Dell Inspiron 3520 Owner'S Manual Download Page 7

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System and setup password.......................................................................................................................................... 95

Assigning a system setup password....................................................................................................................... 95
Deleting or changing an existing system setup password.................................................................................96

Clearing CMOS settings.................................................................................................................................................. 96
Clearing BIOS (System Setup) and System passwords.......................................................................................... 96

Chapter 7: Troubleshooting......................................................................................................... 97

Handling swollen Lithium-ion batteries........................................................................................................................ 97
Built-in self-test (BIST)................................................................................................................................................... 98

Chapter 8: Diagnostics............................................................................................................... 101

Chapter 9: Contacting Dell.........................................................................................................104

Contents

Summary of Contents for Inspiron 3520

Page 1: ...Dell Precision 3520 Owner s Manual Regulatory Model P60F Regulatory Type P60F001 September 2021 Rev A03 ...

Page 2: ...tial damage to hardware or loss of data and tells you how to avoid the problem WARNING A WARNING indicates a potential for property damage personal injury or death 2017 2021 Dell Inc or its subsidiaries All rights reserved Dell EMC and other trademarks are trademarks of Dell Inc or its subsidiaries Other trademarks may be trademarks of their respective owners ...

Page 3: ... State Drive 14 Removing the M 2 Solid State Drive SSD 14 Installing the M 2 Solid State Drive SSD 15 Hard drive 15 Removing hard drive assembly 15 Installing the hard drive assembly 16 Coin cell battery 16 Removing the coin cell battery 16 Installing the coin cell battery 17 WLAN card 17 Removing the WLAN card 17 Installing the WLAN card 18 WWAN card 19 Removing the WWAN card 19 Installing the WW...

Page 4: ...cover 38 Display assembly 38 Removing the display assembly 38 Installing display assembly 41 Display bezel 41 Removing the display bezel 41 Installing the display bezel 42 Display hinges 42 Removing the display hinge 42 Installing the display hinge 43 Display panel 44 Removing the display panel 44 Installing the display panel 45 Display eDP cable 45 Removing the eDP cable 45 Installing the eDP cab...

Page 5: ... Starting the camera 56 Starting the camera application 56 Memory features 57 Verifying system memory in Windows 10 58 Verifying system memory in system setup BIOS 58 Testing memory using ePSA 58 DDR4 58 Realtek HD audio drivers 59 Chapter 4 System setup options 60 Boot Sequence 60 Navigation keys 60 System Setup overview 61 Accessing System Setup 61 General screen options 61 System Configuration ...

Page 6: ... 80 Chapter 6 BIOS setup 82 Boot Sequence 82 BIOS overview 83 Entering BIOS setup program 83 Navigation keys 83 One time boot menu 83 Boot menu 84 System Setup overview 84 Accessing System Setup 84 General screen options 85 System Configuration screen options 85 Video screen options 87 Security screen options 87 Secure Boot screen options 89 Intel Software Guard Extensions 89 Performance screen op...

Page 7: ...ies 97 Built in self test BIST 98 M BIST 98 LCD Power rail test L BIST 98 LCD Built in Self Test BIST 98 Real Time Clock reset 99 Recovering the operating system 99 Backup media and recovery options 100 WiFi power cycle 100 Drain residual flea power perform hard reset 100 Chapter 8 Diagnostics 101 Enhanced Pre Boot System Assessment ePSA diagnostics 101 Device status lights 102 LAN status LED 103 ...

Page 8: ...servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface that is grounded to ground yourself before you touch the computer to perform any disassembly tasks CAUTION Handle c...

Page 9: ...ck or tap 2 Click or tap and then click or tap Shut down NOTE Ensure that the computer and all attached devices are turned off If your computer and attached devices did not automatically turn off when you shut down your operating system press and hold the power button for about 6 seconds to turn them off After working inside your computer After you complete any replacement procedure ensure that yo...

Page 10: ...Display bezel Display hinges Display panel Display eDP cable Camera Palm rest Recommended tools The procedures in this document may require the following tools Phillips 0 screwdriver Phillips 1 screwdriver Plastic scribe Recommended for field technician Subscriber Identity Module SIM board Installing the Subscriber Identification Module card 1 Insert Subscriber Identification Module SIM card remov...

Page 11: ...ed 1 Insert a paperclip or a SIM card removal tool into the pinhole on the SIM card tray 2 Pull the SIM card tray to remove it 3 Remove the SIM card from the SIM card tray 4 Push the SIM card tray into the slot until it clicks into place Base cover Removing the base cover 1 Follow the procedure in Before working inside your computer 2 To remove the base cover a Loosen the M2 5x5 captive screws tha...

Page 12: ...3 Lift the base cover away from the Installing the base cover 1 Align the base cover with the screw holders on the 12 Disassembly and reassembly ...

Page 13: ...uring the servicing of this product are not lost or misplaced to prevent accidental puncture or damage to the battery and other system components If the battery gets stuck inside your computer as a result of swelling do not try to release it as puncturing bending or crushing a lithium ion battery can be dangerous In such an instance contact Dell technical support for assistance See www dell com co...

Page 14: ...Install the base cover 5 Follow the procedure in After working inside your computer Solid State Drive Removing the M 2 Solid State Drive SSD 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the SSD a Remove the two M2x3 screw 1 that secures the SSD to the b the SSD card from the 3 NOTE For models shipped with NVMe SSDs remove the thermal...

Page 15: ...ttery b base cover 6 Follow the procedure in After working inside your computer Hard drive Removing hard drive assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the hard drive assembly a Disconnect the hard drive cable from the connector on the system board 1 b Remove the screws that secure the hard drive assembly to the computer...

Page 16: ...d drive cable to the connector on the hard drive and on the system board 4 Install the a battery b base cover 5 Follow the procedures in After working inside your system Coin cell battery Removing the coin cell battery 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c chassis frame 3 To remove the coin cell battery a Disconnect the coin cell batter...

Page 17: ...ng the cable 3 Install the a chassis frame b battery c base cover 4 Follow the procedure in After working inside your computer WLAN card Removing the WLAN card 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the WLAN card a Remove the M2x3 screw that secures the WLAN card to the 1 b that secures the WLAN cables to the WLAN card 2 Disass...

Page 18: ... to release it from the 4 Installing the WLAN card 1 Insert the WLAN card into the slot on the 2 Route the WLAN cables through the routing channel NOTE When installing the display assembly or chassis frame onto the system the wireless and WLAN antennas must be routed correctly into the routing channels on the chassis frame 3 Connect the WLAN cables to the connectors on the WLAN Card 4 Place the me...

Page 19: ...m the connectors 1 b Remove the M2 0 x 3 0 screw that secures the metal bracket to the WWAN card 1 NOTE The WWAN card pops out by an angle 15 c Lift the metal bracket that secures the WWAN card 2 Installing the WWAN card 1 Insert the WWAN card into the slot on the 2 Install the a battery b base cover 3 Follow the procedure in After working inside your system Disassembly and reassembly 19 ...

Page 20: ...ule a the clips securing the memory module until the memory pops up 1 b the memory module 2 Installing the memory module 1 Insert the memory module into the memory module socket then press downward until the clips secure the memory module 2 Install the a battery b base cover 3 Follow the procedures in After working inside your computer 20 Disassembly and reassembly ...

Page 21: ... computer 2 NOTE You may need a plastic scribe to pry the keyboard trim from the edges Removing the keyboard 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c keyboard trim 3 Lift the latch and disconnect the keyboard cable 1 touchpad cable 2 trackstick cable 3 and back light optional 4 from the connector Disassembly and reassembly 21 ...

Page 22: ...4 To remove the keyboard a Remove the M2x2 screws that secure the keyboard to the computer 1 b Pry the keyboard from the edge of the computer 2 22 Disassembly and reassembly ...

Page 23: ...5 Slide and lift the keyboard away from the computer Disassembly and reassembly 23 ...

Page 24: ...ystem board 4 Install the a keyboard trim b battery c base cover 5 Follow the procedure in After working inside your system Installing the keyboard shroud 1 Align the keyboard shroud with the tabs on the computer and press the keyboard until the keyboard clicks into place 2 Follow the procedure in After working inside your system Heat sink Removing the heat sink assembly 1 Follow the procedure in ...

Page 25: ...mbly cable and remove the screws 2 that secure on the system board 1 2 assembly NOTE Remove the screws that secure the heat assembly sink to the system board in the order of the call outs shown on the heat 1 2 3 4 5 6 b Lift the heat sink assembly away from the system board Disassembly and reassembly 25 ...

Page 26: ...fter working inside your computer Power connector port Removing the power connector port 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the power connector port a Disconnect the power connector port cable from the connector on the system board 1 b Remove the M2x3 screw to release the metal bracket that secures the power connector port ...

Page 27: ...rt on the 4 Connect the power connector port cable to the connector on the system board 5 Install the a battery b base cover 6 Follow the procedure in After working inside your computer Chasis Frame Removing the chassis frame 1 Follow the procedure in Before working inside your computer 2 Remove the a SIM card module b base cover c battery d WLAN card e SSD card 3 To release the chassis frame Disa...

Page 28: ... 2 c Lift the latch to disconnect the backlight cable optional 3 touchpad cable 4 pointstick cable 5 and keyboard cable 6 from the connector on the system board 4 To remove the chassis frame a Remove the M2x3 5 M2x5 2 screws that secure the chassis frame to the 1 b Lift the chassis frame away from the 2 28 Disassembly and reassembly ...

Page 29: ...acklight cable optional 3 Route the WLAN and WWAN cable NOTE Ensure the coin cell battery cable is properly routed in between the chassis frame and the system board to avoid damages to the cable 4 Install the a SSD card b battery c base cover d SIM card module 5 Follow the procedure in After working inside your system System board Removing the system board 1 Follow the procedure in Before working ...

Page 30: ...y cable to the system board 2 c Disconnect the display cable from the connectors on the system board 3 d 4 To remove the system board a Lift the latch and disconnect the LED board mother board and touchpad cable from the connectors on the system board 1 b Remove the M2x5 screws that secure the metal USB C port bracket to the system board and lift the bracket away from the system board 2 3 30 Disas...

Page 31: ...5 Remove the M2x3 screws and lift the system board away from the computer 1 2 Disassembly and reassembly 31 ...

Page 32: ...he M2x3 screws to secure to the system board 7 Install the a chassis frame b heat sink assembly c memory module d SSD card e battery f base cover g SIM card module 8 Follow the procedure in After working inside your computer SmartCard module Removing the SmartCard reader 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN card d SSD card e chass...

Page 33: ...remove the SmartCard reader a Remove the M2x3 screws that secure the SmartCard reader board to the palmrest 1 b Pull the SmartCard reader board to release on the system board 2 Disassembly and reassembly 33 ...

Page 34: ... and connect the cable to the connector on the system board 4 Install the a chassis frame b SSD card c battery d base cover 5 Follow the procedure in After working inside your computer LED board Removing the LED board 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN card d SSD card 34 Disassembly and reassembly ...

Page 35: ...ing the LED board 1 Place the LED board on the 2 Tighten the M2x3 screw to secure the LED board to the 3 Connect the LED board cable to the connector on the LED board 4 Install the a chassis frame b SSD card c WLAN card d battery e base cover 5 Follow the procedure in After working inside your computer Speaker Removing the speaker 1 Follow the procedure in Before working inside your computer 2 Rem...

Page 36: ...D card e chassis frame 3 To disconnect the cables a Lift the latch and disconnect the LED board cable 1 b Uunroute the speaker cable 2 c Remove the speaker cable from the routing clips 3 4 the speakers from the 36 Disassembly and reassembly ...

Page 37: ...stall the a chassis frame b SSD card c WLAN card d battery e base cover 5 Follow the procedure in After working inside your computer Display hinge cover Removing the display hinge cover 1 Follow the procedure in Before working inside your computer 2 To remove the hinge cover a Remove the M2x3 screws that secure the hinge cover to the 1 b Remove the hinge cover from the 2 Disassembly and reassembly...

Page 38: ...king inside your computer Display assembly Removing the display assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c hinge cap 3 To remove hinge screws a Remove the M2x5 screws that secure the display assembly to the system board 1 b Release the antenna cables and display cable from the routing channel 2 3 38 Disassembly and reassembly ...

Page 39: ...4 Turn over the 5 To remove the display assembly a Remove the M2x5 screws that secure the display assembly to the 1 b pen the display 2 Disassembly and reassembly 39 ...

Page 40: ...6 Slide the display assembly away from the 40 Disassembly and reassembly ...

Page 41: ...4 Connect the antenna cables and display cable to the connectors 5 Place the display cable bracket over the connector and tighten the M2x5 screws to secure the display cable to the 6 Install the a hinge cap b WLAN card c battery d base cover 7 Follow the procedure in After working inside your computer Display bezel Removing the display bezel 1 Follow the procedure in Before working inside your com...

Page 42: ...play assembly 2 Starting from the top corner press on the display bezel and work around the entire bezel until it clicks on to the display assembly 3 Install the a display assembly b hinge cap c WWAN card d WLAN card e battery f base cover 4 Follow the procedure in After working inside your computer Display hinges Removing the display hinge 1 Follow the procedure in Before working inside your comp...

Page 43: ...r display hinge Installing the display hinge 1 Place the display hinge cover on the display assembly 2 Tighten the M2 5x3 5 screw to secure the display hinge cover to the display assembly 3 Repeat the same procedure step 1 2 to install the other display hinge cover 4 Install the a b display assembly c hinge cap d WLAN card e battery f base cover 5 Follow the procedure in After working inside your ...

Page 44: ... 3 Remove the M2x3 screws that secure the display panel to the display assembly 1 and lift to turn over the display panel to access the eDP cable 2 4 To remove the display panel a Peel off the adhesive tape 1 b Lift the blue tape that secures the display cable 2 c Lift the latch to disconnect the display cable from the connector on the display panel 3 4 44 Disassembly and reassembly ...

Page 45: ... on the display assembly 4 Tighten the M2x3 screws to secure the display panel to the display assembly 5 Install the a b display assembly c hinge cap d WLAN card e battery f base cover 6 Follow the procedure in After working inside your computer Display eDP cable Removing the eDP cable 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover Disassembly and reassembl...

Page 46: ...DP cable on the display assembly 2 Install the a display panel b c display assembly d hinge cap e WLAN card f battery g base cover 3 Follow the procedure in After working inside your computer Camera Removing the camera 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN card d WWAN card 46 Disassembly and reassembly ...

Page 47: ...om the display 2 Installing the camera 1 Place the camera on the display assembly 2 Connect the camera cable to the connector on the display assembly 3 Install the a display panel b display bezel c display assembly d hinge cap e WWAN card f WLAN card g battery h base cover 4 Follow the procedure in After working inside your computer Disassembly and reassembly 47 ...

Page 48: ...module h heat sink assembly i coin cell battery j chassis frame k system board l hinge cap m display assembly NOTE The component you are left with is the palm rest 3 Install the following components on the new palm rest a display assembly b hinge cap c system board d chassis frame e coin cell battery f heat sink assembly g memory module h SSD card 48 Disassembly and reassembly ...

Page 49: ...i WWAN card j WLAN card k l battery m base cover 4 Follow the procedure in After working inside your computer Disassembly and reassembly 49 ...

Page 50: ...es Using an incompatible cable or improperly connecting the cable to the power strip or electrical outlet may cause fire or equipment damage Processors This laptop is shipped with the following processors Intel Xeon E3 1505MV6 8M Cache 4 0GHz vPro Quad Core 35W Intel Core i5 7300HQ 6M Cache 3 5GHz Quad Core 35W Intel Core i5 7440HQ 6M Cache 3 8GHz vPro Quad Core 35W Intel Core i7 7700HQ 6M Cache 3...

Page 51: ...anager The Windows Task Manager window is displayed 3 Click the Performance tab in the Windows Task Manager window The processor performance details are displayed 4 Click Open Resource Monitor Chipsets All laptops or notebook communicate with the CPU through the chipset This laptop is shipped with the Intel Mobile CM238 Technology and components 51 ...

Page 52: ...following graphics chipset options Intel HD Graphics 630 Intel HD Graphics P630 NVIDIA Quadro M620 128 Bit Intel HD Graphics drivers Verify if the Intel HD Graphics drivers are already installed in the laptop Table 1 Intel HD Graphics drivers Before installation After installation Downloading drivers 1 Turn on the laptop 2 Go to Dell com support 3 Click Product Support enter the Service Tag of you...

Page 53: ... window is displayed 3 Scroll down and select Advanced Display Settings The Advanced Display Setting is displayed 4 Select the required resolution from the drop down list and tap Apply Rotating the display 1 Right click on the desktop A sub menu is displayed 2 Select Graphic Options Rotation and choose one of the following Rotate to Normal Rotate to 90 Degrees Rotate to 180 Degrees Rotate to 270 D...

Page 54: ... touch the screen with your fingers or you may leave oily prints and smears NOTE Do not leave any liquid on the screen 5 Remove all excess moisture as it may damage your screen 6 Let the display dry thoroughly before you turn it on 7 For stains that are hard to remove repeat this procedure till the display is clean Using touch screen in Windows 10 Follow these steps to enable or disable the touch ...

Page 55: ... navigate to the folder where you saved the audio driver file 10 Double click the audio driver file icon and follow the instructions on the screen Identifying the audio controller in Windows 10 1 Swipe from the right edge to access the Action center and select All Settings 2 Type Device Manager in the search box and select Device Manager from the left pane 3 Expand Sound video and game controllers...

Page 56: ...res This laptop is shipped with front facing camera with the image resolution of 1280 x 720 maximum NOTE The camera is at the top center of the display Identifying the camera in Device Manager on Windows 10 1 In the Search box type device manager and tap to start it 2 Under Device Manager expand Imaging devices Starting the camera To start the camera open an application that uses the camera For in...

Page 57: ...pps list 3 If the Camera App is not available in the apps list search for it Memory features This laptop supports a minimum memory of 4 GB and a maximum of 32 GB DDR4 memory up to 2400 MHz quad core Technology and components 57 ...

Page 58: ...ched by pressing and holding Fn Press Power button DDR4 DDR4 double data rate fourth generation memory is a higher speed successor to the DDR2 and DDR3 technologies and allows up to 512 GB in capacity compared to the DDR3 s maximum of 128 GB per DIMM DDR4 synchronous dynamic random access memory is keyed differently from both SDRAM and DDR to prevent the user from installing the wrong type of memo...

Page 59: ...rrors on the system display the new ON FLASH FLASH or ON FLASH ON failure code If all memory fails the LCD does not turn on Troubleshoot for possible memory failure by trying known good memory modules in the memory connectors on the bottom of the system or under the keyboard as in some portable systems Realtek HD audio drivers Verify if the Realtek audio drivers are already installed in the laptop...

Page 60: ... bypass the System Setup defined boot device order and boot directly to a specific device for example optical drive or hard drive During the Power on Self Test POST when the Dell logo appears you can Access System Setup by pressing F2 key Bring up the one time boot menu by pressing F12 key The one time boot menu displays the devices that you can boot from including the diagnostic option The boot m...

Page 61: ... If you wait too long and the operating system logo appears wait until you see the desktop Then shut down or restart your computer and try again NOTE After the Dell logo appears you can also press F12 and then select BIOS setup General screen options This section lists the primary hardware features of your computer Option Description System Information This section lists the primary hardware featu...

Page 62: ...ernal SATA hard drive controller The options are Disabled AHCI RAID On This option is enabled by default Drives Allows you to configure the SATA drives on board All drives are enabled by default The options are SATA 0 SATA 2 SATA 4 M 2 PCI e SSD 0 SMART Reporting This field controls whether hard drive errors for integrated drives are reported during system startup This technology is part of the SM...

Page 63: ...illumination feature is not affected Keyboard Illumination will continue to support the various illumination levels This field has an effect when the backlight is enabled 5 seconds 10 seconds enabled by default 15 seconds 30 seconds 1 minute 5 minutes 15 minutes Never Keyboard Backlight Timeout on Battery The Keyboard Backlight Timeout dims out with Battery option The main keyboard illumination fe...

Page 64: ...TA SSD Password Allows you to set change or delete the M 2 SATA SSD password NOTE Successful password changes take effect immediately Default setting Not set Strong Password Allows you to enforce the option to always set strong passwords Default Setting Enable Strong Password is not selected NOTE If Strong Password is enabled Admin and System passwords must contain at least one uppercase character...

Page 65: ...ute Disable mode of the processor Enable CPU XD Support default OROM Keyboard Access Allows you to set an option to enter the Option ROM Configuration screens using hotkeys during boot The options are Enable One Time Enable Disable Default setting Enable Admin Setup Lockout Allows you to prevent users from entering Setup when an Administrator password is set Default Setting Disabled Master Passwor...

Page 66: ... Option Description Intel SGX Enable This fields specifies you to provide a secured environment for running code storing sensitive information in the context of the main OS The options are Disabled Enabled Software Controlled This option is enabled by default Enclave Memory Size This option sets SGX Enclave Reserve Memory Size The option are 32 MB 64 MB 128 MB Performance screen options Option Des...

Page 67: ...ng on the physical connection Control WLAN Radio Control WWAN Radio Default setting The option is disabled Wake on LAN WLAN Allows you to enable or disable the feature that powers on the computer from the Off state when triggered by a LAN signal Disabled LAN Only WLAN Only LAN or WLAN Default setting Disabled Block Sleep This option lets you block entering to sleep S3 state in operating system env...

Page 68: ...his option is enabled by default By Numlock NOTE When setup is running this option has no effect Setup works in Fn Key Only mode Mouse Touchpad Allows you to define how the system handles mouse and touch pad input The options are Serial Mouse PS2 Mouse Touchpad PS 2 Mouse This option is enabled by default Numlock Enable Allows you to enable the Numlock option when the computer boots Enable Network...

Page 69: ...ult Trusted Execution This option specifies whether a Measured Virtual Machine Monitor MVMM can utilize the additional hardware capabilities provided by Intel Trusted Execution Technology The TPM Virtualization Technology and Virtualization technology for direct I O must be enabled to use this feature Trusted Execution This option is enabled by default Wireless screen options Option Description Wi...

Page 70: ...nabled it must be suspended prior to updating the system BIOS and then re enabled after the BIOS update is completed CAUTION If BitLocker is not suspended before updating the BIOS the next time you reboot the system it will not recognize the BitLocker key You will then be prompted to enter the recovery key to progress and the system will ask for this on each reboot If the recovery key is not known...

Page 71: ... create a password in the Enter the new password field Use the following guidelines to assign the system password A password can have up to 32 characters The password can contain the numbers 0 through 9 Only lower case letters are valid upper case letters are not allowed Only the following special characters are allowed space 3 Type the system password that you entered earlier in the Confirm new p...

Page 72: ...new password when prompted If you delete the System and Setup password confirm the deletion when prompted 5 Press Esc and a message prompts you to save the changes 6 Press Y to save the changes and exit from System Setup The computer restarts 72 System setup options ...

Page 73: ...cifications Contact smart card specifications Display specifications Keyboard specifications Touchpad specifications Battery specifications AC Adapter specifications Physical specifications Environmental specifications System specifications Feature Specification Chipset DRAM bus width 64 bit Flash EPROM SPI 128 Mbits Processor specifications Feature Specification Types Xeon L3 cache i5 H series 6 ...

Page 74: ...m with non ECC memory Storage specifications Table 5 Storage specifications Feature Specification HDD Audio specifications Feature Specification Types High definition audio Controller Realtek ALC3246 Stereo conversion Digital audio out through HDMI up to 7 1 compressed and uncompressed audio Internal interface High definition audio codec External interface Stereo headset mic combo Speakers 2 Inter...

Page 75: ...iewing angle 74 Communication specifications Features Specification Network adapter 10 100 1000 Mb s Ethernet RJ 45 Wireless Internal wireless local area network WLAN Internal Wireless wide area network WWAN Port and connector specifications Table 7 Ports and connectors Feature Specifications Audio Stereo headset mic combo Video 15 pin VGA connector One 19 pin HDMI connector 15 pin VGA connector N...

Page 76: ...360 mm 14 17 inches Width 224 3 mm 8 83 inches Diagonal 396 24 mm 15 6 inches Actual screen size 15 6 inches Non touch HD anti glare Maximum resolution 1920 x 1080 Maximum brightness 200 nits Refresh rate 60 Hz Maximum viewing angles horizontal 40 40 Maximum viewing angles vertical 10 30 Pixel pitch 0 252 mm 0 01 inches Non touch FHD anti glare Maximum resolution 1920 x 1080 Maximum brightness 220...

Page 77: ... functions To type the alternate character press Shift and the desired key To perform secondary functions press Fn and the desired key The following table shows the features hot key combination NOTE You can define the behavior of the shortcut keys by pressing Fn Esc or by changing Function Key Behavior in BIOS setup program Table 9 Hot key combination Features Function Fn F1 Mute audio Fn F2 Decre...

Page 78: ...10 Cursor moving Supported Clicking tapping Supported Click and drag Supported 2 finger scroll Supported 2 finger Pinch Zoom Supported 2 finger tap Right Clicking Supported 3 finger tap Invoke Cortana Supported 3 finger swipe up See all open windows Supported 3 finger swipe down Show the desktop Supported 3 finger swipe right or left Switch between open windows Supported 4 finger tap Invoke Action...

Page 79: ... inches Weight 340 g 0 74 lb Voltage 7 6 V DC 92Whr Depth 332 00 mm 13 07 inches Height 7 7 mm 0 303 inches Width 96 0 mm 3 78 inches Weight 450 00 g 0 99 lb Battery specifications 68 WHr 4 cell Long Cycle Life Battery Depth 233 00 mm 9 17 inches Height 7 5 mm 0 28 inch Width 95 90 mm 3 78 inches Weight 340 g 0 74 lb Voltage 7 6 V DC Typical Amp hour capacity 8 947Ahr Temperature range Operating C...

Page 80: ...70 C 40 F to 158 F Barrel size 7 4mm Physical specifications Table 12 Dimensions and weight Feature Specifications Front height 24 3 mm 0 95 inch quad core Back height 24 3 mm 0 95 inch quad core Width 376 0 mm 14 8 inches quad core Depth 250 65 mm 9 86 inches quad core Starting weight 4 81 lbs 2 18 kg Environmental specifications Temperature Specifications Operating 0 C to 35 C 32 F to 95 F Stora...

Page 81: ...itude maximum Specifications Operating 0 m to 3048 m 0 ft to 10 000 ft Non operating 0 m to 10 668 m 0 ft to 35 000 ft Airborne contaminant level G1 as defined by ISA 71 04 1985 Technical specifications 81 ...

Page 82: ...avigation keys One time boot menu Boot menu System Setup overview Accessing System Setup General screen options System Configuration screen options Video screen options Security screen options Secure Boot screen options Intel Software Guard Extensions Performance screen options Power Management screen options POST Behavior screen options Virtualization support screen options Wireless screen option...

Page 83: ...ost of the System Setup options changes that you make are recorded but do not take effect until you restart the system Table 13 Navigation keys Keys Navigation Up arrow Moves to the previous field Down arrow Moves to the next field Enter Selects a value in the selected field if applicable or follow the link in the field Spacebar Expands or collapses a drop down list if applicable Tab Moves to the ...

Page 84: ... BIOS Setup BIOS Flash Update Diagnostics Change Boot Mode Settings System Setup overview System Setup allows you to Change the system configuration information after you add change or remove any hardware in your computer Set or change a user selectable option such as the user password Read the current amount of memory or set the type of hard drive installed Before you use System Setup it is recom...

Page 85: ... type of AC adapter connected to the computer Boot Sequence Allows you to change the order in which the computer attempts to find an operating system Diskette Drive Internal HDD USB Storage Device CD DVD CD RW Drive Onboard NIC Advanced Boot Options This option allows you the legacy option ROMs to load By default the Enable Legacy Option ROMs is disabled Date Time Allows you to change the date and...

Page 86: ...s work in the BIOS setup irrespective of these settings USB PowerShare This field configures the USB PowerShare feature behavior This option allows you to charge external devices using the stored system battery power through the USB PowerShare port Audio This field enables or disables the integrated audio controller By default the Enable Audio option is selected The options are Enable Microphone b...

Page 87: ...gital SD Card Boot Secure Digital SD Card Read only Mode Video screen options Option Description LCD Brightness Allows you to set the display brightness depending up on the power source On Battery and On AC NOTE The video setting will be visible only when a video card is installed into the system Security screen options Option Description Admin Password Allows you to set change or delete the admin...

Page 88: ...updates via UEFI capsule update packages Enable UEFI Capsule Firmware Updates enabled by default TPM 2 0 Security Allows you to enable the Trusted Platform Module TPM during POST The options are TPM On enabled by default Clear PPI Bypass for Enabled Commands enabled by default Attestation Enable enabled by default Key Storage Enable enabled by default PPI Bypass for Disabled Commands SHA 256 enabl...

Page 89: ...if the system is in Custom Mode The Enable Custom Mode option is disabled by default The options are PK KEK db dbx If you enable the Custom Mode the relevant options for PK KEK db and dbx appear The options are Save to File Saves the key to a user selected file Replace from File Replaces the current key with a key from a user selected file Append from File Adds a key to the current database from a...

Page 90: ...pter is connected Default setting Wake on AC is not selected Auto On Time Allows you to set the time at which the computer must turn on automatically The options are Disabled Every Day Weekdays Select Days Default setting Disabled USB Wake Support Allows you to enable USB devices to wake the system from Standby NOTE This feature is only functional when the AC power adapter is connected If the AC p...

Page 91: ... Custom Charge Start and Custom Charge Stop NOTE All charging mode may not be available for all the batteries To enable this option disable the Advanced Battery Charge Configuration option Sleep Mode This option is used to select which sleep mode will be used by operating system OS Automatic Selection Force S3 By default enable Type C Connector Power This option lets you set the maximum power that...

Page 92: ... detected Prompt on Warnings and Errors This option is enabled by default Continue on Warnings Continue on Warnings and Errors NOTE Error deemed critical to the operation of the system hardware will always halt the system Virtualization support screen options Option Description Virtualization Allows you to enable or disable the Intel Virtualization Technology Enable Intel Virtualization Technology...

Page 93: ...PCIe SSD Internal eMMC BIOS Recovery This field allows you to recover from certain corrupted BIOS conditions from a recover file on the user primary hard drive or an external USB key BIOS Recovery from Hard Drive enabled by default BIOS Auto Recovery Always perform Integrity Check System Log screen options Option Description BIOS Events Allows you to view and clear the System Setup BIOS POST event...

Page 94: ...ow the procedure from step 1 to step 6 in Updating the BIOS in Windows to download the latest BIOS setup program file 2 Create a bootable USB drive For more information see the knowledge base article 000145519 at www dell com support 3 Copy the BIOS setup program file to the bootable USB drive 4 Connect the bootable USB drive to the computer that needs the BIOS update 5 Restart the computer and pr...

Page 95: ...S 7 The computer will restart after the BIOS update is completed System and setup password Table 14 System and setup password Password type Description System password Password that you must enter to log in to your system Setup password Password that you must enter to access and make changes to the BIOS settings of your computer You can create a system password and a setup password to secure your ...

Page 96: ...r delete the existing setup password and press Enter or Tab NOTE If you change the System and or Setup password reenter the new password when prompted If you delete the System and or Setup password confirm the deletion when prompted 5 Press Esc and a message prompts you to save the changes 6 Press Y to save the changes and exit from System Setup The computer restarts Clearing CMOS settings CAUTION...

Page 97: ...apter from the system and operate the system only on battery power When the system will no longer power on when the power button is pressed the battery is fully discharged Do not crush drop mutilate or penetrate the battery with foreign objects Do not expose the battery to high temperatures or disassemble battery packs and cells Do not apply pressure to the surface of the battery Do not bend the b...

Page 98: ...e LCD BIST section for 30 seconds and then power off LCD Power rail test L BIST L BIST is an enhancement to the single LED error code diagnostics and is automatically initiated during POST L BIST will check the LCD power rail If there is no power being supplied to the LCD i e the L BIST circuit fails the battery status LED will flash either an error code 2 8 or an error code 2 7 NOTE If L BIST fai...

Page 99: ... release the power button Go to how to reset real time clock NOTE If AC power is disconnected from the system during the process or the power button is held longer than 40 seconds the RTC reset process is aborted The RTC reset will reset the BIOS to Defaults un provision Intel vPro and reset the system date and time The following items are unaffected by the RTC reset Service Tag Asset Tag Ownershi...

Page 100: ... hard reset Flea power is the residual static electricity that remains in the computer even after it has been powered off and the battery is removed For your safety and to protect the sensitive electronic components in your computer you are requested to drain residual flea power before removing or replacing any components in your computer Draining residual flea power also known as a performing a h...

Page 101: ...ssages that inform you of problems encountered during testing CAUTION Use the system diagnostics to test only your computer Using this program with other computers may cause invalid results or error messages NOTE Some tests for specific devices require user interaction Always ensure that you are present at the computer terminal when the diagnostic tests are performed You can launch the ePSA diagno...

Page 102: ... the LED codes when possible errors occur Table 17 Battery charge LED indicator Amber blinking pattern Problem description Suggested resolution 2 1 CPU CPU failure 2 2 System board BIOS ROM System board covers BIOS corruption or ROM error 2 3 Memory No memory RAM detected 2 4 Memory Memory RAM failure 2 5 Memory Invalid memory installed 2 6 System board Chipset System board Chipset error 2 7 LCD R...

Page 103: ...LED Status Description Activity Amber The LAN controller is receiving or transmitting data Off The LAN controller is idle Link Green The LAN controller is operating in 10 Mbps mode Orange The LAN controller is operating in 100 Mbps mode Yellow The LAN controller is operating in 1000 Mbps Gigabit mode Battery status lights If the computer is connected to an electrical outlet the battery light opera...

Page 104: ... service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support link based on...

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Dell Inspiron 3520, Owner'S Manual

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