now another big problem-only dark screen -but download mode ok.
again got file H818P20d_00_0204.kdz from octopus support-then convert to H818P20d_00_0204.oct
using this file also flashed-logs r in below link
then i tried to flash in official flasher-flashing never start is my problem.
tried in xp and windows 7-can not-help me