Samsung YP-S2 Service Manual page 30

4-2-2 Bootloader Upgrade Method
 When do you perform this procedure?: When NAND data is corrupted
 How to install YP-S2 as DFU DEVICE
1. Hold down the Smart key and press Play and connect the USB.
- The LED on the set will turn a pale blue (green+blue).
- After DFU connection, the POWER KEY can be released.
2. After connecting the USB, the device must be installed.
- After installing it twice, it will connect automatically from thereon.
Once the device is recognized, it will be connected to USB DFU DEVICE.
Samsung Electronics
Specify the folder in which DFU is stored.
(Driver Folder)
Serenadedfu_vid_0419_pid_0142.inf
Serenadedfu_vid_0492_pid_0141.inf
Troubleshooting
4-17