My dvdburner of laptop hp pavilion DV2726CA reads any cd dvd but

can't burn, i tried all cd's dvd's brands =, -, i used different applications ashampoo burner, power to go , nero , but i still have same problem even with vsta caus e i istalled xp and vista anb both os it doesn't work can you help me i cleaned also the lens i think maybe the burner is dead i,v got this info

Windows XP 5.1
IA32
WinAspi: -
NT-SPTI used
Nero Version: 8.3.6.0
Internal Version: 8, 3, 6, 0
(Nero Express)
Recorder: <Slimtype DVD A DS8A1H> Version: WH66 - HA 1 TA 0 - 8.3.6.0
Adapter driver: <IDE> HA 1
Drive buffer : 2048kB
Bus Type : default
CD-ROM: <Slimtype DVD A DS8A1H >Version: WH66 - HA 1 TA 0 - 8.3.6.0
Adapter driver: <IDE> HA 1
=== Scsi-Device-Map ===
CdRomPeripheral : Slimtype DVD A DS8A1H atapi Port 0 ID 0 DMA: On
DiskPeripheral : SAMSUNG HM250JI iaStor Port 2 ID 0 DMA: On
CdRomPeripheral : EDUJODI CLQJSH2RO5M7 1.03 a1k4hhzw Port 3 ID 0 DMA: Off
CdRomPeripheral : EDUJODI CLQJSH2RO5M7 1.03 a1k4hhzw Port 3 ID 1 DMA: Off
=== CDRom-Device-Map ===
Slimtype DVD A DS8A1H F: CdRom0
EDUJODI CLQJSH2RO5M7 I: CdRom1
EDUJODI CLQJSH2RO5M7 J: CdRom2
=======================
AutoRun : 1
Excluded drive IDs:
WriteBufferSize: 83886080 (0) Byte
BUFE : 0
Physical memory : 2038MB (2087212kB)
Free physical memory: 954MB (976916kB)
Memory in use : 53 %
Uncached PFiles: 0x0
Use Inquiry : 1
Global Bus Type: default (0)
Check supported media : Disabled (0)
6.10.2009
ISO compilation
11:14:36 #1 Text 0 File SCSIPTICommands.cpp, Line 450
LockMCN - completed sucessfully for IOCTL_STORAGE_MCN_CONTROL

11:14:36 #2 Text 0 File Isodoc.cpp, Line 6713
Iso document burn settings
------------------------------------------
Determine maximum speed : FALSE
Simulate : FALSE
Write : TRUE
Finalize CD : FALSE
Multisession : TRUE
Multisession type: : Start multisession
Burning mode : DAO
Mode : 1
ISO Level : 1 (Max. of 11 = 8 + 3 char)
Character set : ISO 9660
Joliet : TRUE
Allow pathdepth more than 8 directories : TRUE
Allow more than 255 characters in path : TRUE
Write ISO9660 ;1 file extensions : TRUE

11:14:36 #3 ISO9660GEN -11 File Geniso.cpp, Line 3349
First writeable address = 0 (0x00000000)

11:14:37 #4 Text 0 File Burncd.cpp, Line 3568
Turn on Disc-At-Once, using DVD media

11:14:37 #5 Text 0 File FilesystemSettingsValidator.cpp, Line 142
FS Settings: using validator 'CUDFSettingsValidatorDVD'
ParamMode = 'automatic', changing UDF partition type from 'physical' to 'physical'
Changing UDF revision from '1.02' to '1.02'

FSCTL_DISMOUNT_VOLUME

11:14:44 #29 Text 0 File Cdrdrv.cpp, Line 11450
DriveLocker: UnLockVolume completed

11:14:44 #30 Text 0 File SCSIPTICommands.cpp, Line 450
UnLockMCN - completed sucessfully for IOCTL_STORAGE_MCN_CONTROL

Existing drivers:
Registry Keys:
HKLM\Software\Microsoft\Windows NT\CurrentVersion\WinLogon\AllocateCDROMs : 0 (Security Option)