28 ENGLISHSymptom RemedyGeneralSound cannot be heard. • Adjust the volume to the optimum level.• Check the cords and connections.“MISWIRING CHECK WIRINGTHEN PWR ON” appears.Turn the power off, then check to be sure the terminals ofthe speaker wires are insulated properly. Turn the poweron again.“PROTECTING SEND SERVICE”appears.Send the unit to the nearest service center.Source cannot be selected. Check the [SOURCE SELECT] setting. (Page 5)• Sound cannot be heard.• The unit does not turn on.• Information shown on thedisplay is incorrect.Clean the connectors. (Page 25)The unit does not work at all. Reset the unit. (Page 3)Correct characters are notdisplayed.• This unit can only display uppercase letters, numbers,and a limited number of symbols.• Depending on the display language you have selected(page 5), some characters may not be displayedcorrectly.Radio • Radio reception is poor.• Static noise while listeningto the radio.Connect the antenna firmly.TROUBLESHOOTINGSymptom RemedyCD/USB/iPodDisc cannot be ejected. Press and hold to forcibly eject the disc. Be careful notto drop the disc when it is ejected. If this does not solvethe problem, reset the unit (page 3).Noise is generated. Skip to another track or change the disc.“PLEASE EJECT” appears. Reset the unit (page 3). If this does not solve theproblem, consult your nearest service center.Playback order is not asintended.The playback order is determined by the order in whichfiles were recorded (disc) or the file name (USB).Elapsed playing time is notcorrect.This depends on the recording process earlier (disc/USB).“READING” keeps flashing. • Do not use too many hierarchical levels and folders.• Reload the disc or reattach the device (USB/iPod/iPhone).“UNSUPPORTED DEVICE”appears.• Check whether the connected USB device is compatiblewith this unit and ensure the file systems are insupported formats. (Page 26)• Reattach the USB device.“UNRESPONSIVE DEVICE”appears.Make sure the USB device is not malfunction and reattachthe USB device.“USB HUB IS NOTSUPPORTED” appears.This unit cannot support a USB device connected via aUSB hub.• The source does notchange to “USB” whenyou connect a USB devicewhile listening to anothersource.• “USB ERROR” appears.The USB port is drawing more power than the designlimit. Turn the power off and unplug the USB device.Then, turn on the power and reattach the USB device.If this does not solve the problem, turn the power off andon (or reset the unit) before replacing with another USBdevice.