InstallationAudio (Optical) Output port.Connect the other end of the optical cable to theBdigital audio (optical) input on the audio equipment.See the external audio equipment instructionmanual for operation.Dig it al Set-to p Box+ ' 0 ,NoteWhen connecting with external audio equipments,Rsuch as amplifers or speakers, please turn the TVspeakers off.! Caution:Do not look into the optical output port. Lookingqat the laser beam may damage your vision.Connecting a computerHow to connectTo get the best picture quality, adjust the VGAA graphics card to 1024s768.Use the TV’s VGA or DVI (Digital Visual Interface)BAudio IN port for audio connections, depending onyour computer connector.If the graphic card on the computer does notqoutput analog and digital RGB simultaneously,connect only one of either VGA IN or HDMI IN todisplay the VGA on the TV.If the graphic card on the computer does outputqanalog and digital RGB simultaneously, set the TVto either VGA or HDMI; (the other mode is set toPlug and Play automatically by the TV.)Then, make the corresponding audio connection.CIf using a sound card, adjust the VGA sound asrequired.How to useTurn on the computer and the TV.AUse INPUT on the remote control to select VGA orBHDMI source.Check the image on your TV. There may be noiseCassociated with the resolution, vertical pattern,contrast or brightness in VGA mode. If noiseis present, change the VGA mode to anotherresolution, change the refresh rate to another rateor adjust the brightness and contrast on the menuuntil the picture is clear. If the refresh rate of the VGAgraphic card can not be changed, change the VGAgraphic card or consult the manufacturer of the VGAgraphic card.NoteUse a DVI cable.RService ManualModel No.: HL40XP122