Samsung YP-U3 Service Manual page 22

7. Disconnect the player from the PC and turn it on. Then the upgrade begins.
8. When the player is turned off after upgrade, connect the player to the PC again. At this time,
the "USB connecting.." message may continue for 1 to 3 minutes depending on the firmware
version. (During that time the memory is being formatted.)
9. When the player is recognized by the PC, copy the YP-U3.SET and YP-U3.RSC files to the
System folder.
10. Disconnect the player from the PC and turn it on. Then the resource upgrade begins.
11. When the upgrade is complete, turn the player on again and check if it works properly.
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