My System Specs are -

MoBo - D945GCCR , CPU-Intel(R) Core(TM)2 Duo CPU E4500 @ 2.20GHz, RAM- 1gb DDR2, 80gb SATA hdd.

I am trying to install iDeneb 10.5.7 , but after the installation is over the system preferences app is not opening and unable to get LAN & Audio working.

can anyone help?