User Guide
49
AXIS 242S IV - Unit connectors
Unit connectors
The following connectors are described in this section:
• The D-Sub connector, on page 49
• The I/O terminal connector, on page 50
• COM ports RS-232 and RS-485, on page 51
• The S-Video connector, on page 51
The D-Sub connector
The AXIS 242S IV provides one 9-pin D-Sub connector, providing the physical interface
for an RS-232 port, used for connecting accessory equipment; such as standalone PTZ
devices for the remote control of connected video cameras.
Pin assignment table and pinout of the RS-232 connector:
Pin Function
1 CD
2 - RXD
3 - TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
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