Yamaha ATS-2020 ATS-2020 Owners Manual - Page 18

No sound is coming from the subwoofer. (The SUBWOOFER indicator on the front panel of the sound bar is flashing.) The sound from the subwoofer is interrupted. (The SUBWOOFER indicator on the sound bar flashes when the sound is interrupted.) The subwoofer is not connected to an AC wall outlet. (The STATUS indicator on the subwoofer is not lit.) The sound bar and subwoofer are not connected due to a bad wireless communication status. (The STATUS indicator on the subwoofer continues to be lit in red or flash in green.) The sound bar and subwoofer are not paired. (The STATUS indicator on the subwoofer is flashing or lit in red.) The protection circuitry in the subwoofer has been activated. (The STATUS indicator on the subwoofer is lit in orange.) The connection between the sound bar and subwoofer is interrupted due to a bad wireless communication status. (The STATUS indicator on the subwoofer flashes in green when the sound is interrupted.) Plug in the power cable of the subwoofer to an AC wall outlet. Move the subwoofer closer to the sound bar. If the situation does not improve, move the subwoofer to a location with better communication. If the communication between the sound bar and subwoofer is obstructed by a metallic object or another object, change the position of the sound bar and subwoofer or change the installation location of the subwoofer. If there is a device (microwave oven, wireless LAN, etc.) that emits radio frequency signals, move the sound bar and subwoofer away from the device. Perform the pairing between the sound bar and subwoofer (p.19). If the SUBWOOFER indicator on the sound bar still does not light up in green after the pairing is performed, a malfunction might have occurred. Unplug the power cables from the AC wall outlets and contact the nearest authorized Yamaha dealer or service center. To protect the product, the power of the subwoofer cannot be turned on. Unplug the power cable from the AC wall outlet and contact the nearest authorized Yamaha dealer or service center. Move the subwoofer closer to the sound bar. If the situation does not improve, move the subwoofer to a location with better communication. If the communication between the sound bar and subwoofer is obstructed by a metallic object or another object, change the position of the sound bar and subwoofer or change the installation location of the subwoofer. If there is a device (microwave oven, wireless LAN, etc.) that emits radio frequency signals, move the sound bar and subwoofer away from the device. 16 En No sound is coming from the subwoofer or the sound is small. (The SUBWOOFER indicator on the sound bar is lit.) The volume decreases when the sound bar is turned on. No surround effect. Noise is heard. The volume is too low. The front side of the subwoofer is blocked. The playback source does not contain low-frequency signals. The protection circuitry in the subwoofer has been activated. (The STATUS indicator on the subwoofer is lit in orange.) The automatic volume adjustment function worked. To prevent excessive loudness, the sound bar automatically controls its volume within a certain level when the sound bar is turned on. Stereo playback is selected. The volume is too low. The TV or playback device is set to output 2 channel audio (such as PCM) only. The audio is output from the TV built-in speakers. The playback source does not contain surround audio. The sound bar is too close to another digital or high-frequency device. Turn up the volume of the subwoofer (p.8). Clear the area around the front side and the port of the subwoofer. Play back a sound source containing low-frequency signals, and confirm that the sound is output from the subwoofer. To protect the product, the power of the subwoofer cannot be turned on. Unplug the power cable from the AC wall outlet and contact the nearest authorized Yamaha dealer or service center. If necessary, turn up the volume (p.8). Select surround playback (p.9). Turn up the volume (p.8). Change the digital audio output setting on the TV or playback device to Dolby Digital or BitStream. Set the TV volume to minimum (p.6). Play back a source that contains audio recorded in surround. Move those devices away from the sound bar.