145
Symptom Cause/Solution Page
For some radio 
stations, “Radio 
station server full” or 
“Connection down” 
is displayed and 
station cannot be 
connected to.
•Station is congested or not currently broadcasting. Wait a while 
before trying again.
–
Sound is broken 
during playback.
•Network or USB memory device’s signal transfer speed is slow 
or communications lines or radio station is congested. This is not 
a malfunction. When playing broadcast data with a high bit rate, 
the sound may be broken, depending on the communications 
conditions.
–
Sound quality is poor 
or noise is heard 
during play.
•File being played has a low bit rate. This is not a malfunction. –
Cannot login to 
Pandora. (“Email 
address” or 
“Password” is 
displayed.)
•Login information is incorrect. Check if the “Email address” for 
Pandora has been properly entered. Re-enter the “Password”. 
(Password is not displayed.)
http://www.pandora.com/denon
56
GAirPlayH
Symptom Cause/Solution Page
The AirPlay icon 
 is not displayed 
in iTunes or on the 
iPhone/iPod touch/
iPad.
•This unit and the computer or iPhone/iPod touch/iPad are not 
connected to the same network (LAN). Connect the computer or 
iPhone/iPod touch/iPad to the same network as this unit.
•iTunes or the iPhone/iPod touch/iPad do not have firmware that 
supports AirPlay installed. Update to the latest firmware.
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123
No sound. •The volume in iTunes or on the iPhone/iPod touch/iPad is set to 
the minimum setting. Adjust the volume to the optimum level.
•This unit is not selected in the screen that is displayed when 
iTunes or the iPhone/iPod touch/iPad is started. Start iTunes or 
switch on the iPhone/iPod touch/iPad, click the AirPlay icon 
 in 
the displayed screen, and select this unit.
•AirPlay playback has not started. Click the 1 button in iTunes or 
press the 1 button on the iPhone/iPod touch/iPod.
–
65
–
When using AirPlay 
with the iPhone/
iPod touch, the 
sound suffers from 
intermittent breaks 
or AirPlay does not 
function.
•Quit the application running in the background of the iPhone/iPod 
touch, and then play using AirPlay.
•When playing via a wireless connection, outside conditions may 
affect the unit. To remedy this, change the network environment, 
e.g. shorten the distance to the wireless LAN access point.
•Update the iPhone/iPod touch application or iTunes to the latest 
version.
–
–
–
GRemote control unitH
Symptom Cause/Solution Page
The set cannot be 
operated with the 
remote control unit.
•Batteries are worn out. Replace with new batteries.
•Operate the remote control unit within a distance of about  
23 ft/7 m from this unit and at an angle of within 30°.
•Remove any obstacle between this unit and the remote control 
unit.
•Insert the batteries in the proper direction, checking the q and 
w marks.
•The set’s remote control sensor is exposed to strong light (direct 
sunlight, inverter type fluorescent bulb light, etc.). Move the set 
to a place in which the remote control sensor will not be exposed 
to strong light.
•The setting of the zone to operate does not match. Press 
MAIN or 
ZONE2 to select the zone to operate.
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