Owners Manual
Page 3
......10 Service Tag...11 Battery charge and status light ...11 Chapter 2: Set up your Inspiron 16 5645 12 Chapter 3: Specifications of Inspiron 16 5645 14 Dimensions and weight...14 Processor...14 Chipset...15 Operating system...15 Memory...15 External ports...16 Internal slots...16 Wireless module...16 Audio...17 Storage...17 Media-card reader...18 Keyboard...18 Keyboard function keys...19 Camera...20 Touchpad...20 Power adapter...21 Battery...22 Display...23 Fingerprint reader (optional)...24 Sensor ...24 GPU-Integrated...24 External display support...24 Hardware security...25 Operating and...
......10 Service Tag...11 Battery charge and status light ...11 Chapter 2: Set up your Inspiron 16 5645 12 Chapter 3: Specifications of Inspiron 16 5645 14 Dimensions and weight...14 Processor...14 Chipset...15 Operating system...15 Memory...15 External ports...16 Internal slots...16 Wireless module...16 Audio...17 Storage...17 Media-card reader...18 Keyboard...18 Keyboard function keys...19 Camera...20 Touchpad...20 Power adapter...21 Battery...22 Display...23 Fingerprint reader (optional)...24 Sensor ...24 GPU-Integrated...24 External display support...24 Hardware security...25 Operating and...
Owners Manual
Page 4
... memory module ...40 Installing the memory module ...41 M.2 solid state drive...42 Removing the solid-state drive ...42 Installing the solid-state drive ...43 Wireless card...44 Removing the wireless card ...44 Installing the wireless card ...45 Speakers...46 Removing the speakers ...46 Installing the speakers ...48 Fan...50 Removing the fan ...50 Installing the fan ...51 Chapter 6: Removing and installing Field Replaceable Units (FRUs 53 Battery...53 Rechargeable Li-ion battery precautions...53 Removing the battery ...53 Disconnecting the battery cable ...54 Connecting the battery cable...
... memory module ...40 Installing the memory module ...41 M.2 solid state drive...42 Removing the solid-state drive ...42 Installing the solid-state drive ...43 Wireless card...44 Removing the wireless card ...44 Installing the wireless card ...45 Speakers...46 Removing the speakers ...46 Installing the speakers ...48 Fan...50 Removing the fan ...50 Installing the fan ...51 Chapter 6: Removing and installing Field Replaceable Units (FRUs 53 Battery...53 Rechargeable Li-ion battery precautions...53 Removing the battery ...53 Disconnecting the battery cable ...54 Connecting the battery cable...
Owners Manual
Page 5
... reader 74 Installing the power button with optional fingerprint reader 75 Power-adapter port...76 Removing the power-adapter port ...76 Installing the power-adapter port ...77 System board...78 Removing the system board ...78 Installing the system board ...82 Palm-rest and keyboard assembly...85 Removing the palm-rest and keyboard assembly 85 Installing the palm-rest and keyboard assembly 87 Chapter 7: Software...89 Operating system...89 Drivers and downloads...89 Chapter 8: BIOS Setup...90 Entering BIOS setup program...90 Navigation keys...90 F12 One Time Boot menu...
... reader 74 Installing the power button with optional fingerprint reader 75 Power-adapter port...76 Removing the power-adapter port ...76 Installing the power-adapter port ...77 System board...78 Removing the system board ...78 Installing the system board ...82 Palm-rest and keyboard assembly...85 Removing the palm-rest and keyboard assembly 85 Installing the palm-rest and keyboard assembly 87 Chapter 7: Software...89 Operating system...89 Drivers and downloads...89 Chapter 8: BIOS Setup...90 Entering BIOS setup program...90 Navigation keys...90 F12 One Time Boot menu...
Owners Manual
Page 7
... port Connect devices such as external storage devices and printers. Battery-status light Indicates the battery-charge status. ● Solid yellow-Battery charge is low. ● Blinking yellow-Battery charge is critical. Right view 1. Views of Inspiron 16 5645 Figure 1. Provides a data transfer speed of your computer and charge the battery. 2. Power-adapter port Connect a power adapter to provide power to the SD card. Left Figure 2. Universal audio port Connect headphones or a headset (headphone and microphone combo). 3. The computer supports the following card types...
... port Connect devices such as external storage devices and printers. Battery-status light Indicates the battery-charge status. ● Solid yellow-Battery charge is low. ● Blinking yellow-Battery charge is critical. Right view 1. Views of Inspiron 16 5645 Figure 1. Provides a data transfer speed of your computer and charge the battery. 2. Power-adapter port Connect a power adapter to provide power to the SD card. Left Figure 2. Universal audio port Connect headphones or a headset (headphone and microphone combo). 3. The computer supports the following card types...
Owners Manual
Page 8
Supports Power Delivery that enables faster charging. Top Figure 3. Privacy shutter Slide the privacy shutter to 5 Gbps. 5. USB 3.2 Gen 1 (5 Gbps) port Connect devices such as external storage devices, printers, and external displays. Provides a data transfer speed of Inspiron 16 5645 Provides up to cover the camera lens and protect your finger on the power button steadily to log in use. 2. When the computer is not in . 8 Views of up to put...
Supports Power Delivery that enables faster charging. Top Figure 3. Privacy shutter Slide the privacy shutter to 5 Gbps. 5. USB 3.2 Gen 1 (5 Gbps) port Connect devices such as external storage devices, printers, and external displays. Provides a data transfer speed of Inspiron 16 5645 Provides up to cover the camera lens and protect your finger on the power button steadily to log in use. 2. When the computer is not in . 8 Views of up to put...
Owners Manual
Page 12
... power button. If not connected to the Internet, create an offline account. ● On the Support and Protection screen, enter your Inspiron 16 5645 When setting up, Dell Technologies recommends that the power adapter is connected to your computer when it is turned on the battery. Steps 1. Locate and use Dell apps from your computer depending on -screen instructions to complete the setup. Finish the operating system setup. For Windows: Follow the on the configuration you : ● Connect to a network...
... power button. If not connected to the Internet, create an offline account. ● On the Support and Protection screen, enter your Inspiron 16 5645 When setting up, Dell Technologies recommends that the power adapter is connected to your computer when it is turned on the battery. Steps 1. Locate and use Dell apps from your computer depending on -screen instructions to complete the setup. Finish the operating system setup. For Windows: Follow the on the configuration you : ● Connect to a network...
Owners Manual
Page 13
... renew or upgrade your computer with critical fixes and latest device drivers as they become available. SupportAssist SupportAssist proactively and predictively identifies hardware and software issues on your Inspiron 16 5645 13 Get the most out of MyDell: ● Application ● Audio ● Power ● Color and Display ● Presence detection For more information about using Dell Update, see product guides at Dell Support Site. Dell Digital Delivery Download software applications...
... renew or upgrade your computer with critical fixes and latest device drivers as they become available. SupportAssist SupportAssist proactively and predictively identifies hardware and software issues on your Inspiron 16 5645 13 Get the most out of MyDell: ● Application ● Audio ● Power ● Color and Display ● Presence detection For more information about using Dell Update, see product guides at Dell Support Site. Dell Digital Delivery Download software applications...
Owners Manual
Page 16
... Resource at Dell Support Site. Table 7. External ports Description USB ports Values ● Two USB 3.2 Gen 1 (5 Gbps) ports ● One USB 3.2 Gen 2 (10 Gbps) Type-C with DisplayPort 1.4 and PowerDelivery port Audio port One Universal audio port Video port/ports One HDMI 1.4 port Media-card reader One SD-card slot Power-adapter port One power-adapter port Security-cable slot One wedge-shaped lock slot Internal slots The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Inspiron 16 5645. Wireless module The following...
... Resource at Dell Support Site. Table 7. External ports Description USB ports Values ● Two USB 3.2 Gen 1 (5 Gbps) ports ● One USB 3.2 Gen 2 (10 Gbps) Type-C with DisplayPort 1.4 and PowerDelivery port Audio port One Universal audio port Video port/ports One HDMI 1.4 port Media-card reader One SD-card slot Power-adapter port One power-adapter port Security-cable slot One wedge-shaped lock slot Internal slots The following table lists the Wireless Local Area Network (WLAN) modules that are supported on your Inspiron 16 5645. Wireless module The following...
Owners Manual
Page 19
Keys that is typed out when the key is typed out; The keys F1-F12 at the top row of Inspiron 16 5645 19 Press the function key to the character that are used for specific software applications, multimedia functionality can be invoked by pressing fn and the respective function key. Secondary behavior Function key fn + F1 fn + F2 fn + F3 fn + F4 fn + F5 fn + F6 fn + F8...
Keys that is typed out when the key is typed out; The keys F1-F12 at the top row of Inspiron 16 5645 19 Press the function key to the character that are used for specific software applications, multimedia functionality can be invoked by pressing fn and the respective function key. Secondary behavior Function key fn + F1 fn + F2 fn + F3 fn + F4 fn + F5 fn + F6 fn + F8...
Owners Manual
Page 24
... dpi Fingerprint-reader sensor pixel size 108 mm x 88 mm Sensor The following table lists the external display support for your Inspiron 16 5645. External display support Graphics card Supported external displays with laptop display enabled Supported external displays with laptop display disabled AMD Radeon 740M/780M Graphics 2 2 NOTE: For more information about external display support, see the External Display Connection Guide on Dell Support Site. 24 Specifications of your Inspiron 16 5645. Table 21. Table 23. Table 24. GPU-Integrated Controller Memory size Processor...
... dpi Fingerprint-reader sensor pixel size 108 mm x 88 mm Sensor The following table lists the external display support for your Inspiron 16 5645. External display support Graphics card Supported external displays with laptop display enabled Supported external displays with laptop display disabled AMD Radeon 740M/780M Graphics 2 2 NOTE: For more information about external display support, see the External Display Connection Guide on Dell Support Site. 24 Specifications of your Inspiron 16 5645. Table 21. Table 23. Table 24. GPU-Integrated Controller Memory size Processor...
Owners Manual
Page 28
... Dell products, the sensitivity to the damage. Due to be obvious, such as keyboard, mouse, and monitor from your computer and then unplug the cable from their electrical outlets. 4. The internal power enables the computer to the increased density of damage to recognize and troubleshoot is connected to bare metal and never to be unplugged before you perform any disassembly instructions. When connecting...
... Dell products, the sensitivity to the damage. Due to be obvious, such as keyboard, mouse, and monitor from your computer and then unplug the cable from their electrical outlets. 4. The internal power enables the computer to the increased density of damage to recognize and troubleshoot is connected to bare metal and never to be unplugged before you perform any disassembly instructions. When connecting...
Owners Manual
Page 30
... each reboot. Connect any other parts that you reboot the system it is not known, this document may vary with BitLocker enabled. This is to such surfaces when replacing a component. Replace any media cards, discs, or any external devices, peripherals, or cables you removed before working on your computer. NOTE: Screw color may require the following components triggers BitLocker: ● Hard disk drive or solid-state drive ● System board...
... each reboot. Connect any other parts that you reboot the system it is not known, this document may vary with BitLocker enabled. This is to such surfaces when replacing a component. Replace any media cards, discs, or any external devices, peripherals, or cables you removed before working on your computer. NOTE: Screw color may require the following components triggers BitLocker: ● Hard disk drive or solid-state drive ● System board...
Owners Manual
Page 53
... warranty does not cover damages that may differ from Dell Site or authorized Dell partners and resellers. ● Swollen batteries should not be used and should be conducted by Dell Technologies. Disconnect the AC power adapter from the computer and operate the computer solely on battery power-the battery is fully discharged when the computer no longer turns on when the power button is pressed...
... warranty does not cover damages that may differ from Dell Site or authorized Dell partners and resellers. ● Swollen batteries should not be used and should be conducted by Dell Technologies. Disconnect the AC power adapter from the computer and operate the computer solely on battery power-the battery is fully discharged when the computer no longer turns on when the power button is pressed...
Owners Manual
Page 86
... system board can be removed with optional fingerprint reader, whichever is required to simplify the procedure and preserve the thermal bond between the system board and heat sink. Follow the procedure in order to be further disassembled. Remove the fan. 8. Remove the power-adapter port. 16. Figure 45. Remove the touchpad assembly. 11. Remove the I /O board. 14. Remove the I /O-board cable. 12. The image below shows the palm-rest and keyboard assembly...
... system board can be removed with optional fingerprint reader, whichever is required to simplify the procedure and preserve the thermal bond between the system board and heat sink. Follow the procedure in order to be further disassembled. Remove the fan. 8. Remove the power-adapter port. 16. Figure 45. Remove the touchpad assembly. 11. Remove the I /O board. 14. Remove the I /O-board cable. 12. The image below shows the palm-rest and keyboard assembly...
Owners Manual
Page 91
...:ss format. Displays the type of AC adapter. Displays the processor L3 cache size. Displays the processor speed. Displays the type of keyboard installed on your computer. Displays the size of your computer and its installed devices, the items that you can boot from including the diagnostic option. Displays the model number of memory installed. Displays the PCIe SSD information connected to access System Setup. The F12 One Time Boot menu displays the devices that are : ● Removable Drive (if...
...:ss format. Displays the type of AC adapter. Displays the processor L3 cache size. Displays the processor speed. Displays the type of keyboard installed on your computer. Displays the size of your computer and its installed devices, the items that you can boot from including the diagnostic option. Displays the model number of memory installed. Displays the PCIe SSD information connected to access System Setup. The F12 One Time Boot menu displays the devices that are : ● Removable Drive (if...
Owners Manual
Page 92
... the operating mode of the integrated SATA hard drive controller. Default: 1 minute Battery Health External USB Ports Displays the battery health. Allows you to enable or disable the audio. Default: Enabled Enable Audio Allows you use AC adapters that are not supported by your computer. Default: Enabled Battery Charge Configuration Set the battery charge settings with Battery Selects the timeout value for the keyboard backlight when an AC adapter is running on the next boot. Default: Adaptive Advanced Battery Charge Configuration Enable Advanced Battery Charge Configuration...
... the operating mode of the integrated SATA hard drive controller. Default: 1 minute Battery Health External USB Ports Displays the battery health. Allows you to enable or disable the audio. Default: Enabled Enable Audio Allows you use AC adapters that are not supported by your computer. Default: Enabled Battery Charge Configuration Set the battery charge settings with Battery Selects the timeout value for the keyboard backlight when an AC adapter is running on the next boot. Default: Adaptive Advanced Battery Charge Configuration Enable Advanced Battery Charge Configuration...
Owners Manual
Page 95
... appear. Replaces the current key with a key from a user-selected file ● Append from loading when computer starts up. Deletes all the keys Enables UEFI CA to add boot options. BIOS Setup 95 System setup options-Security menu (continued) Security Default: Disabled Secure Boot Mode Prevents any malicious software from File- Default: Disabled Table 33. System setup options-Boot menu Boot File Browser Add Boot Option UEFI Boot Table 34. Allows you to be included in Custom Mode. Default: Disabled The options are...
... appear. Replaces the current key with a key from a user-selected file ● Append from loading when computer starts up. Deletes all the keys Enables UEFI CA to add boot options. BIOS Setup 95 System setup options-Security menu (continued) Security Default: Disabled Secure Boot Mode Prevents any malicious software from File- Default: Disabled Table 33. System setup options-Boot menu Boot File Browser Add Boot Option UEFI Boot Table 34. Allows you to be included in Custom Mode. Default: Disabled The options are...
Owners Manual
Page 97
... locked and left unattended. The flash BIOS menu is disabled. Click Update BIOS. About this task To enter BIOS System Setup, press F2 immediately after the BIOS update is connected to the computer ● Functional computer battery to flash the BIOS Perform the following : ● USB drive formatted to the FAT32 file system (key does not have this capability, and you can use this BIOS update option. From a turn off your computer. System and setup password Password type System password Setup password Description Password...
... locked and left unattended. The flash BIOS menu is disabled. Click Update BIOS. About this task To enter BIOS System Setup, press F2 immediately after the BIOS update is connected to the computer ● Functional computer battery to flash the BIOS Perform the following : ● USB drive formatted to the FAT32 file system (key does not have this capability, and you can use this BIOS update option. From a turn off your computer. System and setup password Password type System password Setup password Description Password...
Owners Manual
Page 102
... LED indicates failure to HECI message. Table 37. Recovering the operating system When your Inspiron 16 5645. System-diagnostic lights This section lists the system-diagnostic lights of power rail failure) PCI or Video card or chip failure BIOS Recovery image not found BIOS Recovery image found but invalid Power rail failure Flash corruption is unable to boot to the operating system even after repeated attempts, it automatically starts Dell SupportAssist OS Recovery. 102 Troubleshooting...
... LED indicates failure to HECI message. Table 37. Recovering the operating system When your Inspiron 16 5645. System-diagnostic lights This section lists the system-diagnostic lights of power rail failure) PCI or Video card or chip failure BIOS Recovery image not found BIOS Recovery image found but invalid Power rail failure Flash corruption is unable to boot to the operating system even after repeated attempts, it automatically starts Dell SupportAssist OS Recovery. 102 Troubleshooting...
Owners Manual
Page 103
... Dell SupportAssist OS Recovery User's Guide at Serviceability Tools at the Dell Support Site. Start the RTC reset with the Windows operating system. Press and hold the power button for 30 seconds. 5. Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that remains in the computer even after you are installed with the computer powered off your computer is unable to access the Internet due to boot into the operating system...
... Dell SupportAssist OS Recovery User's Guide at Serviceability Tools at the Dell Support Site. Start the RTC reset with the Windows operating system. Press and hold the power button for 30 seconds. 5. Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that remains in the computer even after you are installed with the computer powered off your computer is unable to access the Internet due to boot into the operating system...