To find a donor PCB or donor hitachi drive is one of the important factors to restore one patient hitachi drive with PCB malfunction or firmware or head damage which requires a swap.
Hitachi DK23DA has the models of DK23DA-10F with capacity of 10GB, DK23DA-20F with capacity of 20GB, DK23DA-30F with capacity of 30GB and DK23DA-40F with capacity of 40GB.
It has features of 10, 20, 30 or 40 GB in 9.5mm high package for maximum capacity slimline portable applications;
ATA-5 interface with 2048kB read/write cache; Ultra DMA mode 5 (100 MB/s max.) supported; GMR head and MEEPRML read channel technology; 32-bit RISC microprocessor, Shock sensor, SMART; Use of Fluid Dynamic Bearing Motor to improve Acoustic and shock characteristics. Usually you can buy this kind of Hitachi donor drives within $50. If you have one patient drive fixed with one donor drive, you may charge $500.
The following is the PCB information on this drive family:
1, Read/Write Channel; Interface Circuit; Servo Control Circuit;
2, Buffer RAM;
3, VCM Power AMP; Spindle Motor Power AMP;
4, Microprocessor (MPU): MPU RAM and MPU ROM; External Flash ROM
Hitachi hard drive repair tool recommended: HD Doctor for Hitachi
Data recovery Salon welcomes your comments and share with us your ideas, suggestions and experience. Data recovery salon is dedicated in sharing the most useful data recovery information with our users and only if you are good at data recovery or related knowledge, please kindly drop us an email and we will publish your article here. We need to make data recovery Salon to be the most professional and free data recovery E-book online.