I've tried a couple of different media's. I've tried Verbatim and Memorex.
I also downloaded and installed the latest firmware for the ND-2510A...it's now 2F9.
Here is the IMGBURN log of the latest burn try....
I 09:07:31 ImgBurn Version 1.0.0.0 started!
I 09:07:31 Microsoft Windows XP Professional (5.1, Build 2600 : Service Pack 2)
I 09:07:31 Initialising SPTI...
I 09:07:31 Searching for SCSI / ATAPI devices...
I 09:07:31 Found 1 DVD?RW!
I 09:08:13 Operation Started!
I 09:08:13 Source File: D:\Temp\Victory at Sea 1.iso
I 09:08:13 Source File Sectors: 3,650,597 (MODE1/2048)
I 09:08:13 Source File Size: 7,476,422,656 bytes
I 09:08:13 Source File Application Identifier: UltraISO V7.5 CD & DVD Image Creator, Copyright ©2002-2005 EZB Systems, Inc.
I 09:08:13 Destination Device: [1:0:0] _NEC DVD_RW ND-2510A 2.F9 (E:) (ATA)
I 09:08:13 Destination Media Type: DVD+R DL (Disc ID: MKM-001-00) (Speeds: 2.4x)
I 09:08:13 Destination Media Sectors: 4,173,824
I 09:08:13 Write Mode: DVD
I 09:08:13 Write Type: DAO
I 09:08:13 Write Speed: 2.4x
I 09:08:13 Link Size: Auto
I 09:08:13 Test Mode: No
I 09:08:13 BURN-Proof: Enabled
I 09:08:13 Optimal L0 Data Zone Capacity: 1,826,400
I 09:08:13 Optimal L0 Data Zone Method: ECC Block Boundary, VOBU Boundary
I 09:08:49 Filling Buffer...
I 09:08:50 Writing LeadIn...
W 09:09:04 Failed to Write Sectors 0 - 31 - Power Calibration Area Error
W 09:09:04 Retrying (1 of 20)...
W 09:09:19 Retry Failed - Power Calibration Area Error
W 09:09:19 Retrying (2 of 20)...
W 09:09:33 Retry Failed - Power Calibration Area Error
W 09:09:33 Retrying (3 of 20)...
W 09:09:48 Retry Failed - Power Calibration Area Error
W 09:09:48 Retrying (4 of 20)...
W 09:10:03 Retry Failed - Power Calibration Area Error
W 09:10:03 Retrying (5 of 20)...
W 09:10:26 Retry Failed - Power Calibration Area Error
W 09:10:26 Retrying (6 of 20)...
W 09:10:41 Retry Failed - Power Calibration Area Error
W 09:10:41 Retrying (7 of 20)...
W 09:10:55 Retry Failed - Power Calibration Area Error
W 09:10:55 Retrying (8 of 20)...
W 09:11:10 Retry Failed - Power Calibration Area Error
W 09:11:10 Retrying (9 of 20)...
W 09:11:24 Retry Failed - Power Calibration Area Error
W 09:11:24 Retrying (10 of 20)...
W 09:11:38 Retry Failed - Power Calibration Area Error
W 09:11:38 Retrying (11 of 20)...
W 09:11:51 Retry Failed - Power Calibration Area Error
W 09:11:51 Retrying (12 of 20)...
W 09:12:06 Retry Failed - Power Calibration Area Error
W 09:12:06 Retrying (13 of 20)...
W 09:12:20 Retry Failed - Power Calibration Area Error
W 09:12:20 Retrying (14 of 20)...
W 09:12:34 Retry Failed - Power Calibration Area Error
W 09:12:34 Retrying (15 of 20)...
W 09:12:49 Retry Failed - Power Calibration Area Error
W 09:12:49 Retrying (16 of 20)...
W 09:13:07 Retry Failed - Power Calibration Area Error
W 09:13:07 Retrying (17 of 20)...
W 09:13:26 Retry Failed - Power Calibration Area Error
W 09:13:26 Retrying (18 of 20)...
W 09:13:40 Retry Failed - Power Calibration Area Error
W 09:13:40 Retrying (19 of 20)...
W 09:13:53 Retry Failed - Power Calibration Area Error
W 09:13:53 Retrying (20 of 20)...
W 09:14:08 Retry Failed! - Power Calibration Area Error
E 09:14:13 Failed to Write Sectors 0 - 31 - Power Calibration Area Error
I 09:14:13 Synchronising Cache...
I 09:14:18 Closing Track...
I 09:14:19 Finalising Disc...
E 09:14:21 Failed to Write Image!
E 09:14:21 Operation Failed! - Duration: 00:06:07
I 09:14:21 Average Write Rate: N/A - Maximum Write Rate: N/A
Maybe someone can make heads or tails of it.....I certainly can't...