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Yamaha NX-B55 Owner's Manual

Bluetooth speaker system.
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Plays a variety of contents with high-quality sound.
Playing wirelessly via Bluetooth and connecting the
audio cable to AUDIO INPUT connector allows you
to connect a variety of external devices, such as
mobile phones, computers, portable players, etc.
When no sound is input for a period of time, the
speakers go to standby mode automatically. Since you
do not have to turn on/off the power every time, you
can save energy.
Loudness control
The Loudness control function of the speakers allows
you to enjoy rich bass tone sounds even at low volumes.


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   Summary of Contents for Yamaha NX-B55

  • Page 1

    NX-B55 BLUETOOTH SPEAKER SYSTEM OWNER’S MANUAL Features Plays a variety of contents with high-quality sound. Playing wirelessly via Bluetooth and connecting the audio cable to AUDIO INPUT connector allows you to connect a variety of external devices, such as mobile phones, computers, portable players, etc.

  • Page 2

    Caution: Read this before operating your unit. To assure the finest performance, please read this manual carefully. Keep it in a safe 11 Do not attempt to modify or fix this unit. Contact qualified Yamaha service place for future reference.

  • Page 3: Table Of Contents

    Please read the following operating precautions before use: THE WIRES IN THE MAINS LEAD ARE COLOURED IN ACCORDANCE • Use the AC adaptor designed specifically for this unit only. Yamaha is not WITH THE FOLLOWING CODE: responsible for damage caused by using other power adaptors.

  • Page 4: Controls And Functions

    Controls and functions Front panel Headphones connector (3.5 mm stereo mini jack) Use for a headphones connection. When headphones are connected, sound is not output through the speakers. R speaker (Right) (On the right side when Notes facing the front of the To protect your hearing, make sure that the volume is low before headphones are speakers.) used.

  • Page 5: Rear Panel

    Controls and functions p (power)/indicator (LED) Viewing the p (power) button from the side… When you press p (power), this unit will turn on and the indicator will light up. Note Even when this unit is turned off or is in standby mode, it consumes a small amount of electricity.

  • Page 6: Auto Standby

    AUTO STANDBY This unit has a function that automatically activates standby mode (power save mode) when no audio signal is input from a connected device, or Deactivating the auto-standby mode when the connected device is playing at a low volume for a certain period (about 30 minutes).

  • Page 7: Connections

    Connections Connect an external device using the supplied cable. R speaker (Right) Rear panel L speaker (Left) R speaker (Right) Rear panel 3.5 mm stereo mini R speaker (Right) plug cable (supplied) Rear panel Connect to the output connector of the connected device. Connect the supplied 3.5 mm stereo mini plug cable between AUDIO INPUT and the external device (TV, computer, etc.), as illustrated.

  • Page 8: Connection For Playing Music

    • This unit can be paired with up to 8 other devices. When pairing is conducted b Press p (power) d Select “NX-B55 Yamaha” a Turn on the successfully with the 9th device and the pairing data is registered, the pairing data of the other device which is the least recently connected to this unit, is cleared.

  • Page 9

    connection for playing music Playback via connection a Press p (power) to turn on this unit. b Operate the paired other device to establish the Bluetooth connection. The status indicator lights up in blue when Bluetooth connection is completed. c Start playback of the other device. d Adjust the volume level using the VOL (volume) PLAY control of this unit.

  • Page 10

    connection for playing music Switching to another device Clearing all the pairing data Only one other device can be connected to this unit at the same time. If you want to switch the currently connected device to another one, perform the following steps. a Perform either of the steps below, On (within 5 seconds)

  • Page 11: Troubleshooting

    Refer to the table below if the unit does not operate properly. If the problem you are experiencing is not listed below, or if the instruction does not help, turn off the unit, disconnect the power cable, and contact the nearest authorized Yamaha dealer or service center.

  • Page 12

    Troubleshooting Symptoms Causes Remedies Increase the volume level of the connected device, or press p The sound is muted Auto-standby is functioning. automatically. (power) twice to turn on this unit. See “Deactivating the auto-standby mode” (☞ page 3). Auto-standby is not The AUTO STANDBY switch is set to OFF.

  • Page 13

    Causes Remedies The iPhone/iPad/iPod touch stores any recently paired Delete any pairing history of NX-B55 on the iPhone/iPad/ device in memory to allow connection with the same device iPod touch, then pair with the NX-B55 again (“Pairing (Registration)” ☞ page 5).

  • Page 14: Status Indicator (led)

    Specifications Status indicator (LED) Bluetooth version ................Ver. 2.1+EDR Auto Indicator (LED) Power Supported profile ..................A2DP Connection Supported audio codec................. SBC, AAC Power off/ RF output power..............Bluetooth Class 2 Standby Maximum communications range....10 m (33 ft) without interference Input connector ........ø 3.5 mm (1/8 in.) stereo mini jack × 1 (lights up) Green Headphone output connector....

  • Page 15

    This symbol on the products, packaging, and/or accompanying • Bluetooth is a registered trademark of the Bluetooth SIG and is used by Yamaha in documents means that used electrical and electronic products should accordance with a license agreement.

  • Page 16

    © 2013 Yamaha Corporation Printed in China ZJ05580...

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