D-Link DCS-5222L User Manual

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53D-Link DCS-5222L User Manual

Section 6 - Troubleshooting

7. Why does a series of broad vertical white lines appear through out the image?

ItcouldbethattheCMOSsensor(asquarepanelsituatedbehindthelensthatmeasuresthelightsignalsandchangesitintoadigitalformatso

your computer can present it into an image that you are familiar with) has become overloaded when it has been exposed to bright lights such as

direct exposure to sunlight or halogen lights. Reposition the DCS-5222L camera into a more shaded area immediately, as prolonged exposure to

brightlightswilldamagetheCMOSsensor.

8. The camera is producing noisy images. How can I solve the problem?

The video images might be noisy if the camera is used in a very low light environment.

9. The images are poor quality, how can I improve the image quality?

Makesurethatyourcomputer’sdisplaypropertiesaresettoatleast6-bitcolor.Using16or256colorsonyourcomputerwillproducedithering

artifactsintheimage,makingtheimagelookasifitisofpoorquality.

ThecongurationontheNetworkCameraimagedisplayisincorrect.TheImageSetupsectiononpage27explainshowtoadjusttherelated-

parametersforimprovedimagessuchas:brightness,contrast,hueandlightfrequency.

10. Why are no images available through the Web browser?

ActiveXmightbedisabled.IfyouareviewingtheimagesfromInternetExplorermakesureActiveXhasbeenenabledintheInternetOptionsmenu.

YoumayalsoneedtochangethesecuritysettingsonyourbrowsertoallowtheActiveXplug-intobeinstalled.

If you are using Internet Explorer with a version number lower than 6, then you will need to upgrade your Web browser software in order to view

thestreamingvideotransmittedbytheNetworkCamera.

11. The PIR is not operating well, how can I improve the quality?

• ForthePassiveInfraredSensor(PIR)tofunctionproperlyitisrequiredtohavedirectlineofsitetotheobject.Whentheroomhasmanyobstacles

or the line of site is obstructed by glass, the PIR will not function properly.

• Whentheenvironmenttemperatureistoohigh,thePIRdetectionwillslowdownandshouldnotbemistakenforafaultyPIR.

• ThisNetworkCameracanonlybeinstalledindoors.DonotinstallthiscamerainaplacewhereIRinterferencecanbeaproblem.IRinterference

can be found close to glass doors or windows, where direct sunlight can cause interference or in the path of car headlights.

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D-Link DCS-5222L Cloud PTZ Camera

User Manual - Page 59