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Vizio M420SR M420SR User Manual - Page 20

Setting the Screen Aspect Ratio

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5 M370SR / M420SR Setting the Screen Aspect Ratio The TV can display images in five different modes: Normal, Wide, Zoom, Panoramic, and Stretch. Each mode displays content according to the content's original format. Use the table below to determine the best aspect ratio for your content type. Areas in red will not be visible on your TV screen. Original Content Format 480p/480i (4:3) 720p (16:9) 1080p/1080i (16:9) RGB (4:3) RGB (16:9) Normal Wide Zoom Panoramic Stretch 12

Section	Page
Installing the TV	9
Inspecting the Package Contents	9
Installing the TV	9
Installing the TV Stand	9
Installing the TV on a Wall	10
Controls and Connections	11
Rear Panel Inputs	11
Right Side Panel	12
Front Panel	12
Remote Control (Back)	12
Remote Control	13
VIA Shortcut Buttons	14
Replacing the Batteries	14
Connecting Your Devices	15
Before You Begin	15
Connecting Your Devices	15
Setting Up Your Network Connection	17
Connecting to A Wired Network	17
Connecting to a Wireless Network	17
Completing the First-Time Setup	18
Using the On-Screen Menu	19
Navigating the On-Screen Menu	19
Changing the Input Source	19
Setting the Screen Aspect Ratio	20
Changing the Screen Aspect Ratio	21
Setting Up Closed Captioning	21
Changing the Appearance of Digital Closed Captions	22
Activating the Sleep Timer	22
Setting the Auto Power Off Feature	22
Adjusting the Picture Settings	23
Adjusting the Advanced Picture Settings	24
Adjusting the Color Temperature	24
Adjusting the Picture Size and Position	25
Resetting the Picture Settings	25
Adjusting the Audio Settings	26
Adjusting the Advanced Audio Settings	26
Resetting the Audio Settings	27
Using the Network Connection Menu	27
Connecting to a Wireless Network	27
Changing the Advanced Network Settings	28
Testing Your Network Connection	28
Changing the TV Settings	29
Changing the Input Source	29
Setting the Tuner Mode	29
Scanning for Channels	30
Adding New Channels	30
Skipping Channels	31
Changing the Audio Language	31
Using the Parental Controls	32
Accessing the Parental Controls Menu	32
Enabling or Disabling Program Ratings	32
Locking and Unlocking Channels	32
Blocking and Unblocking Content by Rating	33
Changing the Parental Control Passcode	33
Resetting the Content Locks	33
Changing the Names of the Inputs	34
Changing the On-Screen Menu Language	34
Setting the Time Zone	35
Adjusting the CEC Settings	35
Using the Help Menu	36
Displaying System Information	36
Resetting the TV Settings	36
Restoring the TV to Factory Default Settings	36
Using Guided Setup	37
Using the Info Window	38
Using the USB Media Player	39
Using the USB Media Player	39
Connecting a USB Thumb Drive to the TV	39
Playing USB Media	39
Using VIZIO Internet Apps	42
Using the VIA Shortcut Buttons	42
Using the VIA Dock	42
Moving an App on the VIA Dock	42
Adding a New App to the VIA Dock	43
Removing an App from the VIA Dock	43
Creating and Managing User Profiles	43
Creating an Owner PIN	43
Creating a New User Profile	44
Removing a User Profile	45
Restoring the VIA Dock to the Factory Default Settings	45
Troubleshooting & Technical Support	46
The TV displays “No Signal.”	46
There is no power.	46
The power is on, but there is no image on the screen.	46
There is no sound.	46
The colors on the TV don’t look right.	46
The buttons on the remote aren’t working.	46
The image quality is not good.	46
The picture is distorted.	47
The display image does not cover the entire screen.	47
The TV has pixels (dots) that are always dark or always lit.	47
I see “noise” or static on the screen.	47
When I change input source, the volume changes.	47
When I change input source, the display image changes size.	47
Specifications	48
Limited Warranty	50