Operation Manual
44
 Troubleshooting
 “F ” (“ ” stands for a number.)
 •  There is a problem with this unit.
 - Is the volume extremely high?
 If so, lower the volume.
 - Is this unit placed in an extremely hot place?
 If so, move this unit to a cooler place and wait 
a few moments and then try to turn it on 
again.
 If the problem persists, write down the 
displayed number, disconnect the AC mains 
lead and consult your dealer.
 Load Fail
 •  The firmware on the USB flash memory cannot 
be found.
 •  Download the latest firmware on the USB flash 
memory and try again. ( 38)
 No Device
 •  No USB device is connected.
 •  Connect the USB device to be played. ( 28)
 No Network Available
 •  This unit is not connected to the network.
 •  Check the network connection. ( 18)
 Not Measured
 •  Measuring the output signal has not been done 
yet.
 •  Measure the output signal. ( 39)
 Not Valid
 •  The function you have tried to use is not 
available with the current settings. Check the 
steps and settings.
 Please Wait
 •  This is displayed, for example, when this unit 
is turned to standby/on. (For up to approx. 
1 minute and 30 seconds)
 “Remote 
” (“ ” stands for a number.)
 •  The remote control and this unit are using 
different codes.
 Change the code on the remote control. ( 15)
 Remote Mode
 •  Basic playback control buttons on the remote 
control are not available. (While playing back 
music stored on the DLNA server with this unit 
(DMR), etc.)
 •  Use the connected device for basic playback 
control.
 Searching
 •  The unit is checking the DLNA server on the 
network.
 Signal Overflow
 •  The audio from the analogue audio 
input terminal in use is distorted. Select 
“Attenuator(LINE)”, and change the setting for 
the analogue audio input terminal in use to 
“On”. ( 35)
 Unlocked
 •  “PC”, “COAX1”, “COAX2” or “OPT” is selected, 
but no device is connected. Check the 
connection with the device. ( 32, 33)
 •  Audio signals, such as sampling frequency 
components, are not input correctly.
 - About supported format, refer to “File 
format” ( 50)
 USB Over Current Error
 •  The iPhone/iPad/iPod or USB device is drawing 
too much power. Disconnect the iPhone/iPad/
iPod or USB device and turn the unit to standby 
and on again.
 Wi-Fi Setup
 •  Select “On” and press [OK] to enter the 
network setting. ( 19)
 - To exit the network setting, select “Off” and 
press [OK].
 Hub Device Not Supported/
Not Supported/
Device Not Recognized/
USB Device Not Supported
 •  You have connected an iPhone/iPad/iPod or 
USB device that is not supported.
 - If the iPhone/iPad/iPod is compatible, turn it 
on and connect it correctly.
 •  The format of the file on the iPhone/iPad/iPod 
or USB device is not supported.
 - About supported format, refer to “File 
format” ( 50)










