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

Everything about Optiarc AD7630A and AD7633A firmwares

 
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The DVD Burner Optiarc AD-7630A was announced during CeBIT in March 2007. The Optiarc AD7633 burner adds support for LabelFlash but both drives share the same hardware and only differ in firmware. However you should not try to simply flash an Optiarc 7633 firmware on an Optiarc 7630 drive or vice versa. This will NOT work. Click here for detailed specifications of the Optiarc AD7630A.

The following firmwares are available for download here:

Firmware version Download
Original Optiarc AD7633A firmware 1.00b Download
Original Optiarc AD7633A firmware 1.00 Download
Original Optiarc AD7630A firmware 1.00 Download

Overview on the used writing strategies

NEC released a program to switch these drives' IDE Mode between Master, Slave, Normal ATA and Reverse ATA.
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