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Xiaobian now brings you knowledge of common installation troubleshooting, maintenance, etc., so that you can better use the TV box.
First, the installation method
1. Connect the AV cable of the set-top box to the set-top box. When connecting, you need to connect to the corresponding port of the TV according to the corresponding connector color.
2. If the TV in the user's home uses the HDMI interface, connect the HDMI interface on the set-top box to the HDMI interface on the TV. The HDMI cable has a much clearer transmission effect than the traditional AV interface.
3. When the TV is equipped with a VGA port, it can connect the VGA port on the TV with the VGA port on the set-top box, which can make the picture of the TV more clear.
4. After the preparation is completed, the user can turn on the power of the TV and the set-top box and find the correct connected signal source by switching the signal source on the remote controller. At this time, the user can normally watch the TV program.
Second, troubleshooting
Problem I. No signal
(1) Check if the TV signal cable is loose;
(2) Conduct a program search;
Question two: five screen or blue screen
(1) Check the video signal line;
(2) Switch TV video to AV status (AV1, AV2, HD1, HD2, ...).
Question 3: Can't watch video
(Unable to play, on-demand card, black screen, on-demand home screen, no display, or one level of menu cannot be accessed): Insert or remove the network cable or restart the set-top box.
Question 4: Set-top box crashes
The set-top box does not pull power for a long time. If it takes a long time to respond, the set-top box will be unresponsive. It is recommended that the set-top box be powered off periodically.
Question 5: Some channels have no sound or sound
(1) There are no sounds in some channels and no correct channel is set. Select the set-top box remote controller channel keys to adjust.
(2) The set-top box is muted, the volume set is too small, the audio cable is connected incorrectly, the audio cable is disconnected, the audio input terminal of the TV is faulty, and the white and red audio cables are reconnected. If there is noise, the audio may not be switched to the AV status. .
Third, daily maintenance
1. Do not use under high temperature, otherwise it will make TV box components
2. It is usually best to place the TV box in a dedicated protective frame during use. This not only effectively ventilates the heat, but also prevents the player housing from being scratched by hard objects.
Four: Install the software TV box To unlock more features, you need to install some third-party software, such as a sofa butler, and the steps are as follows.
1.U disk download sofa butler package
2.U disk connection box, find the sofa butler installation package, click on the installation. 
Watch on-demand video on smart TVs, recommend using a TV cat, watching live TV, and recommending live HDP; more interesting content, please use Tencent video TV version, Youku video TV version, etc.; Fun smart TV and box, more exciting Content is on the sofa butler.
[Novice Raiders] TV box use Raiders, installation, maintenance and software download
Almost all digital products will produce various faults after being used for a period of time. TV set-top boxes are no exception. In addition to daily normal maintenance, it is also very important to understand some common troubleshooting and maintenance knowledge!