need flash file V20100 i got N97 china clone model: w897 dual sim, whenever simcard inserted, phone start up then switch off itself.
without simcard start up ok, go all the way to the main screen.
with version info:
[VERSION]
W897_09A_V20100205
[BRANCH]: 09A W897
on the pcb :
W897 WiFi V20100106.bin |