In most cases, we should exchange the BIOS/Main Controller IC before swap hard drive PCB, in order to make the replacement board compatible with our HDD. Now we will show you which PCB need to be changed BIOS & which PCB need to be changed Main Controller IC.
Samsung PCB(part 1)
1. Board Number: BF41-00315A (change BIOS)
2. Board Number: BF41-00180A
Main Controller IC: 88I6725S-TFJ1 (change Main Controller IC)
3. Board Number: BF41-00184B
Main Controller IC: 88I8826D-BAM2 (change BIOS)
4. Board Number: BF41-00329A
Main Controller IC: 88i9025-TFJ2 (change BIOS)
5. Board Number: BF41-00263A
Main Controller IC: 88i8925-TFJ2
HDD Motor Combo IC: SH6125B (change BIOS)
6. Board Number: BF41-00206B
Main Controller IC: 88i8826E-BAN2
HDD Motor Combo IC: SH6125B
7. Board Number: BF41-00163A
Main Controller IC: 88I6724S-LKJ2
HDD Motor Combo IC: R2S30002
8. Board Number: BF41-00204B
Main Controller IC: 88i8826c-BAM2
HDD Motor Combo IC: 90G2018
9. Board Number: BF41-00068A
Main Controller IC: 88I6522-LG0
HDD Motor Combo IC: HA13627
10. Board Number: BF41-00109A
Main Controller IC: 88i6523-LFH1
HDD Motor Combo IC: HA13645
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