Acer Aspire M3900 Service Manual page 72

Header Name
F_USB1
1
VCC
3
USB0-
5
USB0+
7
GND
9
KEY
H5X2-P9E-Y
F_USB2
1
VCC
3
USB0-
5
USB0+
7
GND
9
KEY
H5X2-P9E-Y
64
2
VCC
4
USB1-
6
USB1+
8
GND
10
OC0
2
VCC
4
USB1-
6
USB1+
8
GND
10
OC0
Function
FRONT USB HEADER
FRONT USB HEADER
FRONT AUDIO HEADER
Definition
1: USBVCC_1
2: USBVCC_1
3: USB0_XN
4: USB1_XN
5: USB0_XP
6: USB1_XP
7:GND
8: GND
9: KEY
10: GND
1: USBVCC_2
2: USBVCC_2
3: USB2_XN
4: USB4_XN
5: USB2_XP
6: USB4_XP
7:GND
8: GND
9: KEY
10: GND
1: PORT-F_L
2: AUGND
3: PORT-F_R
4: FRONT_AUD_DET
5: PORT-E_R
6: MIC2_JD
7: AUGND
8: KEY
9: PORT-E_L
10: LINE2_JD
Chapter 5