9 Connector Pin Assignments
9.1
Mic/Line analog input (TA-3M)
1
2
3
1
ground
2
signal (+)
3
signal (-)
9.2
Line output (TA-3M)
1
2
3
Unbalanced stereo
Symmetric mono
1
ground
ground
2
left
signal (+)
3
right
Signal (-)
9.3
AES input/output (TA-3M)
1
2
3
1
ground
2
signal (+)
3
signal (-)
9.4
Phones 3.5mm jack
R L
G
G
ground
R
headphones right
L
headphones left
9.5
Power Hirose 4-pin
1
4
2
3
1
ground (-)
2
not connected
3
not connected
4
pos (+)
9.6
USB Audio
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
B12
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
RX1+ RX1− VBUS SBU2
D−
D+
CC2
TX2−
VBUS
TX2+
GND
GND
TX1− VBUS CC1
D+
D−
SBU1
RX2−
VBUS
RX2+
TX1+
GND
GND
GND
A1, A12, B1,
B12
Ground
A4, A9, B4,
B9
VBUS
A6, B6
D+
A7, B7
D-
A5, B5
CC1 & CC2 pulled down
through 5K1 resistors
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