Dell Inspiron 3470 Service Manual page 6

Downloading the Video driver........................................................................................................................................ 65
Downloading the Storage driver.................................................................................................................................... 66
Downloading the Chipset driver.....................................................................................................................................66
Downloading the Network driver................................................................................................................................... 67
Downloading the Serial ATA driver.................................................................................................................................67
37 System setup............................................................................................................................................. 69
Boot Sequence.................................................................................................................................................................69
Navigation keys................................................................................................................................................................ 69
BIOS overview..................................................................................................................................................................70
Entering BIOS setup program.........................................................................................................................................70
Enabling or disabling the USB in BIOS setup program.......................................................................................... 70
Identifying the hard drive in BIOS setup program..................................................................................................70
Checking the system memory in BIOS setup program......................................................................................... 70
System Setup Options..................................................................................................................................................... 71
Flashing the BIOS.............................................................................................................................................................74
38 System and setup password.......................................................................................................................75
Assigning a system password and setup password..................................................................................................... 75
Deleting or changing an existing system setup password.......................................................................................... 76
Clearing Forgotten Passwords....................................................................................................................................... 76
Prerequisites............................................................................................................................................................... 76
Procedure....................................................................................................................................................................76
Post-requisites............................................................................................................................................................ 77
Clearing CMOS Settings................................................................................................................................................. 77
Prerequisites................................................................................................................................................................77
Procedure.................................................................................................................................................................... 77
Post-requisites............................................................................................................................................................78
39 Troubleshooting......................................................................................................................................... 79
Flashing the BIOS.............................................................................................................................................................79
Reinstall Windows using a USB recovery drive............................................................................................................ 79
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...................................................................................80
Running the ePSA diagnostics................................................................................................................................. 80
Diagnostics....................................................................................................................................................................... 80
Flea power release............................................................................................................................................................ 81
Wi-Fi power cycle............................................................................................................................................................. 81
40 Getting help and contacting Dell................................................................................................................82
Self-help resources.......................................................................................................................................................... 82
Contacting Dell................................................................................................................................................................. 82
6 Contents