Biostar B660GTA Manual page 24

THUNDERBOLT: Thunderbolt Header
This header allows user to add additional Thunderbolt ports on the PC front panel, and also
can be connected with a wide range of external peripherals.
F_AUDIO: Front Panel Audio Header
This header allows user to connect the chassis-mount front panel audio I/O which supports
HD.
Note
» » When using the front HD audio jack and plug in the headset, the rear sound will be automatically
Disabled.
» » It is recommended that you connect a high-definition front panel audio module to this connector to
avail of the motherboard's high definition audio capability.
24 | Chapter 2: Hardware installation
Pin Assignment
1 Force Power
2 Key
3 CIO Plug Event
4 SMB_DATA_MAIN
5 SLP_S3_N
6 SMB_CLK_MAIN
7 SLP_S5_N
8 3V3_AIC_PD_INT#
9 GND
10 GND
HD Audio
Pin Assignment
1 Mic Left in
2 Ground
3 Mic Right in
4 GPIO
5 Right line in
6 Jack Sense
7 Front Sense
8 Key
9 Left line in
10 Jack Sense