User`s manual

56
AXIS 241Q/S/QA/SA - Unit Connectors
Schematic Diagram - I/O Terminal Connector
COM Ports RS-232 and RS-485
The COM Ports RS-232 and RS-485 support several operational modes:
• Generic TCP/IP - enables the Video Server to receive status/data and send commands
via TCP/IP
• Generic HTTP - enables the Video Server to receive status/data and send commands via
HTTP
• Pan Tilt Zoom (PTZ) - for controlling a PTZ device. A PTZ device requires a driver for
its function. Drivers can be obtained from www.axis.com. Please see
page 38 for infor-
mation on how to connect PTZ devices.
o
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oo
A
B
Video Server
Video Server
3.3V
PS-K 9W
e.g. push button
Device
GND PIN 5
RS-485
9
10
11
12
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8
o
6
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RS-232
D-SUB
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5
o
4
o
3
o
2
Switch
Mode
Power
Supply
o
7
1
o
o
Relay
GND
+