To whom it might concern:
Device was detected a problem during power on.
Symptom:
1.power on
2.showing "system loading....
3.normally,
it will be running from 20%->40%->60%->80% then complete
4.Abnormal symptom is:
signal keeps showing system loading at 20%....
5.Take battery out of device and try several time, it keeps the same
symptom.
6.Connecting to PC/Notebook by USB cable
7.Device showing Ready (ver 1.321)
8.Can check files inside the device by PC/Notebook.
9.Disconnecting the USB and push the button of power on.
10.system become normal condition.
11. keep playing for a while, when system off ,symptom will appear again when power on the device.
Please advise how to fix this problem.
Best regards
Wally Weng

12.

Audio Players & Recorders - Samsung - YP - Yepp YP-T5H MP3 Player