Connection to a computer

• Your “WALKMAN” is not connected to the computer by using the supplied USB cable.

• Connect your “WALKMAN” to the computer by using the supplied USB cable. If you use a USB cable other than the one supplied, it may not connect to the computer properly and the computer may not recognize your “WALKMAN.”

• Your “WALKMAN” is not connected to the supplied USB cable properly.

• Connect your “WALKMAN” to the supplied USB cable properly and firmly. Charging will start (the OPR lamp lights up in red) even if the connection was not made properly, but there is a possibility that the computer has not recognized your “WALKMAN.” In such a case, disconnect your “WALKMAN” from the supplied USB cable and then connect to the supplied USB cable again.

• The remaining battery power is low or insufficient.

• Recharge the battery. When you use your “WALKMAN” for the first time, or if you have not used your “WALKMAN” for a long time, it may take a few minutes to be recognized by the computer, even if charging has already started (the OPR lamp lights up in red). Check that the computer recognizes your “WALKMAN” after you have connected it to the computer for about 5 minutes.

• Your “WALKMAN” is not connected to the USB cable properly.

• Disconnect the USB cable, and then reconnect it.

• There is not enough free space in the built-in flash memory.

• Transfer any unnecessary data back to the computer to increase free space.

• For details on the maximum recordable number of files or folders, see [Details].

• Songs with a limited playing period or play count may not be transferred due to restrictions set by copyright holders. For details on the settings of individual audio file, contact the distributor.

• You may be attempting to transfer files that are not in a playable format.

• Transfer files in a playable format, see [Details].