13ENGLISH |Symptom RemedySound cannot be heard. • Adjust the volume to the optimum level.• Check the cords and connections.“PROTECT” appears and nooperations can be done.Check to be sure the terminals of the speaker wires are insulated properly, thenreset the unit. If this does not solve the problem, consult your nearest servicecenter.• Sound cannot be heard.• The unit does not turn on.• Information shown on thedisplay is incorrect.Clean the connectors. (➜ 12)The unit does not work at all. Reset the unit. (➜ 3)• Radio reception is poor.• Static noise while listening tothe radio.• Connect the antenna firmly.• Pull the antenna out all the way.“NA FILE” appears. Make sure the media contains supported audio files.“READ ERROR” appears. Copy the files and folders onto the USB device again. If this does not solve theproblem, reset the USB device or use another USB device.“NO DEVICE” appears. Connect a USB device, and change the source to USB again.“COPY PRO” appears. A copy-protected file is played.“NO MUSIC” appears. Connect a USB device that contains playable audio files.“NA DEVICE” appears. Connect a supported USB device, and check the connections.“USB ERROR” appears. • Remove the USB device, turn the unit off, then turn it on again.• Try to connect another USB device.“iPod ERROR” appears. • Reconnect the iPod.• Reset the iPod.“READING” keeps flashing. Do not use too many hierarchical levels or folders.The number of songscontained in the “SONGS”category of this unit is differentfrom the iPod/iPhone.Podcast files are not counted on this unit as this unit does not support theplayback of podcast files.Correct characters are notdisplayed (e.g. album name).This unit can only display uppercase letters, numbers, and a limited number ofsymbols.Pandora“ADD ERR” or “SEARCH ERR” New station creation is unsuccessful.“CHK DEVICE” Check the Pandora application on your device.“NO SKIPS” The skip limit has been reached.“NO STATIONS” No station is found.“STATION LIM” The number of registered stations has reached it’s limit. Retry after deleting anunnecessary station on your device.“UPGRADE APP” Make sure you have installed the latest version of the Pandora application onyour device.TROUBLESHOOTING