Hdd password

a customer gave me an inspiron N5110 laptop with a HDD password . he forgot the password because the laptop was broken since 2 years and last week he bought a new motherboard . i have installed the new motherboard . without password and neither service tag . i putted the service tag wich was under the laptop in the bios . but he’s asking me for an HDD password .in the hard disk there are many photos of his children .
the hard disk is : wd5000BPVT-75HXZT3
the service tag is GBQJMP1
can you help me please

Hello,

WD Internal drives do not have a security feature. If the drive is asking for a password he probably used a 3rd party security software to set it up. Unless you get the correct password you wont be able to access the drive.