|
|
| Button- |
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
| VCC |
| 9 |
|
|
| 10 |
|
| NC |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IRRX |
| 11 |
|
|
| 12 |
|
| VCC |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| GND |
| 13 |
|
| 14 |
|
| KEY |
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| IRTX |
| 15 |
|
|
| 16 |
|
| GND |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| NC |
| 17 |
|
|
| 18 |
|
| SPKR |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2.3.2 Clear CMOS Header: J112
| Pin_3 | Pin_1 | Clear |
|
| ||
|
|
|
|
| Pin_3 | Pin_1 | Default |
|
|
You can reset the CMOS settings by using this jumper if you have forgotten your system/setup password or need to clear system BIOS setting.
- Power off system and disconnect both power connectors from the motherboard
- Use jumper cap to close Pin_1 and Pin_2 for several seconds to Clear CMOS
- Put jumper cap back to Pin_2 and Pin_3 (default setting)
Reconnect power & power on system
13
http://www.tyan.com
