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1-open optiflasher as administrator if on 7 or vist..
2-click advanced..
3-click Detect port and select right port..
4-click settings..
5-select [Advance Mode2]..
6-select Repair [no ca found] and then choose DM800-sim2.01-ssl84b
7-click Do jop..
8-open power on to box..
9-wait optiflasher to finish repair..
10-after finish torn off power from box and turn on
2-click advanced..
3-click Detect port and select right port..
4-click settings..
5-select [Advance Mode2]..
6-select Repair [no ca found] and then choose DM800-sim2.01-ssl84b
7-click Do jop..
8-open power on to box..
9-wait optiflasher to finish repair..
10-after finish torn off power from box and turn on