Figure a-2 – Intermec 6400 User Manual
Page 150
APPENDIX A
Connector Pin-Outs
A-2 6400 Hand-Held Computer User’s Guide
Optional Communication Adapter 9-Pin
D-Sub Connector
Figure A-2
9-Pin D-Sub Connector Pinouts
1
2
3
4
5
6
7
8
9
Negative contact
Positive contact
Pin
Signal
Function
1
No Connect
Data Carrier Detect
2
RXD
Receive Data
3
TXD
Transmit Data
4
looped to DSR
Data Terminal Ready
5
GND
Ground
6
looped to DTR
Data Send Ready
7
RTS
Request To Send
8
CTS
Clear To Send
9
Vcc
5 volts *
B CAUTION:
* 5 volts on pin 9 is for use with tethered scanners and printers
only, this may damage modems.