Gracias termita, lo voy a probar ahora mismo y te cuento...
EDITO: otro posavasos más, ahora ni siquiera ha empezado a grabar nada, se para en 0%
I 22:45:03 ImgBurn Version 2.5.7.0 started!
I 22:45:03 Microsoft Windows 7 Ultimate Edition (6.1, Build 7600)
I 22:45:03 Total Physical Memory: 1.038.712 KB - Available: 308.196 KB
I 22:45:03 Initialising SPTI...
I 22:45:03 Searching for SCSI / ATAPI devices...
I 22:45:05 -> Drive 1 - Info: ATAPI iHAS524 B AL2A (F:) (USB)
I 22:45:05 Found 1 DVD±RW/RAM!
I 22:47:46 Operation Started!
I 22:47:46 Source File: C:\Users\Jorge\Desktop\swag-nashulnistge\swag-nashulnistge.dvd
I 22:47:46 Source File Sectors: 4.267.015 (MODE1/2048)
I 22:47:46 Source File Size: 8.738.846.720 bytes
I 22:47:46 Source File Volume Identifier: DVD_ROM
I 22:47:46 Source File Volume Set Identifier: 6f444000MS UDFBridge
I 22:47:46 Source File Application Identifier: CDIMAGE 2.45 (12/06/2000 TM)
I 22:47:46 Source File Implementation Identifier: Microsoft CDIMAGE UDF
I 22:47:46 Source File File System(s): ISO9660; UDF (1.50)
I 22:47:46 Destination Device: [0:0:0] ATAPI iHAS524 B AL2A (F:) (USB)
I 22:47:46 Destination Media Type: DVD+R DL (Disc ID: MKM-003-00)
I 22:47:46 Destination Media Supported Write Speeds: 2,4x; 4x; 6x; 8x
I 22:47:46 Destination Media Sectors: 4.267.040
I 22:47:46 Write Mode: DVD
I 22:47:46 Write Type: DAO
I 22:47:46 Write Speed: 4x
I 22:47:46 DVD+R DL Reserve Track: No
I 22:47:46 Link Size: Auto
I 22:47:46 Lock Volume: Yes
I 22:47:46 Test Mode: No
I 22:47:46 OPC: Yes
I 22:47:46 BURN-Proof: Enabled
I 22:47:47 Write Speed Successfully Set! - Effective: 5.540 KB/s (4x)
I 22:47:47 Book Type Setting: DVD-ROM
I 22:47:47 Advanced Settings - Force HT: No, Online HT: No, OverSpeed: No, SmartBurn: Yes
I 22:48:18 Optimal L0 Data Zone Capacity: 2.133.520
I 22:48:18 Optimal L0 Data Zone Method: Copied From Original Disc
I 22:48:18 Set L0 Data Zone Capacity Succeeded!
I 22:48:53 Filling Buffer... (512 MB)
I 22:52:48 Writing LeadIn...
I 22:52:53 Writing Session 1 of 1... (1 Track, LBA: 0 - 4267014)
I 22:52:54 Writing Track 1 of 1... (MODE1/2048, LBA: 0 - 4267014)
I 22:52:54 Writing Layer 0... (LBA: 0 - 2133519)
W 22:52:54 Failed to Write Sectors 1216 - 1247 - Reason: Se agotó el tiempo de espera del semáforo.
W 22:52:54 Retrying (1 of 20)...