TROUBLESHOOTING
I-E96-217A
5 - 7
Refer to
in Section 2 for an
explanation of these handshaking signals, and how they relate
to the SPM.
Table 5-4. SPM Faceplate RS-232C Connector Pinout
Pin
Signal
1
PROTECTIVE GROUND (PROT GND)
2
TRANSMITTED DATA (TX DATA)
3
RECEIVED DATA (RX DATA)
4
REQUEST TO SEND (RTS)
5
CLEAR TO SEND (CTS)
6
DATA SET READY (DSR)
7
SIGNAL GROUND (SIG GND)
8
RECEIVED LINE SIGNAL DETECT (RLSD)
20
DATA TERMINAL READY (DTR)