User`s guide

7 START4
8 GND4
Serial RS-232 Interface Connector
There is one external RS-232 Serial interface provided by the
SS420x via a DB-9S:
RS-232 (J5)
1 NC
2 Transmit
3 Receive
4 NC
5 Signal Ground
6 NC
7 NC
8 NC
9 NC
XX Chassis GND
The SS420x requires the chassis ground be provided from the
controlling computer or AIC via the serial interface cable.
Furthermore, the computer or AIC is required to supply that
ground from the AC ground plug.
Box Power Interface Connector
There is one 2.5mm Power Jack interface connector (PJ-102B):
SS420x User’s Guide 13