Sony STR-D390 Operating Instructions - Page 17

Chapter 4 Other Information Troubleshooting Guide Before proceeding through the check list below, examine the connections and the procedures outlined in the manual. Should any problem persist after you have checked the following items, consult your nearest Sony dealer. Problem No FM station can be located by Auto-Tuning operation. The STEREO indicator flickers or does not appear when receiving stereo programs. No AM station can be tuned in. No stations can be tuned in by pressing PRESET TUNING +/-. No sound is heard even if you adjust VOLUME. One channel does not transmit 5i audio, or the volume from the left and right speakers is unbalanced. Cause The signal strength of the stations is too weak. A very weak FM station or a noisy FM program is received. The tuning interval is set incorrectly. No stations have been preset. The speaker or program source equipment is not connected correctly. The SPEAKERS NB buttons is not set correctly. A wrong function selector has been pressed. The function switch on the VCR is not set correctly. The BALANCE control is not set appropriately. The speaker or program source is not connected correctly. Solution Adjust the antenna. Directly tune in the stations. (See page 11) Adjust the antenna or connect an external FM antenna. Press FM MODE to set to MONO mode. Change the tuning interval according to the AM frequency allocation system of your country. (See page 4) Preset the stations. (See page 14) Connect the equipment correctly. Set the buttons correctly. If the A and B buttons are both depressed, check that both speaker systems are properly connected. Press the correct function selector. Check and set it correctly. Adjust the BALANCE control. Check and properly connect the equipment. 17