Kernel (safe) mode in WD simply allows you to deal with the pcb 
In many cases, the hard drive does not reach Ready mode 
For example, the hard drive is constantly ticking 
Or the hard drive is constantly in Bsy mode 
 
 
It is useful in solving many problems 
Simply put, in kernel mode, the spindel motor does not work 
The following pictures show how to enter the crane mode 
 
!guest!!post_hide_reply_hidden!  
 
In this mode, it is possible to charge the ROM 
Also, in some hard drives, especially L-shaped ones, you can access the modules in this mode after entering Safe Mode and entering 
List of modules 
 
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