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2, first with the seller to request TTL to USB drive, and install;
3. Right-click My Computer - Properties - Device Manager - Port - COM "X" (X is the last digit) - Properties - Port Settings - Change to "115200" - OK; 
4, download the software to the U disk, and then modify the file name (refer to the following modifications), then insert the U disk into the Tianyi TY1208-Z box USB interface;
Shafa1.apk - sofa butler desktop (download: http://app.shafa.com/apk/shafazhuomian.html)
Shafa2.apk - Sofa Butler (Download: http://)
5, access TTL line 
According to the order in the figure, the number behind the COM can be entered according to the digital input of the computer. After the setting is completed, select open, and then the set-top box is powered on to open the box. At this time, putty will start running the code (if the code is not running, it will set the TTL on the set-top box. The RX and TX of the line are swapped); 
7, start the installation (a command to return once, Chinese do not need to enter!) 
Cd /storage/external_storage/sda Enter the U disk (cd is the same, the name of the U disk directory is my, if you want to enter the df, and then determine the path according to the U disk size, generally at the bottom)
Pm install shafa1.apk (installs sofa butler's desktop) (Success indicates successful installation)
Pm install shafa2.apk (Install sofa manager)
Am start com.shafa.tvlauncher (start the sofa butler's desktop) (not usually show not to show the success of the launch, then unplug the line, plug in the TV can be used)
8, into the sofa butler desktop, then you can go to the sofa butler market to download and install the software they need to see live on demand; 
Tianyi TY1208-Z box how to use U disk to install third-party applications to watch TV
1. Preparation tool: U disk, TTL to USB cable (CH340G or 2303 are all available), download putty (Download address: putty.zip (280.1 KB) ) 6, open putty.exe