Hi, Sebastien.
--- System Configuration Dialog ---
Would you like to enter the initial configuration dialog? [yes/no]:
what`s the problem here?
Sounds like a config-register needs to be altered. Take a peek here:
http://www.cisco.com/en/US/products/sw/iosswrel/ps5187/products_tech_note09186a00802017a1.shtml
Hope this helps!
Thanks, Rob.