Προβλημα εγγραφης με αντιγραφικο PX-750A

[Pantelis Orfanos]

εκανα αναβαθμιση το firmware του DVD δυστυχως παλι το ιδιο προβλημα μου βγαζει:

System
-----------------------
K3b Version: 1.0.1

KDE Version: 3.5.7
QT Version:  3.3.8
Kernel:      2.6.21-ARCH
Devices
-----------------------
PLEXTOR DVDR   PX-750A 1.03 (/dev/sr0, ) [CD-R, CD-RW, CD-ROM,
DVD-ROM, DVD-R, DVD-RW, DVD-R DL, DVD+R, DVD+RW, DVD+R DL] [DVD-ROM,
DVD-R Sequential, DVD-R Dual Layer Sequential, DVD-R Dual Layer Jump,
DVD-RAM, DVD-RW Restricted Overwrite, DVD-RW Sequential, DVD+RW,
DVD+R, DVD+R Dual Layer, CD-ROM, CD-R, CD-RW] [SAO, TAO, SAO/R96P,
SAO/R96R, Restricted Overwrite, Layer Jump]

ASUS DVD-E616A 1.05 (/dev/sr1, ) [CD-ROM, DVD-ROM] [DVD-ROM, CD-ROM] [None]
Burned media
-----------------------
DVD+R

K3bIsoImager
-----------------------
mkisofs print size result: 2148367 (4399855616 bytes)
Pipe throughput: 33655808 bytes read, 33654784 bytes written.

Used versions
-----------------------
mkisofs: 1.1.6
growisofs: 7.0

growisofs
-----------------------
Executing 'builtin_dd if=/dev/fd/0 of=/dev/sr0 obs=32k seek=0'
:-[ MODE SENSE#2A failed with SK=4h/ASC=08h/ACQ=03h]: Input/output error

growisofs command:
-----------------------
/usr/bin/growisofs -Z /dev/sr0=/dev/fd/0 -use-the-force-luke=notray
-use-the-force-luke=tty -use-the-force-luke=tracksize:2148367
-dvd-compat -speed=16 -use-the-force-luke=bufsize:32m

mkisofs
-----------------------
2148367
I: -input-charset not specified, using utf-8 (detected in locale settings)
  0.02% done, estimate finish Mon Jul  9 10:53:07 2007
  0.05% done, estimate finish Mon Jul  9 10:53:07 2007
  0.07% done, estimate finish Mon Jul  9 10:53:07 2007
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  0.35% done, estimate finish Mon Jul  9 10:57:53 2007
  0.37% done, estimate finish Mon Jul  9 10:57:35 2007
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  0.47% done, estimate finish Mon Jul  9 10:56:41 2007
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  0.65% done, estimate finish Mon Jul  9 10:55:40 2007
  0.68% done, estimate finish Mon Jul  9 10:55:35 2007
  0.70% done, estimate finish Mon Jul  9 10:55:30 2007
  0.72% done, estimate finish Mon Jul  9 10:55:25 2007
  0.74% done, estimate finish Mon Jul  9 10:55:21 2007

mkisofs calculate size command:
-----------------------
/usr/bin/genisoimage -gui -graft-points -print-size -quiet -volid
Heroes-DVD01 -volset  -appid K3B THE CD KREATOR (C) 1998-2006
SEBASTIAN TRUEG AND THE K3B TEAM -publisher  -preparer  -sysid LINUX
-volset-size 1 -volset-seqno 1 -sort /tmp/kde-ironwiller/k3bhZVOPb.tmp
-rational-rock -hide-list /tmp/kde-ironwiller/k3bjKitub.tmp -joliet
-joliet-long -hide-joliet-list /tmp/kde-ironwiller/k3blTlUib.tmp
-no-cache-inodes -full-iso9660-filenames -iso-level 2 -path-list
/tmp/kde-ironwiller/k3bgTeAJb.tmp

mkisofs command:
-----------------------
/usr/bin/genisoimage -gui -graft-points -volid Heroes-DVD01 -volset
-appid K3B THE CD KREATOR (C) 1998-2006 SEBASTIAN TRUEG AND THE K3B
TEAM -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno
1 -sort /tmp/kde-ironwiller/k3bNBKhLa.tmp -rational-rock -hide-list
/tmp/kde-ironwiller/k3bJnRJha.tmp -joliet -joliet-long
-hide-joliet-list /tmp/kde-ironwiller/k3bXxkBVa.tmp -no-cache-inodes
-full-iso9660-filenames -iso-level 2 -path-list
/tmp/kde-ironwiller/k3bnNQuIa.tmp

τι αλλο να κανω?