Yamaha GX-700 Owner's Manual - Page 20

Preparations and connections Speaker balance adjustment You can adjust the sound output level balance between the front, center, and rear speakers using the built-in test tone generator. This is important for the best performance of the built-in Dolby Pro Logic surround decoder. The adjustment of each speaker output level should be done at your listening position with the remote control. Otherwise, the result may not be satisfactory. 4, 7 6 1 1 2 3 1 2 3 6 7 8 6 7 8 A B C TIME PROG R. TIME MODE REPEAT RANDOM 4 5 4 5 PRESET 9 0 D E EDIT +I0 TUNER DISC SKIP TUNER CD REC/PAUSE TAPE DIRECTION CENTER/ REAR/DELAY TEST PROGRAM BASS BOOST MUSIC LEVEL POWER SLEEP /I INPUT VOLUME 3 2, 5 1 Turn on the power. 2 Turn down the volume to minimum. 3 Press PROGRAM once or more until " PRO LOGIC" lights up on the sound field program indicator. 4 Press TEST. * "TEST" flashes on and off on the display. 5 Press VOLUME + (up) to increase the volume. You will hear a test tone (like pink noise) from the left front speaker, the center speaker, the right front speaker, and then the rear speakers, for about 2.5 seconds each. The display changes as shown below. * The test tone from the left rear speaker and the right rear speaker will be heard at the same time. 6 Press LEVEL +/- to adjust the sound output levels of the center speaker and the rear speakers so that the level becomes almost as same as that of the front speakers. ex.) MUSIC PROGRAM PRO LOGIC CD TEST Changes. 7 When the adjustments are finished, press TEST to cancel the test tone. * "TEST" disappears from the display. Note Once you have completed these adjustments, you can adjust whole sound level on your audio system by using VOLUME on the main unit (or the remote control). E-10