First of all, I just want to thank all of you for all the great replies. I have spend a lot of time searching around to find a solution, but with no luck. And I must say I really do appreciate all your help.
I just tried to make a test file, to see how good it was a burning a dvd. And must say it looks pretty okay. DVD media I used for this is :
Intenso DVD-R 1x-16x
Disc ID: DAXON016S
I 01:09:14 ImgBurn Version 220.127.116.11 started!
I 01:09:14 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 2)
I 01:09:14 Total Physical Memory: 1.047.788 KB - Available: 687.140 KB
I 01:09:14 Initialising SPTI…
I 01:09:14 Searching for SCSI / ATAPI devices…
I 01:09:14 Found 1 DVD-ROM, 1 DVDÂ±RW and 1 DVDÂ±RW/RAM!
I 01:09:53 Operation Started!
I 01:09:53 Source File: D: est.iso
I 01:09:53 Source File Sectors: 2.260.383 (MODE1/2048)
I 01:09:53 Source File Size: 4.629.264.384 bytes
I 01:09:53 Source File Volume Identifier: TEST
I 01:09:53 Source File Application Identifier: Derrow UDF/ISO Applica
I 01:09:53 Source File Implementation Identifier: Derrow UDF/ISO Library
I 01:09:53 Source File File System(s): ISO9660; UDF (1.02)
I 01:09:53 Destination Device: [2:0:0] TSSTcorp CDDVDW SH-S203B SB00 (F:) (SCSI)
I 01:09:53 Destination Media Type: DVD-R (Disc ID: DAXON016S) (Speeds: 4x; 6x; 8x; 12x; 16x)
I 01:09:53 Destination Media Sectors: 2.297.888
I 01:09:53 Write Mode: DVD
I 01:09:53 Write Type: DAO
I 01:09:53 Write Speed: 16x
I 01:09:53 Link Size: Auto
I 01:09:53 Test Mode: No
I 01:09:53 BURN-Proof: Enabled
I 01:09:54 Filling Buffer… (40 MB)
I 01:09:54 Writing LeadIn…
I 01:10:21 Writing Image… (LBA: 0 - 2260382)
I 01:15:21 Synchronising Cache…
I 01:15:31 Image MD5: c09886f9c91817786aa7ca36d9b870f9
I 01:15:31 Operation Successfully Completed! - Duration: 00:05:37
I 01:15:31 Average Write Rate: 15.119 KB/s (10.9x) - Maximum Write Rate: 22.107 KB/s (16.0x)
Now I just need to find a way to update the firmware from another PC… or just wait until I find another motherboard.