sorry for long answer (was not clear for me)
Optiarc DVD RW AD-7260S 1.03 (SATA)
Current Profile: CD-R
Disc Information:
Status: Incomplete
State of Last Session: Empty
Erasable: No
Sessions: 2
Sectors: 339 894
Size: 696 102 912 bytes
Time: 75:33:69 (MM:SS:FF)
Free Sectors: 8 553
Free Space: 17 516 544 bytes
Free Time: 01:56:03 (MM:SS:FF)
Next Writable Address: 351294
Supported Write Speeds: 8x; 16x; 24x; 32x; 40x; 48x
TOC Information:
Session 1... (LBA: 0 / 00:02:00)
-> Track 01 (Mode 1, LBA: 0 / 00:02:00)
-> LeadOut (LBA: 339894 / 75:33:69)
ATIP Information:
Disc ID: 97m22s67f
Manufacturer: Daxon
Start Time of LeadIn: 97m22s67f
Last Possible Start Time of LeadOut: 79m59s74f
Performance (Write Speed):
Descriptor 1...
-> B0: 0x00; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 1 764 KB/s (10x) - WS: 1 411 KB/s (8x)
Descriptor 2...
-> B0: 0x00; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 3 528 KB/s (20x) - WS: 2 822 KB/s (16x)
Descriptor 3...
-> B0: 0x00; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 7 056 KB/s (40x) - WS: 4 234 KB/s (24x)
Descriptor 4...
-> B0: 0x00; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 7 056 KB/s (40x) - WS: 5 645 KB/s (32x)
Descriptor 5...
-> B0: 0x03; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 7 056 KB/s (40x) - WS: 7 056 KB/s (40x)
Descriptor 6...
-> B0: 0x03; B1: 0x00; B2: 0x00; B3: 0x00
-> EL: 359849 (0x00057DA9)
-> RS: 8 467 KB/s (48x) - WS: 8 467 KB/s (48x)
so? disc is not closed right? and imgburn cannot it close but nero can