Question about Sony DNF420PS Walkman Personal MP3/CD Player
On your player there is a switch, usually on the bottom or inside the CD compartment. It will say "hold". You need to switch this in the opposite direction that it is currently in. Afterwards you should have no problems. This feature is designed to lock your player so that you don't accidently push buttons when your active.
Posted on Apr 05, 2011
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Posted on Jan 02, 2017
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