Do you have a faulty Liteon DG-16D5S DVD in your Xbox 360? Are you swapping your drive to another console and are unable to program your firmware due to write protection being ena bled ?  

Matrix NAND Programmer for Xbox 360
 

Matrix Freedom PCB is perfect replacement for all LiteOn DG-16D4S mainboards (produced before 31.07) 

Fits all Liteon DG-16D4S Drives
 

Locked PCB for all LiteOn DG-16D5S mainboards (produced after 31.07) 

Fits all Liteon DG-16D5S Drives

The Matrix Glitcher V1, adds full support and compatibility for 250 GB Corona (V1) and 4 GB Corona (V2) consoles.
As with the previous version the Matrix Glitcher II is still a complete plug and play solution. No need to program it before use, simply install it and select the correct switch combination for your console.