Panasonic VL-SVN511 SERIES Operating Instructions Manual

Also see for VL-SVN511 Series: Installation guide Operating instructions Installation guide Manual Quick start guide

10.1 TroubleshootingMonitor display (doorphone images)Problem Cause & Solution PageImages appear distorted. R Images may appear distorted because of the characteristics of thecamera lens. This is not a malfunction. –The background appearsgreenish.R At night or when there is poor light in the area around the doorphone,lights or white objects near the doorphone may appear greenish. Thisis not a malfunction.–Images at night are darkand faces cannot beidentified.R “Automatic illumination” is set to “Disable”.→ Change the setting to “Enable”. 19R Even when the doorphone’s LED lights are lit, because the light fromthe LED lights cannot illuminate the edges of the visible area (the areasdirectly next to the doorphone), faces of people may not be identifiableeven when they are close to the doorphone.→ We recommend installing extra lights in the area around thedoorphone.–The images of people’sfaces are dark.R Images of people’s faces appear dark when there is strong sunlight ora backlight in the area around the doorphone.→ Use the backlight compensation function.17Images are dirty orunclear.R Images are not infocus.R There is dirt on the surface of the doorphone’s lens.→ Wipe the lens with a soft, dry cloth. 25R There is water condensation on the surface of the doorphone’s lens.→ Wait for the condensation to evaporate. –Images are white orblack.R The brightness of the display is not correctly adjusted.→ Adjust the brightness when images are displayed. 14Images are white, orwhite lines or circles areshown on the display.R Strong light such as sunlight is shining into the lens of the doorphonecausing images to be difficult to see on the display. (This is not amalfunction.)→ Locating the doorphone away from direct sunlight or changing theangle that the doorphone is installed may help reduce this problem.–Images are flickering. R AC (alternating current) lights such as fluorescent lights are used nearthe doorphone.→ AC (alternating current) lights such as fluorescent lights may causeflickering in dark environments. (This is not a malfunction.)–Images of the area youwant to view in the zoomscreen are not displayedcorrectly.R Change the zoom position setting to a suitable position.→ Configure the “Zoom position settings” settings. 11RingtoneProblem Cause & Solution PageThe ringtone for thedoorphone does notsound.R The ringtone volume is muted.→ Activate the sound for the ringtone. 182610. . Troubleshooting10. Troubleshooting