HDD PCB’s BIOS/Main Controller IC(7)

Seagate PCB(part 1)

1. Board Number: 100536501 REV A
    Main Controller IC: B5502C20
    HDD Motor Combo IC: SH6968B

2. Board Number: 100406533 
    Main Controller IC: 100404225
    HDD Motor Combo IC: 100369972/SH6960B E

3. Board Number: 100532367
    Main Controller IC: LSI-B5502C30
    HDD Motor Combo IC: SMOOTHLM04

4. Board Number: 100466824
    Main Controller IC: TTB5501D
    HDD Motor Combo IC: 100439116

5. Board Number: 100428473
    Main Controller IC: 100404226

6. Board Number: 100535704
    Main Controller IC: B5502C30
    HDD Motor Combo IC: SH6964BD

7. Board Number: 100532367
    Main Controller IC: LSI-B5502C30
    HDD Motor Combo IC: SMOOTHLM04

8. Board Number: 100390920
    Main Controller IC: 100404226
    HDD Motor Combo IC: SH6960BE

9. Board Number: 100422559
    Main Controller IC: 100404226
    HDD Motor Combo IC: SH6960BE

10. Board Number: 100617465
      Main Controller IC: B6650B
      HDD Motor Combo IC: SH6968BA