Problem ASUS DVD-E616A3T

Hello all, once again i am having problems :a , this time its a DVD-ROM ASUS DVD-E616A3T, and it seems to have a riplock, i tried nero cd-dvd speed (using a dvd video) and it stays at lows 4-6x speed transfer.

Here is the discinfo:

DISCINFO VERSION : 1.6.1.6
VENDOR : ASUS
MODEL : DVD-E616A3T
REVISION : 1.01
LOADING MECHANISM : Tray
NUMBER VOL. LEVELS : 256
BUFFER SIZE : 198KB
INTERFACE : ATAPI
RPC2 SCHEME : YES
STATUS : Not Set
USER CHANGES : 5
VENDOR CHANGES : 4
CURRENT REGION : Not set
ANALOG AUDIO PLAY : YES
COMPOSITE OUTPUT : NO
DIGITAL PORT-PORT1 : NO
DIGITAL PORT-PORT2 : NO
READ UPC CODE : YES
MULTISESSION READ : YES
MODE 2 FORM 1 : YES
MODE 2 FORM 2 : YES
READ ISRC CODE : YES
READ BAD CODE : NO
BUFFER UNDER-RUN : NO
MT. RAINIER : NO
CAN READ CDR : YES
CAN READ CDRW : YES
CAN READ CDRM2 : YES
CAN WRITE CDR : NO
CAN WRITE CDRW : NO
CAN TEST WRITE : NO
CAN READ DVD-ROM : YES
CAN READ DVD-R : YES
CAN READ DVD-RW : YES
CAN READ DVD-RAM : YES
CAN READ DVD+R : YES
CAN READ DVD+RW : YES
CAN WRITE DVD-R : NO
CAN WRITE DVD-RW : NO
CAN WRITE DVD-RAM : NO
CAN WRITE DVD+R : NO
CAN WRITE DVD+RW : NO
MAX CDR READ SPEED : 79

Is there a way to modify firmware to make it at least 12x or 16x? if so ill really appreciate a link of instructions on how to do it.

Thanks in advance.