Final Error when installing Lyncentry.exe 2013

Hi,

I'm getting an final error when installing Lync 2013 client on my PC (Windows 7 SP1 64). I'm trying to deploy  while a server have been configured.

I've downloaded Lyncentry.exe (the 32bit version as my Office 2010 is precisely a 32bits to)

At the end of the installation an error happen . And finaly I've got that message: (in french of course)

I can't find any good help on Internet. I'm very desappointed

Thank you for help

here a paste of the final message

Signature du problème :
  Nom d’événement de problème:    OfficeClassicSetup
  SETUP EXE VERSION:    15.0.4420.1017
  SETUP DLL NAME:    OSETUP.DLL
  SETUP DLL VERSION:    15.0.4420.1017
  ERROR CODE:    1603
  MSI HRESULT:    Unspecified
  ERROR DETAILS:    FC73469E
  FIRST ERROR CODE:    1603
  Version du système:    6.1.7601.2.1.0.256.48
  Identificateur de paramètres régionaux:    1036

It works correctly if i take a band new PC without Office and not in our AD.

there are full of informations in the log file resulting of the installation but I didn't found any trivial reason why it failed

BFCQ