14en3.4.2 WLAN Ethernet Connection (WiFi USB dongle not included)• Make sure the player is powered on;• Plug the Wireless LAN USB Adapter (i.e. Wi-Fi USB Dongle) to the USB HOST port of the M520.4. gettIng started4.1 setup menuThe Setup menu allows you to personalize and configure the preferences for your player.To select a Setup option:- Select the Setup icon on the home screen- Use the uP/down navigational buttons to select an option, and then press ok.There are five Setup options, including audio, video, network, system, and mIsc.Use the uP/down navigational buttons to select a menu. Press ok to confirm.Press return to cancel and display the previous menu screen.4.1.1 Changing Audio Settingsnight mode- Choose between Off / On / Comfort. If the option is turned on, the audio output volume willbe decreased to make you more comfortable.digital output- Select to set Digital Output (S/PDIF) mode.Note: In raw mode, Dolby Digital, DTS, or MPEG sound can be bypassed to the HDMI TV or Digitalamplifier.