Vizio M3D421SR Cable Box User Manual


 
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M3D420SR/M3D421SR/M3D460SR/M3D550SR
SettingtheTunerMode
If you are using a device that is connected to the RF input, such as an external
antenna or cable TV connection, you must set the tuner mode.
1. Press the MENU button on the remote.
The on-screen menu is displayed.
2. Use the Arrow buttons on the remote
to highlight the TV Settings icon and
press OK. The TV Settings menu is
displayed.
3. Use the Arrow buttons on the remote
to highlight Tuner Settings and press
OK. The Tuner Settings menu is
displayed.
4. Highlight Tuner Mode and press OK.
The Tuner Mode menu is displayed.
5. Highlight Antenna or Cable and press
OK.
6. Press the EXIT button on the remote.
ScanningforChannels
Before the TV can detect and display channels and their associated information,
you must scan for channels. A channel scan may also be necessary when the
TV has been moved to an area where different free-to-air broadcast television
channels are available.
1. Press the MENU button on the remote.
The on-screen menu is displayed.
2. Use the Arrow buttons on the remote
to highlight the Settings icon and
press OK. The TV Settings menu is
displayed.
3. Highlight Auto Channel Scan and
press OK. The auto channel scan
begins.
4. Wait until the channel scan is 100%
complete. Highlight Done and press
OK.
5. Press the EXIT button on the remote.