Samsung Electronics
4-15
Troubleshooting
4-2-2 Bootloader Upgrade Method
When do you perform this procedure?
: When NAND data is corrupted
How to save the Bootloader in the NAND flash memory
1. With the POWER ON KEY pressed, connect the USB.
- Press RESET and connect in DFU Mode.
- After DFU connection, the POWER KEY can be released.
2. After connecting the USB, the device must be installed.
- After initially installing it once, it connects automatically from thereon.
Specify the folder in which DFU is stored.
[Bluesdfu_vid419_pid0145.inf
Once the device is recognized, it will be connected to USB DFU DEVICE.
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