PREREQUISITES:
Bootable WINPE w/ImageX, Diskpart and BCDboot utilities.
REF: How to Create a bootable WINPE USB drive/stick (LINK)
Boot computer from WINPE media.
IMAGEX /CAPTURE
X:\windows\system32> diskpart
DISKPART> list volume
Volume ### Ltr Label Fs Type Size Status Info ---------- --- ----------- ----- ---------- ------- --- Volume 0 E DVD-ROM 0 B No Media Volume 1 C NTFS Partition 74 GB Healthy Volume 2 F WINPE FAT32 Removable 7382 MB Healthy Volume 3 D 4TB_IMAGES NTFS Partition 4657 GB Healthy
DISKPART> exit
X:\windows\system32> cd X:\DISM
X:DISM> imagex /capture C:\ D:\VOLUME_C.wim "VOLUME_C" /verify /check
DISKPART
X:\windows\system32> diskpart
DISKPART> list volume
Volume ### Ltr Label Fs Type Size Status Info ---------- --- ----------- ----- ---------- ------- --- Volume 0 E DVD-ROM 0 B No Media Volume 1 C NTFS Partition 74 GB Healthy Volume 2 F WINPE FAT32 Removable 7382 MB Healthy Volume 3 D 4TB_IMAGES NTFS Partition 4657 GB Healthy
DISKPART> list disk
Disk ### Status Size Free Dyn Gpt
-------- ---------------- ------- ------- --- ---
Disk 0 Online 74 GB 9 MB
Disk 1 Online 7386 MB 0 B
DISKPART> select disk 0
DISKPART> list partition
Partition ### Type Size Offset
------------- ---------------- ------- -------
Partition 1 Primary 74 GB 31 KB
DISKPART> select partition=1
DISKPART> clean or delete part
DISKPART> create part pri
DISKPART> assign letter=C
DISKPART> active
DISKPART> exit
IMAGEX /APPLY
X:\windows\system32> cd X:\DISM
X:DISM> imagex /apply D:\VOLUME_C.wim 1 C:\ /verify
BCDBOOT
X:\windows\system32> bcdboot c:\windows /l en-us
REFERENCES/RESOURCES/LINKS:
https://technet.microsoft.com/en-us/library/dd744320(v=ws.10).aspx