Axis Q7401 User Manual

AXISQ7401VideoEncoder
Troubleshooting
Lowerframeratethan
expected
SeePerformanceConsiderations,onpage63.
Reducethenumberofapplicationsrunningontheclientcomputer.
Limitthenumberofsimultaneousviewers.
Checkwiththenetworkadministratorthatthereisenoughbandwidthavailable.
CheckintheAMCControlPanel(H.264tag)thatvideoprocessingisNOTsettoDecodeonly
keyframes.
Lowertheimageresolution.
StatusandNetworkindicatorLEDsareashingredrapidly
Hardwarefailure
ContactyourAxisreseller.
Videoandimageproblems,general
Imageunsatisfactory
CheckthevideostreamandcamerasettingsunderSetup>Video&Audio>VideoStreamand
Setup>Video&Audio>CameraSettings.
MotionDetectiontriggersunexpectedly
Changesinluminance
Motiondetectionisbasedonchangesinluminanceintheimage.Thismeansthatifthereare
suddenchangesinthelighting,motiondetectionmaytriggermistakenly.Lowerthesensitivity
settingtoavoidproblemswithluminance.
Noaudio
Incorrectsetup
Checkthesoundcardinthecomputer.Ensurethatmuteisnotselectedandthatthevolume
settingsarecorrect.
CheckthatEnableaudiosupportisselectedunderSetup>SystemOptions>Security>Audio
Support.
CheckthatthecorrectAudioInputsourceisselectedunderSetup>Video&Audio>Audio
Settings.
Pooraudioquality
Stuttering
Reducethenumberoflistenersandviewers.Decreaseimageresolutionandcompression.
Unsynchronizedaudioand
videousingH.264
Synchronizetheproduct’sdateandtimesettingswithanNTPserver.GotoSetup>System
Options>Date&Time.
Distortedaudio
CheckthatthecorrectAudioInputsourceisselectedunderSetup>Video&Audio>Audio
Settings.
FeedbackloopsFeedbackloopsmightappearinfull-duplexmode.Trymovingthemicrophoneorthespeaker,or
usehalf-duplexmodeinstead.
Storageanddiskmanagementproblems
Storagedisruption
Astoragedisruptionalarmissentifastoragedeviceisunavailable,removed,full,lockedorifother
readorwriteproblemsoccur.Toidentifythesourceoftheproblem,checktheSystemLogunder
SystemOptions>Support>Logs&Reports.Dependingontheproblem,itmightbenecessaryto
re-mountthestoragedevice.
Forinformationonhowtosetupastoragedisruptionalarm,seeEvents,onpage36.
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Axis Q7401 Specifications

General

Brand	Axis
Model	Q7401
Category	Media Converter
Language	English