HP 100B - Headphone; Line-In Audio; Line-Out Audio

Headphone
Connector and Icon (1/8” miniphone) Pin Signal
1 (Tip)
2 (Ring)
3 (Shield)
Audio_left
Power_Right
Ground
Line-in Audio
Connector and Icon (1/8” miniphone) Pin Signal
1 (Tip)
2 (Ring)
3 (Shield)
Audio_In_Left
Audio_In_Right
Ground
Line-out Audio
Connector and Icon (1/8” miniphone) Pin Signal
1 (Tip)
2 (Ring)
3 (Shield)
Audio_Out_Left
Audio_Out_Right
Ground
86 Appendix B Connector Pin Assignments