A780L3C
15
PANEL1: Front Panel Header
This 16-pin connector includes Power-on, Reset, HDD LED, Power LED, and
speaker connection. It allows user to connect the PC case’s front panel switch
functions.
Pin
Assignment Function
Pin
Assignment Function
1
+5V 9
N/A
2
N/A
10
N/A
N/A
3
N/A 11
N/A
N/A
4
Speaker
Speaker
Connector
12
Power LED (+)
5
HDD LED (+)
13
Power LED (+)
6
HDD LED (-)
Hard drive
LED
14
Power LED (-)
Power LED
7
Ground 15
Power
button
8
Reset control
Reset button
16
Ground
Power-on button
SATA1~SATA4: Serial ATA Connectors
These connectors connect to SATA hard disk drives via SATA cables. It satisfies
the SATA 2.0 spec and with transfer rate of 3Gb/s.
Pin Assignment
1 Ground
2 TX+
3 TX-
4 Ground
5 RX-
6 RX+
7 Ground
