Compaq Service Reference Guide A-3
Serial Interface
Connector and Icon Pin Signal
12345
6789
1
2
3
4
5
6
7
8
9
Carrier Detect
Receive Data
Transmit Data
Data Terminal Ready
Signal Ground
Data Set Ready
Request to Send
Clear to Send
Ring Indicator
USB
Connector and Icon Pin Signal
1234
1
2
3
4
VCC
!" Data
+ Data
Ground
Microphone
Connector and Icon (1/8 miniphone) Pin Signal
1
2
3
1 (Tip)
2 (Ring)
3 (Shield)
Audio
Power
Ground
Headphone
Connector and Icon (1/8 miniphone) Pin Signal
1
2
3
1 (Tip)
2 (Ring)
3 (Shield)
Audio_Left
Audio_Right
Ground
Line-In Audio
Connector and Icon (1/8 miniphone) Pin Signal
1
2
3
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
2
3
1 (Tip)
2 (Ring)
3 (Shield)
Audio_Out_Left
Audio_Out_Right
Ground