8.1 Zooming in and out (wide/zoom, pan/tilt; main monitor andextension monitor only)These functions are not available for the supplieddoorphone (VL-V522L). You can use these functionswith optional doorphones (page 4).When on a call or monitoring, you can display images inwide mode or in zoom mode. During zoom mode, youcan change the zoom position (also called "pan/tilt").To switch from wide mode to zoom modePress .To switch from zoom mode to wide modePress .To change the zoom position in zoom mode® “Pan/tilt” ® ® pressorNote:R See page 14 for examples of wide mode and zoommode.R The zoom feature uses a digital zoom. As a result,the image quality of zoomed images is lower thanwide display images.R When images are recorded in zoom mode, only thezoomed area is recorded.R If you adjust these settings, the settings will becancelled the next time you display an image. Tochange how doorphone images are initially displayedon the main monitor, see page 14.8.2 Sound and display settings forcalls and monitoringWhile monitoring or on a call, you can press todisplay the options menu and change sound and displaysettings.To adjust the incoming call volume*1R Main monitor/extension monitor:® “Sound” ® ® “Receivervolume” ® adjust the volume.R Sub monitor:® “Volume” ® adjust the volume.To adjust the volume heard at the doorphone*1 (mainmonitor and extension monitor only)® “Sound” ® ® “Owner’s voicevolume” ® select the desired setting.To use the voice changer*1 (makes the voice heardat the doorphone sound deeper)R Main monitor/extension monitor:® “Sound” ® ® “Voicechanger” ® select the desired setting.R Sub monitor:® “Voice changer” ® .To turn off the operation guide (main monitor andextension monitor only)® “Guide off” ® .R While the guide is turned off, the soft keys do notoperate their respective features. Press a soft keyother than M N to display the guide again briefly.During this time, the soft keys can be operated asnormal.To turn on the operation guide (main monitor andextension monitor only)Press a soft key other than M N to display the guide® ® “Guide on” ® .To adjust the screen brightnessR Main monitor/extension monitor:® “Display” ® ®“Brightness” ® select the desired setting.R Sub monitor:® “Brightness” ® ® select thedesired setting.To adjust backlight compensationR Main monitor/extension monitor:® “Display” ® ® “Backlightcompensation” ® select the desired setting.R Sub monitor:® “Backlight” ® ® select thedesired setting.To turn the LED lights on or offR Main monitor/extension monitor:® “Display” ® ®“Illumination” ® select the desired setting.R is displayed when the LED lights are on.R Sub monitor:® “Illumination” ® ® selectthe desired setting.R is displayed when the LED lights are on.*1 These settings cannot be changed during anincoming call.218. . Additional functions8. Additional functions