Liggy's and Dee's modified NEC and Optiarc firmwares

Everything about Optiarc AD7240S, AD7241S and AD7243S firmwares

The DVD burners Optiarc AD-7240S, AD-7241S and AD-7243S were released starting in March 2009. Unlike previous models, Optiarc did not release Parallel-ATA versions of these drives.
CD Freaks published an Optiarc AD-7240S drive review.
Click here for detailed specifications of the Optiarc AD7240S.

The following firmwares are available for download here:

Firmware version	Orig	Slow	Fast	RPC1	Auto
Liggy's DRU-870S Bitsetting Firmware 1.60	Download	n/a	n/a	Download	n/a
Original Sony DRU-870S firmware 1.60	Download	n/a	n/a	Download	n/a
Liggy's AD-7243S Bitsetting Firmware 1.01b	Download	n/a	n/a	Download	Download
Original Optiarc AD7243S firmware 1.01b	Download	n/a	n/a	Download	Download
Liggy's AD-7243S Bitsetting Firmware 1.01	Download	n/a	n/a	Download	n/a
Original Optiarc AD7243S firmware 1.01	Download	n/a	n/a	Download	n/a
Liggy's AD-7241S Bitsetting Firmware 1.02	Download	n/a	n/a	Download	Download
Original Optiarc AD7241S firmware 1.02	Download	n/a	n/a	Download	Download
Liggy's AD-7241S Bitsetting Firmware 1.01	Download	n/a	n/a	Download	n/a
Original Optiarc AD7241S firmware 1.01	Download	n/a	n/a	Download	n/a
Liggy's AD-7240S Bitsetting Firmware 1.02	Download	n/a	n/a	Download	Download
Original Optiarc AD7240S firmware 1.02	Download	n/a	n/a	Download	Download
Liggy's AD-7240S Bitsetting Firmware 1.01	Download	n/a	n/a	Download	n/a
Liggy's AD-7240S Bitsetting Firmware 1.00	Download	n/a	n/a	Download	n/a
Original Optiarc AD7240S firmware 1.01	Download	n/a	n/a	Download	n/a
Original Optiarc AD7240S firmware 1.00	Download	n/a	n/a	Download	n/a