95Before asking for repairs, check the symptoms with the following table.Contact your dealer if a problem cannot be solved even after checking and trying the solution in the table or a problem is notdescribed below.Symptom Cause/solution ReferencepagesPower is not turned on.• Is the power plug connected to the outlet firmly?Confirm the cable is firmly connected. −• Check if the power cord is properly inserted into the power sock-et of the recorder. 21The error indicator lights orange.The recorder stops because of thethermal error.• The cooling fan is out of order.Contact your dealer. 18• Check if the ventilation openings on the front side and the coolingfan on the rear panel are not blocked. 17• Temperature inside the recorder is too high/low.Use the recorder at appropriate ambient temperatures. 15• When the error indicator blinks orange, the temperature inside therecorder may be too high.Check whether dust is collected around the ventilation openingsor not.18Camera images are not displayed onthe monitor.• Is the lens cap of the camera detached from the camera?Check whether the lens cap is removed. −• Is the power of the camera and connected devices on?Check whether the power is supplied to the camera and thedevices.−• Confirm that the cables are connected correctly and firmly.Confirm the cables are firmly connected. 24, 25• Is the monitor luminance appropriately adjusted, or is the contrastappropriately adjusted?Check whether the monitor settings are appropriate.−• Users who have logged into the system may not be authorized todisplay the images from cameras.Check the user level settings of these users.71• Is the camera set to record H.264 video on the SDHC/SD memo-ry card?Select "i-PRO(St1Only)" for "Model" on the "Registered informa-tion" window.47Part of the displayed image is miss-ing.• This phenomenon is caused by dispersion of display area on themonitor. This is not a malfunction. −Image is blurred. • Is the lens of the camera soiled with dirt or dust?Check whether the lens of the camera is clean. −Cannot open the setup menu.• Users who have logged into the system may not be authorized todisplay the setup menu.Check the user level settings of these users.71• Is the monitor connected to the spot output connector?The setup menu cannot be displayed on the spot output connec-tor.21Recording cannot be performed.• Is "On" is selected for "Recording mode"?Check whether the setting is appropriate. 61• Are the settings of the schedules appropriate?Check whether the settings are appropriate. 53Troubleshooting