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IT1000 Basic Rate ISDN Tester
Appendix A – Async (DTE) port connector
The illustration and table below show the pin numbering for the serial port RJ45 connector as seen
from the side of the unit and the pin designations respectively.
RJ45 Pin
SALES: 0870 90 10 750
34
Description
1
Ready to Send
2
Data Terminal Ready
3
Receive Data
4
Data Set Ready
5
Ground
6
Transmit data
7
Data Carrier Detect
8
Clear To Send
RS232 signal
RTS
DTR
RXD
DSR
GND
TXD
DCD
CTS
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