Biostar ta320-btc Manual page 15

AUXPWR1/2: Auxiliary Power for Graphics
(for Bitcoin mining, 4pin power connector must be installed)
This connector is an auxiliary power connection for graphics cards. Exclusive power for the
graphics card provides better graphics performance.
SATA_POWER1: SATA Power Connector
This SATA power connector enhances the power of rear USB ports.
PANEL1: Front Panel Header
This 16-pin header includes Power-on, Reset, HDD LED, Power LED, and speaker connection.
TB350-BTC & TA320-BTC
Pin Assignment
1 +12V
2 GND
3 GND
4 +5V
Pin Assignment
1 VCC3
2 VCC3
3 VCC3
4 Ground
5 Ground
6 Ground
7 VCC5
8 VCC5
Pin Assignment Function
1 +5V
2 N/A Speaker
Connector
3 N/A
4 Speaker
5 HDD LED (+) Hard drive
LED
6 HDD LED (-)
7 Ground Reset
button
8 Reset control
Chapter 2: Hardware installation | 15
Pin Assignment
9 VCC5
10 Ground
11 N/A
12 Ground
13 12V
14 12V
15 12V
--- ---
Pin Assignment Function
9 N/A
N/A
10 N/A
11 N/A N/A
12 Power LED (+)
Power
13 Power LED (+)
LED
14 Power LED (-)
15 Power button Power-on
button
16 Ground