A101 G9 migration to cyanogen 10.2 hangs

Hi all,

I did the migration from Android 4.0.28 to cyanogen 10.2 for my Archos 101 G9 tablet following the instructions in this forum.
Now the reboot hangs showing the cyanogen logo (a kind of mask and a running arrow around it ...
Do I have to wait for a longer time and whatelse can I do?


Thanks for any hint.

Michael