W-8/V-85 phones are SEMC HW based.
Here you can see Cruiser log for W-8.
[ --- Attach to Phone --- ]
Connecting via UC-10 Universal Cable...
Powering on the phone...
Baseband chip ID: 0x7100
Protocol version: 3.1
Baudrate = 460800Bd
Unknown phone detected.
Phone CID: 38
Phone color: Red
Flash certificate: A1_DB2000_38_RED
Use testpoint to boot the phone!
All threads terminated.
At this moment (and maybe for long time) signed loaders are inaccessible.
So, solution can be offered from SE profis too.
SagemJtagUnlocker Team
BR