HP 744 - Audio Connector; Audio Connector Pinouts

4-11
Connecting Cables
Audio Connection
Figure 4-4 Audio Connector
Table 4-3 Audio Connector Pinouts
Pin Number Signal
1 Mic GND
2 Line-in left
3 Line-in right
4 Headset right
5 Headset left
6 Mic-in A
7 Mic-in B
8 Line-in GND
9 Headset GND