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Dell Vostro 5391, Руководство по обслуживанию

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1 Working on your computer............................................................................................................ 6

Safety instructions.................................................................................................................................................................6
Before working inside your computer................................................................................................................................. 6
Electrostatic discharge—ESD protection.......................................................................................................................... 6
ESD field service kit ..............................................................................................................................................................7
Transporting sensitive components.................................................................................................................................... 8
After working inside your computer....................................................................................................................................8

2 Removing and installing components............................................................................................. 9

Recommended tools..............................................................................................................................................................9
Screw list................................................................................................................................................................................ 9
Base cover............................................................................................................................................................................. 11

Removing the base cover.............................................................................................................................................. 11
Installing the base cover................................................................................................................................................ 12

Battery...................................................................................................................................................................................13

Removing the battery.................................................................................................................................................... 13
Installing the battery...................................................................................................................................................... 14

Coin-cell battery...................................................................................................................................................................15

Removing the coin-cell battery.................................................................................................................................... 15
Installing the coin-cell battery.......................................................................................................................................16

Solid-state drive....................................................................................................................................................................17

Removing the M.2 2280 solid-state drive................................................................................................................... 17
Installing the M.2 2280 solid-state drive..................................................................................................................... 17
Removing the M.2 2230 solid-state drive...................................................................................................................18
Installing the M.2 2230 solid-state drive..................................................................................................................... 19

Heat sink...............................................................................................................................................................................20

Removing the heat sink................................................................................................................................................ 20
Installing the heat sink....................................................................................................................................................21

Fan.........................................................................................................................................................................................22

Removing the fan.......................................................................................................................................................... 22
Installing the fan.............................................................................................................................................................23

Speakers............................................................................................................................................................................... 24

Removing the speakers.................................................................................................................................................24
Installing the speakers...................................................................................................................................................25

WLAN card...........................................................................................................................................................................26

Removing the WLAN card............................................................................................................................................26
Installing the WLAN card.............................................................................................................................................. 27

WWAN card......................................................................................................................................................................... 28

Removing the WWAN card.......................................................................................................................................... 28
Installing the WWAN card............................................................................................................................................ 29

Touchpad..............................................................................................................................................................................30

Removing the touchpad............................................................................................................................................... 30
Installing the touchpad...................................................................................................................................................31

Display assembly.................................................................................................................................................................. 32

Contents

Contents

3

Содержание Vostro 5391

Страница 1: ...Dell Vostro 5391 Service Manual Regulatory Model P114G Regulatory Type P114G001 ...

Страница 2: ...age 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 2018 2019 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 2019 08 Rev A00 ...

Страница 3: ...n cell battery 15 Installing the coin cell battery 16 Solid state drive 17 Removing the M 2 2280 solid state drive 17 Installing the M 2 2280 solid state drive 17 Removing the M 2 2230 solid state drive 18 Installing the M 2 2230 solid state drive 19 Heat sink 20 Removing the heat sink 20 Installing the heat sink 21 Fan 22 Removing the fan 22 Installing the fan 23 Speakers 24 Removing the speakers...

Страница 4: ...play bezel 49 Installing the display bezel 50 Display panel 50 Removing the display panel 50 Installing the display panel 52 Display hinges 54 Removing the display hinges 54 Installing the display hinges 55 Camera 56 Removing the camera 56 Installing the camera 56 Display cable 57 Removing the display cable 57 Installing the display cable 58 Display back cover 59 Removing the display back cover 59...

Страница 5: ...ystem setup password 71 Deleting or changing an existing system setup password 72 4 Troubleshooting 73 Enhanced Pre Boot System Assessment ePSA diagnostics 73 Running the ePSA diagnostics 73 System diagnostic lights 73 Flashing BIOS USB key 74 Flashing the BIOS 74 Backup media and recovery options 75 WiFi power cycle 75 Flea power release 75 5 Getting help 76 Contacting Dell 76 Contents 5 ...

Страница 6: ...r contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with locking tabs if you are disconnecting this type of cable press in on the locking tabs before you disconnect the cable As ...

Страница 7: ...nsitive items are safe in your hand on the ESD mat in the system or inside a bag Wrist Strap and Bonding Wire The wrist strap and bonding wire can be either directly connected between your wrist and bare metal on the hardware if the ESD mat is not required or connected to the anti static mat to protect hardware that is temporarily placed on the mat The physical connection of the wrist strap and bo...

Страница 8: ...owing guidelines when lifting heavy weight equipment CAUTION Do not lift greater than 50 pounds Always obtain additional resources or use a mechanical lifting device 1 Get a firm balanced footing Keep your feet apart for a stable base and point your toes out 2 Tighten stomach muscles Abdominal muscles support your spine when you lift offsetting the force of the load 3 Lift with your legs not your ...

Страница 9: ... the component is replaced NOTE Some computers have magnetic surfaces Ensure that the screws are not left attached to such surface when replacing a component NOTE Screw color may vary with the configuration ordered Table 1 Screw list Component Secured to Screw type Quantity Screw image Base cover Palm rest and keyboard assembly M2x2 2 Base cover Palm rest and keyboard assembly M2x4 1 Base cover Pa...

Страница 10: ...icable only on the computers shipped with optical drive Optical drive M2x3 2 Optical drive connector board Applicable only on the computers shipped with optical drive Palm rest and keyboard assembly M2x2 Big Head 1 Power adapter port Palm rest and keyboard assembly M2x3 1 Power button board Palm rest and keyboard assembly M2x2 1 Power button with fingerprint reader optional Palm rest and keyboard ...

Страница 11: ... cover 1 Follow the procedure in Before working inside your computer The following image indicates the location of the base cover and provides a visual representation of the removal procedure Removing and installing components 11 ...

Страница 12: ... the palm rest and keyboard assembly 4 Lift the base cover off the palm rest and keyboard assembly Installing the base cover If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of the base cover and provides a visual representation of the installation procedure 12 Removing and installing components ...

Страница 13: ...assembly 4 Tighten the three captive screws that secure the base cover to the palm rest and keyboard assembly 1 Follow the procedure in After working inside your computer Battery Removing the battery 1 Follow the procedure in Before working inside your computer 2 Remove the base cover The following image indicates the location of the battery and provides a visual representation of the removal proc...

Страница 14: ...e system board and palm rest and keyboard assembly 4 Lift the battery off the palm rest and keyboard assembly Installing the battery If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of the battery and provides a visual representation of the installation procedure 14 Removing and installing compone...

Страница 15: ...computer Coin cell battery Removing the coin cell battery 1 Follow the procedure in Before working inside your computer CAUTION Removing the coin cell battery resets the BIOS setup program s settings to default It is recommended that you note the BIOS setup program s settings before removing the coin cell battery 2 Remove the base cover 3 Remove the battery The following image indicates the locati...

Страница 16: ...g component before performing the installation procedure The following image indicates the location of the coin cell battery and provides a visual representation of the installation procedure 1 Adhere the coin cell battery to the slot on the palm rest and keyboard assembly 2 Route the coin cell battery cable through the routing guide 3 Connect the coin cell battery cable to the system board 1 Inst...

Страница 17: ...e and provides a visual representation of the removal procedure 1 Peel the mylar tape that secures the heat sink to the system board 2 Remove the screw M2x2 5 that secures the solid state drive to the system board 3 Slide and remove the solid state drive from the solid state drive slot on the system board Installing the M 2 2280 solid state drive If you are replacing a component remove the existin...

Страница 18: ...cures the solid state drive to the system board 3 Adhere the mylar tape that secures the heat sink to the system board 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Removing the M 2 2230 solid state drive 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery The following image indica...

Страница 19: ...on the system board 4 Slide and remove the solid state drive off the solid state drive slot on the system board Installing the M 2 2230 solid state drive If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of the solid state drive and provides a visual representation of the installation procedure Rem...

Страница 20: ...e drive to the system board 4 Adhere the mylar tape that secures the heat sink to the system board 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Heat sink Removing the heat sink 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery The following image indicates the location of the hea...

Страница 21: ...7 6 5 4 3 2 1 loosen the seven captive screws that secure the heat sink to the system board 3 Lift the heat sink off the system board Installing the heat sink If you are replacing a component remove the existing component before performing the installation procedure Removing and installing components 21 ...

Страница 22: ...s that secure the heat sink to the system board 3 Adhere the mylar tape that secures the heat sink to the system board 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Fan Removing the fan 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery The following image indicates the location of...

Страница 23: ...tly off the palm rest and keyboard assembly 4 Disconnect the fan cable from the system board and completely lift the fan off the palm rest and keyboard assembly Installing the fan If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of fan and provides a visual representation of the installation proce...

Страница 24: ...board NOTE This step is only applicable for computers shipped with a WWAN configuration 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Speakers Removing the speakers 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery The following image indicates the location of speakers and provide...

Страница 25: ...ing guides on the palm rest and keyboard assembly NOTE Note the position of the rubber grommets before lifting the speakers 5 Lift the speakers along with the cable off the palm rest and keyboard assembly Installing the speakers If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of speakers and prov...

Страница 26: ...to the palm rest and keyboard assembly 4 Connect the speaker cable to the system board 5 Connect the touchpad cable to the system board and close the latch to secure the cable 1 Install the battery 2 Install the base cover 3 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 base cov...

Страница 27: ...AN card and lift the WLAN card bracket off the WLAN card 3 Disconnect the antenna cables from the WLAN card 4 Slide and remove the WLAN card from the WLAN card slot Installing the WLAN card If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of WLAN card and provides a visual representation of the in...

Страница 28: ...WLAN card bracket to the WLAN card 5 Ahere the mylar tape that secures the heat sink to the system board 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer WWAN card Removing the WWAN card NOTE This procedure is only applicable for computers shipped with a WWAN configuration 1 Follow the procedure in Before working inside your computer 2 Rem...

Страница 29: ...sconnect the antenna cables from the WWAN card 4 Slide and remove the WWAN card from the WWAN card slot Installing the WWAN card NOTE This procedure is only applicable for computers shipped with a WWAN configuration If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of WWAN card and provides a visua...

Страница 30: ...2 5 that secures the WWAN bracket to the WWAN card 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Touchpad Removing the touchpad 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery The following image indicates the location of touchpad and provides a visual representation of the remo...

Страница 31: ...alm rest and keyboard assembly 5 Remove the two M1 6x2 screws that secure the touchpad to the palm rest and keyboard assembly 6 Lift the touchpad along with the cable off the palm rest and keyboard assembly Installing the touchpad If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of touchpad and pr...

Страница 32: ...pad cable into its connector on the system board and close the latch to secure the cable 6 Adhere the tape that secures the touchpad to the palm rest and keyboard assembly 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Display assembly Removing the display assembly 1 Follow the procedure in Before working inside your computer 2 Remove th...

Страница 33: ...Removing and installing components 33 ...

Страница 34: ... O board and palm rest and keyboard assembly 2 Peel the tape and using the pull tab remove the display cable from the system board 3 Open the display assembly as far as possible 4 Remove the palm rest and keyboard assembly off the display assembly 34 Removing and installing components ...

Страница 35: ...a component remove the existing component before performing the installation procedure The following image indicates the location of display assembly and provides a visual representation of the installation procedure Removing and installing components 35 ...

Страница 36: ...he tape that secures the display cable to the system board 1 Install the battery 2 Install the base cover 3 Follow the procedure in After working inside your computer Power adapter port Removing the power adapter port 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the WLAN card 5 Remove the display assembly The following image in...

Страница 37: ...apter port along with its cable off the palm rest and keyboard assembly Installing the power adapter port If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of power adapter port and provides a visual representation of the installation procedure Removing and installing components 37 ...

Страница 38: ...ges 6 Replace the screw M2x4 that secure the right display hinge to the system board 1 Install the display assembly 2 Install the WLAN card 3 Install the battery 4 Install the base cover 5 Follow the procedure in After working inside your computer I O board Removing the I O board 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the...

Страница 39: ...from the I O board 6 Remove the screw M2 5x2 5 that secures the I O board to the palm rest and keyboard assembly 7 Remove the screw M2x3 that secures the I O board to the palm rest and keyboard assembly 8 Lift the I O board off the palm rest and keyboard assembly Installing the I O board If you are replacing a component remove the existing component before performing the installation procedure The...

Страница 40: ...pe that secures the I O board to the I O board 6 Adhere the Mylar that secures the I O board to the palm rest and keyboard assembly 7 Using the alignment posts close the display hinges 8 Replace the screw M2x4 that secure the left display hinge to the palm rest and keyboard assembly 1 Install the fan 2 Install the battery 3 Install the base cover 4 Follow the procedure in After working inside your...

Страница 41: ...st and keyboard assembly 2 Remove the screw M1 6x2 that secures the power button board to the palm rest and keyboard assembly and lift the power button board off the palm rest and keyboard assembly Installing the power button board If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of power button b...

Страница 42: ... fan 3 Install the WLAN card 4 Install the battery 5 Install the base cover 6 Follow the procedure in After working inside your computer Power button with fingerprint reader Removing the power button with fingerprint reader NOTE This procedure is only applicable for computers shipped with a fingerprint reader 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 R...

Страница 43: ...Removing and installing components 43 ...

Страница 44: ...he power button bracket to the palm rest and keyboard assembly 7 Lift the power button bracket off the palm rest and keyboard assembly 8 Remove the two screws M1 6x2 that secure the power button to the palm rest and keyboard assembly 9 Lift the power button off the palm rest and keyboard assembly Installing the power button with fingerprint reader NOTE This procedure is only applicable for compute...

Страница 45: ...Removing and installing components 45 ...

Страница 46: ...assembly 5 Adhere the Mylar that secures the power button bracket to the keyboard and palm rest assembly 6 Connect the fingerprint reader cable to the system board and close the latch to secure the cable 7 Connect the fingerprint reader cable to the fingerprint reader board and close the latch to secure the cable 8 Adhere the tape that secures the fingerprint reader board to the palm rest and keyb...

Страница 47: ...n of system board and provides a visual representation of the removal procedure 1 Peel the tape that secures the I O board cable to the system board 2 Open the latch and disconnect the I O board cable from the system board 3 Disconnect the speaker cable from the system board 4 Open the latch and disconnect the fingerprint reader cable from the system board 5 Open the latch and disconnect the touch...

Страница 48: ...move the existing component before performing the installation procedure The following image indicates the location of system board and provides a visual representation of the installation procedure 1 Slide the ports on the system board into the slots on the palm rest and keyboard assembly and align the screw holes on the system board with the screw holes on the palm rest and keyboard assembly 2 R...

Страница 49: ...3 Install the heat sink 4 Install the fan 5 Install the WLAN card 6 Install the M 2 2280 solid state drive or M 2 2230 solid state drive whichever applicable 7 Install the battery 8 Install the base cover 9 Follow the procedure in After working inside your computer Display bezel Removing the display bezel 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remov...

Страница 50: ...place 1 Install the display assembly 2 Install the WLAN card 3 Install the battery 4 Install the base cover 5 Follow the procedure in After working inside your computer Display panel Removing the display panel 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the WLAN card 5 Remove the display assembly 6 Remove the display bezel The...

Страница 51: ...Removing and installing components 51 ...

Страница 52: ...e scribe 4 Lift the display panel off the display back cover 5 Peel the tape that secures the display cable to the display back cover 6 Open the latch and disconnect the display cable from the display back cover Installing the display panel If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of displ...

Страница 53: ...Removing and installing components 53 ...

Страница 54: ...iver press and roll over the pressure films until they turn pink 8 Peel off the pressure film from the display panel 9 Place the display bezel on the display back cover and snap it into place 1 Install the display bezel 2 Install the display assembly 3 Install the WLAN card 4 Install the battery 5 Install the base cover 6 Follow the procedure in After working inside your computer Display hinges Re...

Страница 55: ... the display back cover 3 Slide and remove the display hinges off the display back cover Installing the display hinges If you are replacing a component remove the existing component before performing the installation procedure The following image indicates the location of display hinges and provides a visual representation of the installation procedure 1 Align the screw holes on the hinges with th...

Страница 56: ... 5 Remove the display assembly 6 Remove the display bezel 7 Remove the display panel The following image indicates the location of camera and provides a visual representation of the removal procedure 1 Using a plastic scribe pry the camera from the alignment post on the display back cover 2 Turn over the camera and disconnect the camera cable off the camera 3 Peel the tape off the camera and lift ...

Страница 57: ...d 5 Install the battery 6 Install the base cover 7 Follow the procedure in After working inside your computer Display cable Removing the display cable 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the display assembly 5 Remove the display panel 6 Remove the display bezel The following image indicates the location of display cabl...

Страница 58: ...rming the installation procedure The following image indicates the location of display cable and provides a visual representation of the installation procedure 1 Adhere the tape securing the display cable to the back cover 2 Adhere the display cable to the display back cover 1 Install the display bezel 2 Install the display panel 3 Install the display assembly 4 Install the battery 58 Removing and...

Страница 59: ...e thedisplay panel 9 Remove the display cable 10 Remove the camera The following image indicates the display back cover and provides a visual representation of the removal procedure After performing all the prerequisites we are left with the display back cover Installing the display back cover If you are replacing a component remove the existing component before performing the installation procedu...

Страница 60: ...embly Removing the palm rest and keyboard assembly 1 Follow the procedure in Before working inside your computer 2 Remove the base cover 3 Remove the battery 4 Remove the WLAN card 5 Remove the speakers 6 Remove the system board 7 Remove the display assembly 8 Remove the power button with fingerprint reader or power button board whichever applicable 9 Remove the power adapter port 10 Remove the to...

Страница 61: ...tion procedure The following image indicates the palm rest and keyboard assembly and provides a visual representation of the installation procedure Place the palm rest and keyboard assembly on a flat surface 1 Install the touchpad 2 Install the power adapter port 3 Install the power button with fingerprint reader or power button board whichever applicable 4 Install the display assembly 5 Install t...

Страница 62: ...8 Install the battery 9 Install the base cover 10 Follow the procedure in After working inside your computer 62 Removing and installing components ...

Страница 63: ...seful when you are attempting to boot to a particular device or to bring up the diagnostics for the system Using the boot menu does not make any changes to the boot order stored in the BIOS The options are UEFI Boot Windows Boot Manager Other Options BIOS Setup BIOS Flash Update Diagnostics Change Boot Mode Settings Navigation keys NOTE For most of the System Setup options changes that you make ar...

Страница 64: ...led Boot Sequence Allows you to specify the order in which the computer attempts to find an operating system from the devices specified in this list Advanced Boot Options Allows you to select the Legacy Option ROMs option when in UEFI boot mode By default no option is selected Enable Legacy Option ROMs Enable Attempt Legacy Boot UEFI Boot Path Security This option controls whether or not the syste...

Страница 65: ...The LCD brightness is independent for battery and AC adapter It can be set using the slider NOTE The video setting is visible only when a video card is installed into the system Security Table 4 Security Option Description Admin Password Allows you to set change and delete the admin password System Password Allows you to set change and delete the system password Strong Password This option lets yo...

Страница 66: ...ault Choose any one option Disabled Enabled default Computrace R This field lets you Activate or Disable the BIOS module interface of the optional Computrace Service from Absolute Software Enables or disables the optional Computrace service designed for asset management Deactivate Disable Activate This option is selected by default OROM Keyboard Access This option determines whether users are able...

Страница 67: ... selected key Reset All Keys Resets to default setting Delete All Keys Deletes all the keys NOTE If you disable the Custom Mode all the changes made will be erased and the keys will restore to default settings Intel Software Guard Extensions Table 6 Intel Software Guard Extensions Option Description Intel SGX Enable This field specifies you to provide a secured environment for running code storing...

Страница 68: ...Technology Enable Intel Speed Shift Technology Default setting Enabled 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 I...

Страница 69: ...r disable the system setup BIOS warning messages when you use certain power adapters Default setting Enable Adapter Warnings Numlock Enable Allows you to enable the Numlock option when the computer boots Enable Network This option is enabled by default Fn Lock Options Allows you to let hot key combinations Fn Esc toggle the primary behavior of F1 F12 between their standard and secondary functions ...

Страница 70: ...etooth All the options are enabled by default NOTE For WLAN enable or disable controls are tied together and they cannot be enabled or disabled independently Wireless Device Enable Allows you to enable or disable the internal wireless devices WLAN Bluetooth All the options are enabled by default Maintenance screen Option Description Service Tag Displays the Service Tag of your computer Asset Tag A...

Страница 71: ... The password features provide a basic level of security for the data on your computer CAUTION Anyone can access the data stored on your computer if it is not locked and left unattended NOTE System and setup password feature is disabled Assigning a system setup password You can assign a new System or Admin Password only when the status is in Not Set To enter the system setup press F2 immediately a...

Страница 72: ...em Security and press Enter The System Security screen is displayed 2 In the System Security screen verify that Password Status is Unlocked 3 Select System Password alter or delete the existing system password and press Enter or Tab 4 Select Setup Password alter or delete the existing setup password and press Enter or Tab NOTE If you change the System and or Setup password re enter the new passwor...

Страница 73: ...agnostics option 4 Click the arrow at the bottom left corner Diagnostics front page is displayed 5 Click the arrow in the lower right corner to go to the page listing The items detected are listed 6 To run a diagnostic test on a specific device press Esc and click Yes to stop the diagnostic test 7 Select the device from the left pane and click Run Tests 8 If there are any issues error codes are di...

Страница 74: ... disabled Flashing BIOS USB key 1 Follow the procedure from step 1 to step 7 in Flashing the BIOS to download the latest BIOS setup program file 2 Create a bootable USB drive For more information see the knowledge base article SLN143196 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 ...

Страница 75: ...nable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed The following procedure provides the instructions on how to conduct a WiFi power cycle NOTE Some ISPs Internet Service Providers provide a modem router combo device 1 Turn off your computer 2 Turn off the modem 3 Turn off the wireless router 4 Wait for 30 seconds 5 Turn on the wireless router...

Страница 76: ...ne based support and 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 s...

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