Additional test results:
I also tested the command line tool.
```
sdftool64.exe --all-yes -d G: rawflash -i "BP50NB40-NB40-1.00-Clean.bin"
```
The command completed with:
* Sending flash image to drive
* Programming flash
* Done successfully
However, after disconnecting and reconnecting the USB ...
Search found 2 matches
- Fri Jul 31, 2026 4:01 pm
- Forum: LibreDrive drives
- Topic: BP50NB40 (SVC NB40, MT1959) - rawflash says "Done successfully" but firmware stays at 1.03, tray dead
- Replies: 3
- Views: 80
- Fri Jul 31, 2026 3:59 pm
- Forum: LibreDrive drives
- Topic: BP50NB40 (SVC NB40, MT1959) - rawflash says "Done successfully" but firmware stays at 1.03, tray dead
- Replies: 3
- Views: 80
BP50NB40 (SVC NB40, MT1959) - rawflash says "Done successfully" but firmware stays at 1.03, tray dead
Hello Marty,
I'm trying to recover an LG BP50NB40 drive and I'm out of ideas.
Drive information
* Model: HL-DT-ST BD-RE BP50NB40
* SVC: NB40
* Manufacture date: December 2016
* Original firmware: 1.00
* Platform: MT1959
What happened
1. Read original firmware successfully.
2. Flashed BP50NB40 ...
I'm trying to recover an LG BP50NB40 drive and I'm out of ideas.
Drive information
* Model: HL-DT-ST BD-RE BP50NB40
* SVC: NB40
* Manufacture date: December 2016
* Original firmware: 1.00
* Platform: MT1959
What happened
1. Read original firmware successfully.
2. Flashed BP50NB40 ...