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NDA-24233 Issue 2 Page A-1
VisuaLink 128/384 Engineering Guide Appendix A
Appendix A: Pin-out Specification
Pin-out specifications for all the VL 128/384 connectors.
SERIAL 1 PORT
Note:
The signal direction shown is seen from the VisuaLink 128 (DTE).
SERIAL 2 PORT
Note:
The signal direction shown is seen from the VisuaLink 128 (DTE).
Headset
MIC Connection (1 - 3)
NO Symbol Direction Function
1 RS OUT Request to Send
2 CS IN Clear to Send
3 SD OUT Send Data
4 GND - Ground
5 RD IN Receive Data
6- -
7 ER OUT Data Terminal Ready
8 DR IN Data set Ready
NO Symbol Direction Function
1 RS OUT Request to Send
2 CS IN Clear to Send
3 SD OUT Send Data
4 GND - Ground
5 RD IN Receive Data
6+5V OUT
7 ER OUT Data Terminal Ready
8 DR IN Data set Ready
Name Function
TIP Input from microphone
RING Output to ear piece
SLEEVE Ground
Name Function Polarity
TIP Input from microphone +
RING Output to ear piece -
SLEEVE Ground
8 PIN MIN DIN FEMALE
8 PIN MIN DIN FEMALE
RING
TIP
SLEEVE
HEADSET JACK
RING
TIP
SLEEVE
MIC JACK