BIOS setup program................................................... 125Entering BIOS setup program................................................................ 125Clearing forgotten passwords................................................................ 125Clearing CMOS settings........................................................................ 126Removing the Dell logo board..................................... 128Prerequisites.......................................................................................... 128Procedure.............................................................................................. 129Replacing the Dell logo board..................................... 132Procedure.............................................................................................. 132Post-requisites.......................................................................................132Technology and components...................................... 134Power.................................................................................................... 134Processor.............................................................................................. 134Mechanical............................................................................................ 134Peripherals.............................................................................................135WLAN/WWAN...................................................................................... 135Zigbee................................................................................................... 135CANbus................................................................................................. 13610