Scanning for Antenna TV channels againThere will be times when you need to create a new channel list.For example, you:● Change cable providers● Reorient your TV antenna● Move to a different city with different channelsWhenever you need to update your TV channel list, you can repeatthe channel scan.Tip(s)● Repeat the channel scan from time to time to make sure youare receiving all of the latest channels. Broadcasters add andremove channels, move channels to different parts of thespectrum, and change the power levels of their channelsperiodically.Note(s)● Repeating the tuner channel scan unhides all hidden channels.To repeat the channel scan, from the Home screen menu, navigateto Settings > TV inputs > Antenna TV > Scan again for channels.Then select Start finding channels to begin the channel scanprocess. The screens and options that appear during this processare identical to those described in How do I set up the TV tuner? Lp. 23.Setting the HDMI® mode (4K models only)On 4K (UHD) models TVs, you can independently configure eachHDMI® input to match the capabilities of the connected device.From the Home screen menu, navigate to Settings > TV inputs, andthen select an enabled HDMI® input. Next, select HDMI mode andthen select one of the following settings:● Auto – Let the TV determine the best setting. Use this optionunless your HDMIR device does not correctly communicate itsHDMIR version compatibility.● HDMI 1.4 – Configure the input for compatibility with HDMI®version 1.4, which supports a maximum refresh rate of 30 Hz atfull UHD resolution. Most HDMI® devices will work correctly withthe TV in this mode.● HDMI 2.0 – Configure the input for compatibility with HDMI®version 2.0, which supports a maximum refresh rate of 60 Hz atfull UHD resolution. You must use this mode to view HDRcontent from the device connected to this HDMI® input.However, note that many older HDMI® devices do not workcorrectly when the TV’s HDMI® input is set to this mode.Adjusting external device connectionsYou can choose the level of control you want to allow your TV toaccept from external devices, such as smart phones, tablets, andvirtual assistants. Device connect settings enable other devices,including the Roku Mobile App, to control your TV over the localarea network in your home.To adjust the level of external control access:1 From the Home screen menu, navigate to Settings > System> Advanced system settings > Control by mobile apps.2 Select Network access.3 Choose one of the following settings:● Default – Devices can connect only through a private networkaddress, and accept commands only from other private networkaddresses on your home network. This setting is suitable formost cases, including use of the Roku mobile app on yoursmartphone.● Permissive – Devices can connect under all conditions, butaccept commands only from private network addresses or thesame subnetwork within your home network. This setting mightbe required when attempting to operate the TV from a third-partyapplication, for example, one of the Internet of Things (IoT)applications such as ifttt.com.● Disabled – Device connection is completely disabled. The TVdoes not accept external commands from any source, includingthe Roku mobile app.Using Roku Wireless SpeakersYour Roku TV works with Roku Wireless Speakers, and setup issimple. Just plug the speakers into a power outlet and press theHome button on remote control. Follow the instructions on your TVscreen to complete pairing.With Roku Wireless Speakers, you can listen to all of your TVshows as well as the sound from any streaming channel. Selectaudio-only channels let you listen to music with the TV screenturned off.After you have paired your Roku Wireless Speakers with your RokuTV, all sound normally comes from the Roku Wireless Speakersinstead of the internal TV speakers. However, when you enableGame mode on an input, sound comes from the internal TVspeakers to avoid the effects of latency in game play.Note(s)● Roku Wireless Speakers work only when your TV is operating in connectedmode.Tip(s)● You can determine which device is currently being used for TVaudio by navigating from the Home screen to Settings > Audioand noting the audio source next to Sound Control. This itemis information only—you cannot change the sound output fromthis menu item.54 .English