Speed burn with SSM 851S

Hello,

i have a problem.

I have DVD-R with mediacode UME02


Unique Disc Identifier : [DVD-R:UME02]

Disc & Book Type : [DVD-R] - [DVD-R]
Manufacturer Name : [Ume Disc Manufacturing Ltd.]
Manufacturer ID : [UME02]
Blank Disc Capacity : [2,298,496 Sectors = 4.71 GB (4.38 GiB)]

** INFO : Hex Dump Of ‘Media Code’-Block Listed Below
** INFO : 4-Byte Header Preceding ‘Media Code’-Block Discarded
** INFO : Format 0Eh - Pre-Recorded Information In Lead-In
0000 : 01 40 c1 fd 9e d8 52 00 02 85 0d 10 88 9a 80 00 .@…R…
0010 : 03 55 4d 45 30 32 00 00 04 00 00 00 00 00 00 00 .UME02…
0020 : 05 88 80 00 00 00 02 00 06 09 0d 13 87 78 80 00 …x…
0030 : 07 88 80 00 00 00 00 00 08 05 15 0d 10 0b 0a 00 …
0040 : 09 98 08 0f 0b 78 88 00 0a 80 00 00 00 00 10 00 …x…
0050 : 0b 07 19 15 a7 88 75 00 0c 99 bc aa a2 20 22 00 …u… ".
0060 : 0d 00 00 d0 00 00 00 00 00 00 …

** INFO : Hex Dump Of ‘Control Data Zone’-Block Listed Below
** INFO : 4-Byte Header Preceding ‘CDZ’-Block Discarded
** INFO : Format 10h - Physical Format Information Of Control Data Zone
0000 : 25 0f 02 00 00 03 00 00 00 26 12 7f 00 00 00 00 %…&…

[ DVD Identifier V5.2.0 - http://DVD.Identifier.CDfreaks.com ]

I have modified the firmware with mediacodespeededit for burn at x8 but i have two line

I have flash the burner with Flash_Utility and when i read the firm with Flash_Utility and i open it in mediacodespeededit; i have the 2 lines for the media code UME02

when i want burn with nero, i can burn only at x1 or x2

Can you help me ?

thanks