AXISP7224VideoEncoder
HardwareOverview
•Audioout(green)–3.5mmoutputforaudio(linelevel)thatcanbeconnectedtoapublicaddress(PA)systemoran
activespeakerwithabuilt-inamplier.Astereoconnectormustbeusedforaudioout.
ControlButton
Thecontrolbuttonisusedfor:
•Resettingtheproducttofactorydefaultsettings.Seepage49.
•ConnectingtoanAXISVideoHostingSystemservice.Seepage43.Toconnect,pressandholdthebuttonforabout1
seconduntiltheStatusLEDashesgreen.
•ConnectingtoAXISInternetDynamicDNSService.Seepage43.Toconnect,pressandholdthebuttonforabout3seconds.
RestartButton
Presstherestartbuttontorestarttheproduct.
PinAssignmentsforI/OConnector-AXIS2911UVideoServerChassi
PinFunctionDescription
1
+12Vout,
100mA
2
GND
3
Congurable
I/O1
4
Congurable
I/O2
5
Congurable
I/O3
6
Congurable
I/O4
Digitalinput-ConnecttoGNDtoactivate,orleave
oating(orunconnected)todeactivate.
Digitaloutput-UsesanopendrainNFETtransistor
withthesourceconnectedtoGND.Ifusedwith
anexternalrelay,adiodemustbeconnected
inparallelwiththeload,forprotectionagainst
voltagetransients.
Mininput=0VDC
Maxinput=+40VDC
Maxload=100mA
Maxvoltageapplied=+40VDC
7–
10
Notused
11
RS485A
12
RS485B
Ahalf-duplexRS-485interfaceforcontrollingauxiliaryequipmente.g.PTZdevices.
PinAssignmentsforI/OConnector-AXISQ7900andAXISQ7920Chassis
PinFunctionDescription
1
Congurable
I/O1
2
Congurable
I/O2
3
Congurable
I/O3
4
Congurable
I/O4
Digitalinput-ConnecttoGNDtoactivate,orleave
oating(orunconnected)todeactivate.
Digitaloutput-Internalconnectiontoground
whenactivated,oating(unconnected)when
deactivated.Ifusedwithanexternalrelay,adiode
mustbeconnectedinparallelwiththeload,for
protectionagainstvoltagetransients.
Mininput=0VDC
Maxinput=+40VDC
Maxload=100mA
Maxvoltageapplied=+40VDC
5–
12
Notused
7