LG NB5540 Owners Manual - Page 15
ARC Audio Return Channel, function, Additional information
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ARC (Audio Return Channel) function The ARC function enables an HDMI capable TV to send the audio stream to HDMI OUT of the unit. To use this function : -- Your TV must support the HDMI-CEC and ARC function and the HDMI-CEC and ARC must be set to On. -- The setting method of HDMI-CEC and ARC may differ depending on the TV. For details about ARC function, refer to your TV manual. -- You must use the HDMI cable (Type A, High Speed HDMI™ cable with Ethernet). -- You must connect the HDMI OUT on the unit with HDMI IN of the TV that supports ARC function using an HDMI cable. -- You can connect only one Sound bar to TV compatible with ARC. ,,Note ARC function is automatically selected when ARC signal comes in from TV, no matter what kind of the function you are using. Additional information for HDMI yy When you connect an HDMI or DVI compatible device make sure of the following: -Try switching off the HDMI/DVI device and this player. Next, switch on the HDMI/DVI device and leave it for around 30 seconds, then switch on this player. -The connected device's video input is set correctly for this unit. -The connected device is compatible with 720 x 480p, 1280 x 720p, 1920 x 1080i or 1920 x 1080p video input. yy Not all HDCP-compatible HDMI or DVI devices will work with this player. -The picture will not be displayed properly with non-HDCP device. Connecting 15 ,,Note yy If a connected HDMI device does not accept the audio output of the player, the HDMI device's audio sound may be distorted or may not output. yy Changing the resolution when the connection has already been established may result in malfunctions. To solve the problem, turn off the player and then turn it on again. 2 yy When the HDMI connection with HDCP is not verified, TV screen is changed to black screen. In this case, check the HDMI connection, or disconnect the HDMI cable. Connecting yy If there are noises or lines on the screen, please check the HDMI cable (length is generally limited to 4.5 m(15 ft). yy You cannot change the video resolution in the HDMI IN mode. Change the video resolution of the connected component. yy If the video output signal is abnormal when your personal computer is connected to HDMI IN jack, change the resolution of your personal computer to 480p, 720p, 1080i or 1080p. NB5540-NE.DUSALLK.indd 15 2013-12-26 2:16:57