System information

Chapter 5: APEC Network Operation
85
Fig. 5-19 Fig. 5-20
5.6.7 Set serial port
AP-5004 has 2 serial ports built-in. COM1 is RS232, 9 pin D type. COM2 is RS485, 2 pin at the
back panel slot. COM1 is default for modem connection and COM2 for PTZ control. You probably need
to enter modem initialization string for successful modem connection. “Hardware Flow Control” should
be “Disable” for modem device and “Enable” for “PTZ camera control”.
The serial port device can be PTZ Camera Control, GPIO or Data capture, selectable.
Fig. 5-21
click for two
way audio
select source
microphone ON/OFF
click to stop
data rate
transmission
speed
key in modem initialization string
here.
drag to select “modem”, “PTZ”,”GPIO”
or “Data capture” device. It is NOT
recommended to select “voice call”
unless you can find a valid modem for
this purpose.