Dell Inspiron 15 7572 Inspiron 15 7000 Service Manual - Page 6

Procedure...51 Post-requisites...51 37 Downloading drivers...52 Downloading the audio driver...52 Downloading the graphics driver...52 Downloading the USB 3.0 driver...52 Downloading the Wi-Fi driver...52 Downloading the media-card reader driver...53 Downloading the chipset driver...53 Downloading the network driver...53 38 System setup...54 Boot Sequence...54 Navigation keys...54 BIOS overview...54 Entering BIOS setup program...55 System setup options...55 System and setup password...58 Assigning a system password and setup password 59 Deleting or changing an existing system and or setup password 59 Clearing CMOS settings...59 Clearing forgotten passwords...60 39 Troubleshooting...61 Flashing the BIOS...61 Flashing BIOS (USB key)...61 Enhanced Pre-Boot System Assessment (ePSA) diagnostics 61 Running the ePSA diagnostics...62 Diagnostics...62 Flea power release...63 Wi-Fi power cycle...63 40 Getting help and contacting Dell 64 6 Contents