27TroubleshootingBefore asking for repairs, check the symptoms on the following table.Contact your dealer if a problem cannot be solved even after checking and trying the solution or if the problem is notdescribed below.• Is the power cable connected firmly to an outletthat meets the required specifications?Check if it is connected correctly and firmly.• Is the housing attachment base attached to thecamera firmly?Check if it is attached correctly and firmly.1917• Execute the refresh position function to correctthe camera position when the camera does notmove to the set position precisely.It is also possible to correct the camera positionperiodically by assigning the position refreshfunction to a schedule. In some situations,reconfigure the preset positions.• When the camera position is moved after turn-ing on the power of the camera, the cameramay stop in the process of panning/tilting andmechanical noise will come out from the cam-era. Execute the refresh position function fromthe [Initialization] tab of the "Maintenance" page.• This may be caused by noise.Check the exogenous noise level around thecamera.The power cannot be turnedon.The camera does not moveto the preset positions accu-rately.When the camera is pan-ning/tilting, the camera stopspanning/tilting and mechani-cal noise comes from thecamera.The camera starts panningunpredictably.Cause/solution ReferencepagesSymptomSetup instruc-tions (PDF)Setup instruc-tions (PDF)13• Check the following.• Grounding of the camera, a switching hub ora peripheral device is not done.• The camera is used near an electrical powerline.• The camera is used near a device which pro-duces strong magnetic field or radio waves(such as near a TV/radio antenna, a motor ofan air conditioning system, a transformer,etc.)When audio input still contains noise even afterchecking the above possibilities, use a poweredmicrophone or connect Audio output with low outputimpedance.Audio input contains noise. 13