This code identifies the physical body and motherboard layout. It is used by technicians for hardware identification.
Follow these steps precisely. Do not skip the reboot steps. Sony Vaio PCG 71315L Drivers For Win7
Check the physical wireless switch on the front edge of the laptop. If it is "On" but you still have no connection, ensure you have installed the specific driver for your card (Atheros and Intel versions were both used in this chassis). This code identifies the physical body and motherboard