Ok so I burned an ISO file today and this is my results:
I 12:36:51 ImgBurn Version 2.4.2.0 started!
I 12:36:51 Microsoft Windows XP Media Center Edition (5.1, Build 2600 : Service Pack 2)
I 12:36:51 Total Physical Memory: 2,030,056 KB - Available: 1,516,876 KB
W 12:36:51 Drive D:\ (FAT32) does not support single files > 4 GB in size.
I 12:36:51 Initialising SPTI...
I 12:36:51 Searching for SCSI / ATAPI devices...
I 12:36:52 Found 1 DVD-ROM and 1 DVD