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