Hitachi PCB’s BIOS

Hitachi 2.5" PCB 0A52026 White Paper Numbers: 0A52026 Hitchi 2.5" PCB OA71398/0A71398 White Paper Numbers: OA71398/0A71398 Hitachi 2.5" PCB 0J11457 White Paper Numbers: 0J11457 Hitachi 2.5" PCB 0A52020 White Paper Numbers: 0A52020 Hitachi 3.5" PCB 0A90377 Board Number: 0A90377 Hitachi 2.5" PCB 0A26800 Hitachi 3.5" PCB 0A90380 Board Number: 0A90380

Hitachi PCB 0J11390

Q: i’ve Hitachi HDS723020BLA642 hard drive with faulty pcb: PCB: 110 0A90302 01 MCU: 0J11390 Motor Chip: 0A73080 Do you have donor PCB compatible with mine? A: We have the donor PCB – 0J11390. When you get this PCB, you need to move your original PCB’ s BIOS to the replacement PCB.

Hitachi PCB 0A54346

Q: Do you have PCB 0A54346-DA2110A For HTS543232L9A300 HITACHI 5k320-320. Do I need to change any chip? or just swap it? A: For 2.5” Hitachi PCB swapping, just need the donor PCB has same first line number – 0A54346 on the white paper as yours. You need to move your original PCB’s 2 BIOS to … Read more

Hitachi PCB 0A71258

Q: I have Hitachi 2.5″ drive.  USB connector broke off and shorted.  Moved drive to other USB to SATA connection and drive shows no partition now.  Was going to try a PCB swap.  My board is 0A71258 DA2802C Wzh013 16WK This Hitachi 0A71258 PCB Circuit Board is listed in IBM/Hitachi PCBon HDDZone.com

Hitachi 3.5" PCB OA56992/0A56992

Q1: I have a Hitachi HDD model HDT721075SLA380. The controller of this HDD is broken, it has something to do with the power. My controller has the code ‘0A29871’ to the PCB itself and the infineon microcontroller has the code ‘0A56992’. Q2: I should replace the pcb of my hard disk HDT721075SLA380 HITACHI SATA 3.0 … Read more

Hitachi 3.5" PCB OA29620/0A29620

Q1: I own an Hitachi Desktar 3.5" 500GB, model HDT725050VLAT80 The PCB has burnt (Please find picture in attached file "PCB_old"): 0A53035 BA2178_ Mzn722 V05T main controller: 0A29620 UAB-M3063R2 Q2: Hello, I would like to buy a PCB INFINEON OA29620 chip card. This is an external hard drive HITACHI DESKSTAR product in May 2007. S … Read more

Hitachi 2.5" PCB OA71428/0A71428

Q: I have a bad controller card and was wondering what will be required for the replacement PCB to recognize properly. Hitachi PCB 0A71428 Does this have a 8-pin bios chip that is moved or will the Main IC need to be swapped? This Hitachi OA71428/0A71428 PCB Circuit Board is listed in IBM/Hitachi PCB on … Read more