8.1 Zooming in and out (wide/zoom, pan/tilt)These functions are not available for the supplieddoorphone (VL-V524). You can use these functions withoptional 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 11 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 11.8.2 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*1, *2® “Sound” ® ® “Receivervolume” ® adjust the volume.To adjust the volume heard at the doorphone*1® “Sound” ® ® “Owner’s voicevolume” ® select the desired setting.To use the voice changer*1 (makes the voice heardat the doorphone sound deeper)® “Sound” ® ® “Voicechanger” ® select the desired setting.To turn off the operation guide® “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 guidePress a soft key other than M N to display the guide® ® “Guide on” ® .To adjust the screen brightness® “Display” ® ® “Brightness”® select the desired setting.To adjust backlight compensation® “Display” ® ® “Backlightcompensation” ® select the desired setting.To turn the LED lights on or off® “Display” ® ®“Illumination” ® select the desired setting.R is displayed when the LED lights are on.*1 These settings cannot be changed during anincoming call.*2 The volume can also be adjusted by pressing M N onthe right side of the main monitor (see page 10).198. . Additional functions8. Additional functions