Manual
8
Front Panel≫ Rear Panel≫ Remote≫
Contents 
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 Connections 
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 Playback 
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 Setup 
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4.  Press   ON/STANDBY on the main unit to turn the unit into standby mode. 
The process is completed, and your rmware is updated to the latest version.
•  Do not use   on the remote controller.
If an Error Message is Displayed
If an error occurs, "- Error!" is displayed on the display of the unit. ("" 
represents an alphanumeric character.) Refer to the following descriptions and 
check.
Error Code
•  -01, -10:
LAN cable not found. Connect the LAN cable properly.
•  -02, -03, -04, -05, -06, -11, -13, -14, -16, -17, -18, -20, 
-21:
Internet connection error. Check the following:
 – Whether the router is turned on
 – Whether this unit and the router are connected via the network
Unplug and plug the power cords of this unit and the router. This may solve 
the problem. If you are still unable to connect to the Internet, the DNS server 
or proxy server may be temporarily down. Check the server operation status 
with your Internet service provider.
•  Others:
After removing the power plug once, insert it to the outlet, and then start the 
operation from the beginning.
Updating via USB
•  While updating the rmware, do not do the following:
 – Disconnecting and reconnecting cables, USB storage device, speaker 
setup microphone or headphones, or performing operations on the unit 
such as turning the power off
 – Accessing this unit from a PC or smartphone using their applications
•  Prepare a 256 MB or larger USB storage device. The format of USB storage 
devices supports FAT16 or FAT32 le system format.
 – Media inserted into a USB card reader may not be used for this function.
 – USB storage devices equipped with the security function are not supported.
 – USB hubs and USB devices equipped with the hub function are not 
supported. Do not connect these devices to the unit.
•  Delete any data stored on the USB storage device.
•  Turn off control devices (PC etc.) connected to the network.
•  Stop an Internet radio, USB storage device, or server content being played
•  If the multi-zone function is active, turn it off.
•  If "HDMI CEC" is set to "On", set it to "Off".
 – Press 
. Next, select "5. Hardware" - "HDMI" and press ENTER, then 
select "HDMI CEC" and select "Off".
*  Depending on the USB storage device or its content, long time may be required 
for loading, the content may not be loaded correctly, or power may not be supplied 
correctly.
*  Our company will not be liable whatsoever for any loss or damage of data, or storage 
failure arising from the use of the USB storage device. Please note this in advance.
*  The descriptions may differ from the actual on-screen displays, however, operations 
and functions are the same.
Update
1.  Connect the USB storage device to your PC.
2.  Download the rmware le from the our company's website to your PC and 
unzip.
Firmware les are named as below.
 ONKAVR_R.zip
Unzip the le on your PC. The number of unzipped les and folders varies 
depending on the model.
3.  Copy all unzipped les and folders to the root folder of the USB storage 
device.
•  Make sure to copy the unzipped les.
4.  Connect the USB storage device to the USB port of this unit.
•  If an AC adapter is supplied with the USB storage device, connect the AC 
adapter, and use it with a household outlet.
•  If the USB storage device has been partitioned, each section will be treated 
as an independent device.










