HP dx2390 Service Reference Guide: HP Compaq dx2390 Business PC - Page 76
USB, Microphone, Headphone, Line-in Audio, Line-out Audio
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USB Connector and Icon Microphone Connector and Icon (1/8" miniphone) 1 23 Headphone Connector and Icon (1/8" miniphone) 1 23 Line-in Audio Connector and Icon (1/8" miniphone) 1 23 Line-out Audio Connector and Icon (1/8" miniphone) 1 23 70 Appendix A Connector Pin Assignments Pin Signal 1 +5 VDC 2 - Data 3 + Data 4 Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_left Power_Right Audio_right Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_left Power_Right Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_In_Left Audio_In_Right Ground Pin 1 (Tip) 2 (Ring) 3 (Shield) Signal Audio_Out_Left Audio_Out_Right Ground
USB
Connector and Icon
Pin
Signal
1
2
3
4
+5 VDC
- Data
+ Data
Ground
Microphone
Connector and Icon (1/8” miniphone)
Pin
Signal
123
1 (Tip)
2 (Ring)
3 (Shield)
Audio_left
Power_Right
Audio_right
Headphone
Connector and Icon (1/8” miniphone)
Pin
Signal
123
1 (Tip)
2 (Ring)
3 (Shield)
Audio_left
Power_Right
Ground
Line-in Audio
Connector and Icon (1/8” miniphone)
Pin
Signal
123
1 (Tip)
2 (Ring)
3 (Shield)
Audio_In_Left
Audio_In_Right
Ground
Line-out Audio
Connector and Icon (1/8” miniphone)
Pin
Signal
123
1 (Tip)
2 (Ring)
3 (Shield)
Audio_Out_Left
Audio_Out_Right
Ground
70
Appendix A
Connector Pin Assignments