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Appendix A: Appliance Technical Specifications, Connectors, and Pinouts
The ETM 1050 (AAA) Appliance provides a DB 9-pin male connector for
serial port connection.
1
CD
Carrier Detect
6
DSR
Data Set Ready
2
RxD
Receive Data
7
RTS
Request to Send
3
TxD
Transmit Data
8
CTS
Clear to Send
4
DTR
Data Terminal Ready
9
RI
Ring Indicator
5
GND
Signal Ground
Four standard RJ-11 modem ports are provided on the ETM 1050 (AAA)
Appliance for connection to standard analog telephone lines.
1
Not used
2
Tip
3
Ring
4
Not used
ETM
®
1050
Appliance Serial
Port Pinout
ETM
®
1050
Appliance Modem
Port Pinout