Ok. When I get home.
If I trying to run Imgburn with disk - all freezes on "Searching for SCSI/ATAPI devices...". Without disk its see SATA DVD±RW/RAM drive.
I will try it.
Optiarc AD-7263S FW1.00
AMD SB800 AHCI 1.2.0.164 driver
Windows 7 x64
With 2.5.1.0 all work well. Imgburn 2.5.2.0 with disk in drive can't start at all and stall still if insert disk after start.