32Upgrade by FTPWhen receiver is connected to theInternet, software updates from the filelocated in FTP server.NoteThis function depends on connection to the remoteserver. In case of no software on server, thisfunction will not work.Upgrade by RS232:1. We offer the functions for user toconnecting receiver (Master) tothe other receiver (Slave) via serialinterface.Connect master receiver toslave receiver via serial interface. Enter“Software Upgrade” menu in masterreceiver and press [Vol Up/Vol Down]keys to switch upgrade mode: AllSW+bootloader /All SW + Channel list/Software (no channel list) /Channel list.2. Highlight “Start” on master receiverand press [OK] key to start upgrade.3. Turn on slave receiver and it needn’toperate any setting.4. Press [Exit] key to draw back.Backup to USBIn this menu, you can dump the softwareto the USB equipment.1. In “Backup file”, you can press [OK] keyto edit the file name.; Press “Left/Right”button select USB A or USB B;2. In “Backup to USB”, you can press [OK]to start backup software .Upgrade By Satellite:This function can upgrade the softwarethrough signal lines from the satellite.1. Select the satellite and TP or inputthe TP value and download PID, these