G920F restart in Recoverry after flash

hy
after flash G920FXXU6ERC1 phone in:
Error
Device does not have DRK, please install DRK first.
Press any buton
and Recovery mode

try to repait DRK but no luck:
Checking local file... OK
Searching server... OK
Compare local and server file... OK (up to date)
Searching USB Flash interface... COM11 detected
Setup connection... OK
Reading data from phone... OK
Sending data to phone... OK
Sending data to phone... OK
Waiting ADB device... timeout
Phone not found
Done with Samsung Tool PRO v.32.7

phone restart in Recovery mode, no power on

please help to alive this phone
thx

Attached Images

G920F_1.jpg (749.8 KB)