Without any notice my device refused to operate back .It's GT-7100 SGN2 .I tried to access to Recovery mode (vol up + power+ menu )
with no luck I can not . Only downloading mode is avail .I used odin to flash it but at the begining a message appeared (no pit files)
Pit file downloaded but all I got in my odin is:
<OSM> Enter CS for MD5..
<OSM> Check MD5.. Do not unplug the cable..
<OSM> Please wait..
<OSM> N7100XXUEMKA_N7100OJVEMK3_N7100XXUEMJ9_HOME.tar.md 5 is valid.
<OSM> Checking MD5 finished Sucessfully..
<OSM> Leave CS..
<ID:0/006> Odin v.3 engine (ID:6)..
<ID:0/006> File analysis..
<ID:0/006> Can't open the serial(COM) port.
<OSM> All threads completed. (succeed 0 / failed 1)
I don't know what to do