Acer AX1400 Service Manual page 81

AUDIOF1: Front Panel Audio header
This header allows the user to install auxiliary front-oriented microphone and line-out ports for easier access.
Pin Signal Name
1 PORT 1L
3 PORT 1R
5 PORT 2R
7 SENSE_SEND
9 PORT 2L
USBF1~3: Front Panel USB headers
The motherboard has two 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 youhave this kind of case, use auxiliary USB connector to
connect the front-mountedports to the motherboard.
Pin Signal Name
1 USBPWR
2 USBPWR
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
Aspire AX1400 Service Guide
Pin Signal Name
2 AUD_GND
4 PRESENCE#
6 SENSE1_RETURN
8 KEY
10 SENSE2_RETURN
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
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