ECS kt600-a User Manual page 46

USB3 & USB4: Front panel USB connectors
The mainboard has four USB ports installed on the rear edge I/O port array.
Additionally, some computer cases have USB ports at the front of the case. If
you have this kind of case, use auxiliary USB connectors USB3 or USB4 to
connect the front-mounted ports to the mainboard.
Pin Signal Name
1 VREG_FP_USBPWR0
2 VREG_FP_USBPWR0
3 USB_FP_P0-
4 USB_FP_P1-
5 USB_FP_P0+
6 USB_FP_P1+
7 GND
8 GND
9 KEY
10 USB_FP_OC0
Note: Please make sure that the USB cable has the same pin assignment as indi-
cated above. A different pin assignment may cause damage or system
hang-up.
AUXIN1: Auxiliary-in connector
This connector is an additional line-in audio connector. It allows you to attach
a line-in cable when your rear line-in jack is set as line out port for 4-channel
function.
Pin Signal Name
1 AUX_L
2 GND
3 GND
4 AUX_R
SPDIFO1: SPDIF-Out header
You can purchase an optional 24-bit digital audio extension bracket from a
third-party vendor. You can use the audio RCA jacks to connect to digital audio
devices. If your CD-ROM/DVD drive has digital audio output, you can connect
it to the input pins of the SPDIF connector.
Pin Signal Name
1 SPDIF
2 +5VA
3 NC
4 GND
Function
Front Panel USB Power
Front Panel USB Power
USB Port 0 Negative Signal
USB Port 1 Negative Signal
USB Port 0 Positive Signal
USB Port 1 Positive Signal
Ground
Ground
No pin
Overcurrent signal
Function
AUX In left channel
Ground
Ground
AUX In right channel
Function
SPDIF digital output
5V analog power
Not connected
Ground
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