Samsung hard drive failures can be caused by many reasons. If we make sure the damage is caused by PCB board, we need to find a way to repair it.
Samsung hard drive pcb failure symptoms:
- Has the burnt marker on the PCB;
- HDD can't spin/have a smoke when it is connected;
- Short circuit; Interface damaged;
- Some abnormal noise also are caused by PCB failure.
How to repair failure samsung hard drive pcb:
Step 1. The best way to repair a failure samsung hdd pcb is finding a replacement PCB. To samsung pcb boards, in most cases, we just need to check the pcb number, such as BF41-00206B. All samsung PCB's board number begins with BF41-, ends with 00, 01, 02, etc. PCB number is printed on the board, not on the sticker.
Step 2. You can search with the pcb number on HardDriveParts.com to find a replacement PCB.
Samsung 3.5" hard drive PCB board number BF41-00206B
Samsung 2.5" hard drive PCB board number BF41-00357A
Samsung pcb's BIOS chip:
Most HDD boards have the unique BIOS(ROM or NVRAM chip) which includes the unique data to access the HDD system area. If the BIOS information is not compatible with your HDD, there is no way to read the HDD's data. Because of this, we should move the original PCB's BIOS to the replacement PCB. BIOS CHIP SWAPPING IS A MUST.
Please pay attention to the BIOS' words direction. Don't solder it in wrong direction; otherwise, the BIOS will be burnt.
Samsung PCB BF41-00353A's BIOS chip
Samsung pcb replacement tools you may need:
- T6/T8 screwdriver, which can unscrew the PCB from HDD;
- Hot-air gun, which can be used to change BIOS;
Note: In general, you can find a local electronics repair shop (cell phone repair shop, AV/TV repair shop, HDD repair shop, etc.) help you change BIOS. The cost is around $10-$20. You can save a lot of money than do data recovery which cost begins with $300.