Yamaha RX-V681 User Manual

En 139
Bluetooth
USB and network
Problem Cause Remedy
A Bluetooth connection cannot be established.
The Bluetooth function of the unit is disabled. Enable the Bluetooth function (p.121).
Another Bluetooth device is already connected to the unit. Terminate the current Bluetooth connection and then establish a new connection (p.74).
The unit and the Bluetooth device are too far apart. Move the Bluetooth device closer to the unit.
There is a device (such as microwave oven and wireless LAN) that
outputs signals in the 2.4 GHz frequency band nearby.
Move the unit away from those devices.
The Bluetooth device does not support A2DP. Use a Bluetooth device that supports A2DP.
The connection information registered on the Bluetooth device is not
working for some reason.
Delete the connection information on the Bluetooth device, and then establish a
connection between the Bluetooth device and the unit again (p.74).
No sound is produced, or the sound is interrupted
during playback.
The volume of the Bluetooth device is set too low. Turn up the volume of the Bluetooth device.
The Bluetooth device is not set to send audio signals to the unit. Switch the audio output of the Bluetooth device to the unit.
The Bluetooth connection has been terminated.
Establish a Bluetooth connection between the Bluetooth device and the unit again
(p.74).
The unit and the Bluetooth device are too far apart. Move the Bluetooth device closer to the unit.
There is a device (such as microwave oven and wireless LAN) that
outputs signals in the 2.4 GHz frequency band nearby.
Move the unit away from those devices.
Problem Cause Remedy
The unit does not detect the USB device.
The USB device is not connected to the USB jack securely. Turn off the unit, reconnect your USB device, and turn the unit on again.
The file system of the USB device is not FAT16 or FAT32. Use a USB device with FAT16 or FAT32 format.
Folders and files in the USB device cannot be viewed. The data in the USB device is protected by the encryption. Use a USB device without an encryption function.
The network feature does not function. The network parameters (IP address) have not been obtained properly.
Enable the DHCP server function on your router and set “DHCP” in the “Setup” menu to
“On” on the unit (p.119). If you want to configure the network parameters manually,
check that you are using an IP address which is not used by other network devices in
your network (p.119).
The unit cannot connect to the Internet via a wireless
router (access point).
The wireless router (access point) is turned off. Turn on the wireless router.
The unit and the wireless router (access point) are too far apart. Place the unit and the wireless router (access point) closer to each other.
There is an obstacle between the unit and the wireless router (access
point).
Move the unit and the wireless router (access point) in a location where there are no
obstacles between them.

Yamaha RX-V681 Specifications

General

Receiver type	Surround
Frequency range	20 - 20000 Hz
4Ω speaker support	Yes
Audio output channels	7.2 channels
Total Harmonic Distortion (THD)	0.06 %
Dynamic power per channel (4 Ohm)	190 W
Dynamic power per channel (8 Ohm)	125 W
Power output per channel (20-20KHz@8 Ohm)	150 W
HDMI in	6
Audio (L/R) in	5
Remote (IR) input	1
Composite video in	4
Component video (YPbPr/YCbCr) in	2
Audio (L/R) out	0
Headphone connectivity	3.5 mm
Product color	Silver
Audio decoders	DTS Neo:X, DTS-HD Master Audio, Dolby Digital Plus, Dolby Pro Logic IIx, Dolby TrueHD
Apple docking compatibility	-
Banana connector	14
Connectivity technology	Wired & Wireless
Speakers connectivity type	Banana connector/Binding posts
Supported radio bands	AM, FM
Optical drive included	No
Supported video modes	2160p
Power consumption (standby)	0.1 W

Weight and Dimensions

Depth	378 mm
Width	435 mm
Height	171 mm
Weight	10000 g