84
DSR Switch Installer/User Guide
Table E.2: Descriptions for Figure E.2
Pin Number Description
1
2
3
4
1
2 3
4 5
Figure E.3: SPC Jack
Table E.3: Descriptions for Figure E.3
Pin Number Description
1
2
3
4
*Signal not required by DSR switch
No Connection (N/C)
No Connection (N/C)
No Connection (N/C)
Receive Data (RXD)
6 7
8
No Connection (N/C)
Data Set Ready (DSR)
No Connection (N/C)
Receive Data (RXD)
Pin Number
Description
5
Transmit Data (TXD)
6
Signal Ground (SG)
7
No Connection (N/C)
8
No Connection (N/C)
Pin Number
Description
5
Transmit Data (TXD)
6
Signal Ground (SG)
7
Data Terminal Ready (DTR)
8
No Connection (N/C)