Yamaha NX-B55 NX-B55 Owners Manual - Page 16

Troubleshooting Symptoms The sound is muted automatically. Auto-standby is not functioning. Causes Auto-standby is functioning. The AUTO STANDBY switch is set to OFF. Catching external noise. Auto-power on does not The volume of the other device is low. work. The played audio is too short. There is sound from the TV, even though this unit and TV are connected by an audio cable. The TV is not suitably set. Remedies Increase the volume level of the connected device, or press p (power) twice to turn on this unit. See "Deactivating the auto-standby mode" (☞ page 3). Set the AUTO STANDBY switch to ON. If this unit is close to mobile phones, radio devices, microwaves, inverter lights, etc., install this unit away from them. Increase the volume level of the other device. This unit is not turned on if the duration of the sound is short, such as a click. Change the settings of TV. ■ Bluetooth Symptoms Cannot make this unit pair or connect with the other device. Causes You can connect this unit to the other device within about 5 minutes of turning on this unit or stopping the Bluetooth connection with the other device. The other device does not support A2DP. A Bluetooth adaptor, etc., that you want to pair with this unit has a passkey other than "0000". The distance between this unit and the Bluetooth device is too long. There is a device (microwave oven, wireless LAN, etc.) that outputs signals in the 2.4 GHz frequency band nearby. Bluetooth connection is already established with another device. Remedies See "Pairing (Registration)" (☞ page 5). Perform the pairing operations with a device which supports A2DP. Use a Bluetooth adaptor, etc., whose passkey is "0000". Reposition this unit within 10 m (33 ft) of the other device. Install this unit away from such devices. Stop the Bluetooth connection with another device. 9 En