52Chapter 3: Using the Receiverwww.gateway.comTo select stereo mode:■ Press the Stereo button on the remote control to cancel surround modeand switch to stereo mode.If Stereo mode is applied to a multi-channel DTS, Dolby Digital, or MPEG signal,the signal is downmixed to a 2-channel downmix (2-CH DOWNMIX) mode,allowing the multi-channel signal to be reproduced through only two speakersor through headphones.To cancel Stereo mode and switch back to surround mode, use the DSP Modebuttons on your remote control.Adjusting the channel levelsYou can adjust your channel levels using test tones or manually. Ideally youshould use the test tone method first and then make any additional adjustmentsthrough the manual process.To adjust channel levels using test tones:1 Press the T. Tone button on the remote control. The test tone plays out ofeach channel in a 2-second cycle. If a speaker setting is N, the test tonewill not play out of that channel.2 Press the CH/LEVEL up and down buttons on the remote control to adjustthe level for each channel.3 Press the T. Tone button on the remote control to cancel the test tone.