Sony STR-AV570 Operating Instructions - Page 7

Troubleshooting Problem Solution STEREO indicator flickers or does not light up when FM stereo programs are received. • Check the FM antenna connection, and adjust the antenna. • Press FM MODE to disengage the stereo mode. The figures in the display window do not stop at the desired • Check the antenna connection and adjust the antenna station during automatic tuning. direction. • Tune in the station using the direct access tuning. Stations cannot be tuned in correctly when the numeric button is pressed. • Memorize the frequency correctly. Audio is not heard. • Check the speaker and program source connections. • Check that the appropriate function selector is depressed. • Check that the appropriate SPEAKERS selector is depressed. If the A and B selectors are both depressed, check that both speaker systems are properly connected. One channel does not transmit audio, or the volume from the • Adjust the BALANCE control. left and right speakers is unbalanced. • Check the speaker connections. There is an abrupt loss of sound from one or both of the speakers. (This symptom may be caused when the protection circuit inside the unit activates.) • Turn off the receiver, and check the speaker terminals or speaker cord for a short. Sound transmitted from the speaker is reversed. • Connect the speaker correctly. Severe hum or noise is heard. • Use shielded connecting cords. • Keep the audio components further away from the TV. • Connect the ground wire to the ANTENNA ground terminal. • Clean any dirty plugs and jacks with a cloth lightly moistened with alcohol. The P (protection) alarm appears in the display window. • A serious trouble has occurred such as overheating or short-circuiting. Refer servicing to qualified person. The unit cannot be controlled by the Remote Commander. • Correctly point the head of the commander toward the unit. If there is any object between the unit and the commander head, remove it.