Yamaha RX-V373BL User Manual - Page 70

Problem Noise/hum is heard. The sound is distorted. Cause Remedy The unit is too close to another digital or radio frequency device. Move the unit further away from the device. The cable connecting the unit and playback device is defective. If there is no problem with the connection, replace with another cable. A device connected to the unit's output jacks is not turned on. (This may happen due to the nature of AV receivers.) Turn on all devices connected to the unit's output jacks. Video Problem No video. Cause Another input source is selected on the unit. Another input source is selected on the TV. The video signal output from the unit is not supported by the TV. The cable connecting the unit and TV (or playback device) is defective. The input video signal (resolution) is not supported by the unit. No video from the playback device (connected to the unit with HDMI). The TV does not support HDCP (High-bandwidth Digital Content Protection). The number of devices connected to the HDMI OUT jack is over the limit. The menu of the unit is not displayed on the TV. The TV is not connected to the unit via HDMI. Another input source is selected on the TV. Remedy Select an appropriate input source with the input selection keys. Switch the TV input to display the video from the unit. Check the video output setting of the playback device. For information about video signals supported by the TV, refer to the instruction manuals for the TV. If there is no problem with the connection, replace with another cable. To check the information about the current video signal (resolution), use "Signal Info" in the "Option" menu (p.53). For information about video signals supported by the unit, see "HDMI signal compatibility" (p.76). Refer to the instruction manuals for the TV and check the TV's specifications. Disconnect some of the HDMI devices. You can display the menu of the unit on the TV only when they are connected with an HDMI cable. If necessary, use an HDMI cable to connect them (p.18 to 21). Switch the TV input to display the video from the unit (HDMI OUT jack). FM/AM radio Problem FM radio reception is weak or noisy. AM radio reception is weak or noisy. Cause There is multi-path interference. Your area is too far from the FM station transmitter. The noises may be caused by fluorescent lamps, motors, thermostats, or other electrical equipment. Remedy Adjust the FM antenna height or orientation, or place it in a different location. Press MODE to select monaural FM radio reception (p.40). Use an outdoor FM antenna. We recommend using a sensitive multi-element antenna. It is difficult to completely eliminate noise. It may be reduced by using an outdoor AM antenna. APPENDIX ➤ Troubleshooting En 70