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  • HDD PCB Repair

Seagate Ironwolf 6 TB Drive is completely dead

I have a Seagate Ironwolf 6 TB Drive. The board is completely dead. The board number is 100760706. The BIOS chip is very tiny. How can I read /write the BIOS. I will order the board from you guys. You can refer: https://www.hddzone.com/hard_drive_pcb_firmware_transfer.html  Or you … Seagate Ironwolf 6 TB Drive is completely deadRead more

November 4, 2026•0
Posted in
  • HDD PCB Repair

Swapping out the PCB board

100852967 REV C Is there anything that needs to be addressed other than swapping out the PCB board. Is it wrong to assume swapping 1 16 TB board for another is that complex?  Your input is greatly appreciated. Thanks Seagate PCB 100852967 is your donor … Swapping out the PCB boardRead more

November 4, 2026•0
Posted in
  • HDD PCB Repair

Replacement circuit board for a Western Digital 2.5" external hard drive

Do you have a replacement circuit board for a Western Digital 2.5″ external hard drive? The model number and serial number are below: Model #:  WDBKUZ0040BBK-WESN Serial #:  WX11D87657YH Please advise the board number which is etched on the PCB, as the attached photo. A … Replacement circuit board for a Western Digital 2.5" external hard driveRead more

November 4, 2026•0
Posted in
  • Seagate PCB

I assume the control board is bad

Hi, I hope all is well… I got a Seagate 3TB from an External Drive Enclosure that would shut down any computer or HDD Bay I connect it to. I assume the control board is bad.  What is your experience with such a thing? ST3000DM003 … I assume the control board is badRead more

October 30, 2026
Posted in
  • Seagate PCB

Need pcb for Seagate U10 ST320423A 20.4GB

Need pcb for Seagate U10 ST320423A 20.4GB IDE Desktop Drive Part Number: 9R5004-034 Configuration Level: D41912 Configuration Code: UOP-01 Firmware: 3.02 Site Code: Site: ML2 Do you have any and will it require bios swap. Please advise the board number which is etched on the … Need pcb for Seagate U10 ST320423A 20.4GBRead more

October 30, 2026
Posted in
  • Seagate PCB

Looking for an ST1000DM003 Seagate PCB

Looking for an ST1000DM003 Seagate PCB 100774000 REV D. Kindly advise if you are able to provide one. Thank you. ST1000DM003 Seagate PCB 100774000 – $27.00 – HDDzone.com is your donor PCB. Every PCB’s BIOS includes the unique info. When you get this PCB, you … Looking for an ST1000DM003 Seagate PCBRead more

October 30, 2026
Posted in
  • HDD PCB Repair

Replace PCB for Hitachi HTE725032A7E630 HDD

For the Hitachi HTE725032A7E630, a replacement PCB is a viable DIY repair, but it is not a simple plug-and-play swap. The key to success lies in a crucial extra step: transferring the ROM chip from your original, faulty board to the new one. Here is … Replace PCB for Hitachi HTE725032A7E630 HDDRead more

October 23, 2026
Posted in
  • HDD PCB Repair

Replace PCB for WD WD5000AVKX HDD

For the Western Digital WD5000AVKX, a replacement PCB is a viable DIY repair, but it is not a simple plug-and-play swap. The key to success lies in a crucial extra step: transferring the ROM chip from your original, faulty board to the new one. Here … Replace PCB for WD WD5000AVKX HDDRead more

October 22, 2026
Posted in
  • HDD PCB Repair

Replace PCB for Hitachi HDT725032VLA380 HDD

For the Hitachi HDT725032VLA380, a replacement PCB is a viable DIY repair, but it is not a simple plug-and-play swap. The key to success lies in a crucial extra step: transferring the ROM chip from your original, faulty board to the new one. Here is … Replace PCB for Hitachi HDT725032VLA380 HDDRead more

October 22, 2026
Posted in
  • HDD PCB Repair

Replace PCB for Hitachi HTS727564A9E364 HDD

For the Hitachi HTS727564A9E364, a replacement PCB is a viable DIY repair, but it is not a simple plug-and-play swap. The key to success lies in a crucial extra step: transferring the ROM chip from your original, faulty board to the new one. Here is … Replace PCB for Hitachi HTS727564A9E364 HDDRead more

October 21, 2026

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Recent Posts

  • Seagate Ironwolf 6 TB Drive is completely dead
  • Swapping out the PCB board
  • Replacement circuit board for a Western Digital 2.5" external hard drive
  • I assume the control board is bad
  • Need pcb for Seagate U10 ST320423A 20.4GB
  • Looking for an ST1000DM003 Seagate PCB
  • Replace PCB for Hitachi HTE725032A7E630 HDD
  • Replace PCB for WD WD5000AVKX HDD
  • Replace PCB for Hitachi HDT725032VLA380 HDD
  • Replace PCB for Hitachi HTS727564A9E364 HDD
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  • HDD PCB Shop
    • Seagate PCB
    • Western Digital PCB
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    • Toshiba PCB
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    • Maxtor PCB
    • HDD Repair Tools
  • HDD PCB Replacement Guide
    • Replace Seagate PCB
    • Replace WD PCB
    • Replace Samsung PCB
    • Replace Hitachi PCB
    • Replace Toshiba PCB
    • Replace Maxtor PCB