Dell Inspiron 16 Plus 7620 Service Manual - NVIDIA GeForce RTX 3060 - Page 4

Installing the speakers (tweeters)...39 Power-button board...40 Removing the power-button board...40 Installing the power-button board...41 Power button with optional fingerprint reader...42 Removing the power button with optional fingerprint reader 42 Installing the power button with optional fingerprint reader 43 System board...44 Removing the system board...44 Installing the system board...47 Power-adapter port...50 Removing the power-adapter port...50 Installing the power-adapter port...51 Palm-rest and keyboard assembly...52 Removing the palm-rest and keyboard assembly 52 Installing the palm-rest and keyboard assembly 53 Chapter 4: Drivers and downloads 55 Chapter 5: System setup...56 Entering BIOS setup program...56 Navigation keys...56 Boot Sequence...57 System setup options...57 System and setup password...61 Assigning a system setup password...61 Deleting or changing an existing system setup password 62 Clearing CMOS settings...62 Clearing BIOS (System Setup) and System passwords 63 Updating the BIOS...63 Updating the BIOS in Windows...63 Updating the BIOS using the USB drive in Windows 63 Updating the BIOS from the F12 One-Time boot menu 63 Chapter 6: Troubleshooting...65 Handling swollen Lithium-ion batteries...65 Locate the Service Tag or Express Service Code of your Dell computer 65 System-diagnostic lights...66 SupportAssist | On-board Diagnostics...67 Recovering the operating system...67 WiFi power cycle...68 Chapter 7: Getting help and contacting Dell 69 4 Contents