Dell XPS 8920 Скачать руководство пользователя страница 42

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Figure 19. Rotating the power-supply unit

1. power-supply unit cage release latches (2)

2. power-supply unit

3. chassis

4. power-supply unit cage

3. Disconnect the CPU-power cable and system board power cable from the system board and the optical-drive power cable from the

optical drive.
For more information, see “

System-board components

”.

4. Disconnect the graphics-card power cables if applicable.
5. Remove the system-board power cable from the routing guide on the chassis.

Removing the power-supply unit

Содержание XPS 8920

Страница 1: ...XPS 8920 Service Manual Regulatory Model D24M Regulatory Type D24M001 June 2020 Rev A04 ...

Страница 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 2020 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 ...

Страница 3: ...14 Chapter 5 Replacing the right side cover 15 Procedure 15 Chapter 6 Removing the front bezel 16 Prerequisites 16 Procedure 16 Chapter 7 Replacing the front bezel 18 Procedure 18 Post requisites 18 Chapter 8 Removing the optical drive 19 Prerequisites 19 Procedure 19 Chapter 9 Replacing the optical drive 23 Procedure 23 Post requisites 23 Post requisites 23 Chapter 10 Removing the top cover 24 Pr...

Страница 4: ...1 Procedure with screws 31 Chapter 17 Replacing the primary hard drive 33 Procedure 33 Post requisites 33 Chapter 18 Removing the secondary hard drive 34 Prerequisites 34 Procedure 34 Chapter 19 Replacing the secondary hard drive 36 Post requisites 36 Procedure 36 Chapter 20 Removing the solid state drive 37 Prerequisites 37 Procedure 37 Chapter 21 Replacing the solid state drive 39 Procedure 39 P...

Страница 5: ...es 50 Procedure 50 Chapter 29 Replacing the full length graphics cards 52 Procedure 52 Post requisites 52 Chapter 30 Removing the memory modules 53 Prerequisites 53 Procedure 53 Chapter 31 Replacing the memory modules 55 Procedure 55 Post requisites 56 Chapter 32 Removing the power button module 57 Prerequisites 57 Procedure 57 Chapter 33 Replacing the power button module 59 Procedure 59 Post requ...

Страница 6: ...embly 69 Prerequisites 69 Procedure 69 Chapter 41 Replacing the processor fan and heat sink assembly 71 Procedure 71 Post requisites 71 Chapter 42 Removing the chassis fan 72 Prerequisites 72 Procedure 72 Chapter 43 Replacing the chassis fan 74 Procedure 74 Post requisites 74 Chapter 44 Removing the processor 75 Prerequisites 75 Procedure 75 Chapter 45 Replacing the processor 77 Procedure 77 Post ...

Страница 7: ... driver 89 Downloading the network driver 89 Chapter 53 System setup 90 Boot Sequence 90 Navigation keys 90 BIOS overview 90 Entering BIOS setup program 90 System Setup Options 91 System and setup password 93 Assigning a system setup password 94 Deleting or changing an existing system setup password 94 Clearing CMOS settings 94 Clearing forgotten passwords 95 Chapter 54 Troubleshooting 98 Enhanced...

Страница 8: ...Chapter 55 Getting help and contacting Dell 102 8 Contents ...

Страница 9: ...trical outlet CAUTION To avoid damaging the computer ensure that the work surface is flat and clean CAUTION Handle components and cards with care Do not touch the components or 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 You should only perform troubleshooting and repairs as authorized or dir...

Страница 10: ...6 32x1 4 4 Hard drive cage Chassis 6 32x1 4 6 two per hard drive cage installed Power supply bracket Chassis 6 32x1 4 2 Power supply unit Chassis 6 32x1 4 4 Blower Heat sink assembly 6 32x1 4 3 Chassis fan Chassis 6 32x1 4 1 Power button module Top panel 6 32x1 4 1 Solid state drive System board M2x2 5 1 Wireless card System board M2x2 5 1 Top IO panel Chassis 6 32x1 4 4 Optical drive Optical driv...

Страница 11: ...y screws remain inside your computer 2 Connect any external devices peripherals or cables you removed before working on your computer 3 Replace any media cards discs or any other parts that you removed before working on your computer 4 Connect your computer and all attached devices to their electrical outlets 5 Turn on your computer 2 After working inside your computer 11 ...

Страница 12: ...inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Inside view of your computer 1 chassis fan 2 memory modules 3 optical drive 4 power supply unit 5 front bezel 6 graphics card 7 system board 8 processor fan and heat sink assembly 3 12 Technical overview ...

Страница 13: ...CMOS reset jumper CMOS JUMPER 12 password reset jumper PASSWORD JUMPER 13 PCI Express x16 card slot SLOT1 14 PCI Express x1 card slots SLOT 2 and SLOT 3 15 PCI Express x4 card slot SLOT 4 16 front audio connector F_audio 17 wireless card slot M 2_SLOT1 18 CPU power cable ATX_CPU 19 chassis fan connector TOP_FAN 20 processor socket 21 processor release latch 22 processor fan connector CPU_FAN 23 co...

Страница 14: ...ur computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Place the computer in an upright position 2 Pull the right side cover release latch 3 Lift the right side cover and then slide it towards the top of the computer 4 Remove the right side cover from the chassis Figure 1 Removing the right side cover a right side cover ...

Страница 15: ...r follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure Align the tabs on the right side cover with the slots on the chassis in the bottom and snap the side cover to lock it in place Figure 2 Right side cover replacement 1 slots 2 tabs 3 chassis 4 right side cover 5 Replac...

Страница 16: ...actices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites Remove the right side cover Procedure 1 Pry the optical drive bezel from the optical drive Figure 3 Removing the optical drive bezel a optical drive bezel b front bezel 2 Release the front bezel tabs sequentially from the top one at a time by moving them away from the front chassis 3 Rotate and pull...

Страница 17: ...Figure 4 Removing the front bezel a front bezel tabs b front bezel c front chassis Removing the front bezel 17 ...

Страница 18: ...ions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the tabs on the front bezel with the slots on the chassis 2 Rotate the front bezel towards the chassis until the front bezel tabs snap into place 3 Snap the optical drive bezel to the optical drive Post requisites Replace the righ...

Страница 19: ...mpliance home page at www dell com regulatory_compliance Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Disconnect the power and data cables from the optical drive 2 Pull the release tab on the optical drive cage towards the bottom of the computer 3 Push to slide out the optical drive through the front of the c...

Страница 20: ...cal drive through the front of the computer Figure 6 Removing the optical drive a optical drive bezel b optical drive c front bezel 5 Remove the screw that secures the optical drive bracket to the optical drive 20 Removing the optical drive ...

Страница 21: ...inserting a pointed screwdriver in the optical drive eject hole Figure 8 Removing the optical drive bezel a optical drive b optical drive eject hole c optical drive bezel 7 Using a plastic scribe gently push the optical drive bezel away to remove the tabs from the slots on the optical drive Removing the optical drive 21 ...

Страница 22: ...Figure 9 Removing the optical drive bezel 1 optical drive bezel 2 slot 3 tab 4 plastic scribe 22 Removing the optical drive ...

Страница 23: ...screw hole on the optical drive 2 Replace the screw that secures the optical drive bracket to the optical drive 3 Align the tabs on the optical drive bezel with slots on the optical drive and snap it in place 4 Slide the optical drive into the optical drive cage through the front of the computer till it snaps into place 5 Connect the power and data cables to the optical drive Post requisites 1 Fol...

Страница 24: ... the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites Remove the right side cover Procedure 1 Place the computer in an upright position 2 Pry the cover from the back corner and lift the top cover away from the chassis Figure 10 Removing the top cover a top cover b chassis 10...

Страница 25: ...king inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure Align the tabs on the top cover with the slots on the top panel and press the top cover until it snaps into place Post requisites Replace the right side cover 11 Replacing the top cover 25 ...

Страница 26: ...ter follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Prerequisites Remove the right side cover Procedure 1 Place the computer with the bottom facing up 2 Pry and lift the bottom cover away from the chassis Figure 11 Removing the bottom cover a bottom cover b chassis 12 26 Remov...

Страница 27: ...g inside your computer follow the instructions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure Align the tabs on the bottom cover with the slots on the bottom panel and press the bottom cover until it snaps in place Post requisites Replace the right side cover 13 Replacing the bottom cover ...

Страница 28: ... com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive CAUTION To avoid data loss do not remove the hard drive while the computer is in sleep or on state Prerequisites Remove the right side cover Procedure with tabs 1 Disconnect the data and power cables from the hard drive 2 Press the release tabs on the hard drive carrier and slide the hard drive ca...

Страница 29: ...rier from the slots on the hard drive 4 Lift the hard drive off the hard drive carrier NOTE Note the orientation of the hard drive to replace it correctly Figure 13 Removing the hard drive from the bracket a hard drive b hard drive carrier c tabs Removing the primary hard drive 29 ...

Страница 30: ... Compliance home page at www dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure with tabs 1 Place the hard drive into the hard drive carrier and align the tabs on the bracket with the slots on the hard drive 2 Snap the hard drive carrier into the hard drive 3 Slide the hard drive carrier into the hard drive cage until it snaps into p...

Страница 31: ...e CAUTION To avoid data loss do not remove the hard drive while the computer is in sleep or on state Prerequisites Remove the right side cover Procedure with screws NOTE There is a running change on implementing a new blue tool less plastic bracket for the primary hard disk drive Technicians encounter that later revisions of the systems have the new blue tool less plastic bracket for the primary h...

Страница 32: ...e assembly 4 Remove the screws that secure the hard drive to the hard drive cage 5 Lift the hard drive off the hard drive cage NOTE Note the orientation of the hard drive to replace it correctly Figure 16 Removing the hard drive from the bracket a 6 32 X 1 4 screws 4 b hard drive c hard drive cage 32 Removing the primary hard drive ...

Страница 33: ...ell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Procedure 1 Place the hard drive into the hard drive cage 2 Align the screw holes on the hard drive cage with the screw holes on the hard drive 3 Replace the screws that secure the hard drive to the hard drive cage 4 Insert the hard drive cage into the chassis 5 Replace the screws that secure t...

Страница 34: ...me page at www dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive CAUTION To avoid data loss do not remove the hard drive while the computer is in sleep or on state Prerequisites Remove the right side cover Procedure 1 Disconnect the data and power cables from the hard drive 2 Remove the screws that secure the hard drive cage to chassis 1 6 32...

Страница 35: ...ure the hard drive to the hard drive cage 5 Lift the hard drive out of the hard drive cage NOTE Note the orientation of the hard drive so that you can replace it correctly a 6 32 X 1 4 screws 4 b hard drive c hard drive cage Removing the secondary hard drive 35 ...

Страница 36: ... Compliance home page at www dell com regulatory_compliance CAUTION Hard drives are fragile Exercise care when handling the hard drive Post requisites Replace the right side cover Procedure 1 Place the hard drive into the hard drive cage 2 Replace the screws that secure the hard drive to the hard drive cage 3 Place the hard drive cage into the hard drive cage slot in the chassis 4 Replace the scre...

Страница 37: ...TION Solid state drives are fragile Exercise care when handling the solid state drive CAUTION To avoid data loss do not remove the solid state drive while the computer is in sleep or on state Prerequisites 1 Remove the right side cover 2 Remove the full length graphics card if installed Procedure 1 Remove the screw that secures the solid state drive to the system board 2 Slide and lift the solid s...

Страница 38: ...3 system board 4 M2x2 5 screw 38 Removing the solid state drive ...

Страница 39: ...ulatory_compliance CAUTION Solid state drives are fragile Exercise care when handling the solid state drive Procedure 1 Align the notch on the solid state drive with the tab on the solid state drive slot 2 Insert the solid state drive at a 45 degree angle into the solid drive drive slot For more information see System board components 3 Replace the screw that secures the solid state drive to the s...

Страница 40: ...Post requisites 1 Replace the full length graphics card if installed 2 Replace the right side cover 40 Replacing the solid state drive ...

Страница 41: ...age at www dell com regulatory_compliance WARNING Lift the power supply unit carefully as it is designed with a tight hinge without a physical lock It always stays in the upright position while lifted up Prerequisites Remove the right side cover Procedure NOTE Note the routing of all cables as you remove them so that you can reroute them correctly after you replace the power supply 1 Slide the pow...

Страница 42: ...nect the CPU power cable and system board power cable from the system board and the optical drive power cable from the optical drive For more information see System board components 4 Disconnect the graphics card power cables if applicable 5 Remove the system board power cable from the routing guide on the chassis 42 Removing the power supply unit ...

Страница 43: ...the hard disk power cable NOTE There could be up to three hard disk power cables depending on the quantity of hard disk drive installed 8 Remove the screws that secure the power supply bracket to the chassis 9 Remove the screws that secure the power supply unit to the chassis 10 Lift the power supply bracket off the chassis 11 Lift the power supply unit off the chassis Removing the power supply un...

Страница 44: ...Figure 21 Removing the power supply unit 1 6 32x1 4 screws 4 2 power supply unit 3 power supply bracket 4 6 32x1 4 screws 2 5 hard drive cable 44 Removing the power supply unit ...

Страница 45: ...power supply unit cage 3 Align the screw holes on the power supply bracket with the screw holes on the power supply unit cage 4 Replace the screws that secure the power supply bracket to the power supply unit cage 5 Connect the hard drive power cable 6 Rotate the power supply unit away from the chassis 7 Connect the CPU power cable system board power cable to the system board and the optical drive...

Страница 46: ...ttery 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 Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Using a plastic scribe press the battery release lever away from the coin cell battery until the coin c...

Страница 47: ...ctions in After working inside your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure Insert the coin cell battery into the battery socket with the positive side facing up and snap the battery into place Post requisites 1 Follow the procedure from step 9 to step 10 in Replacing the power supply unit 2 Replace the right s...

Страница 48: ... computer will be shipped with either graphics card or full length graphics card 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Locate the graphics card on the system board and make note of the graphics card slot PCI Express x16 For more information see System board components 2 Push the securing tab on the PCIe slot away fr...

Страница 49: ...For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Locate the PCI Express x16 card slot on the system board For more information see System board components 2 Align the notch on the graphics card with the tab on the slot and snap the graphics card in place Post requisites 1 Follow the procedure from step 9 to step 10 in Replacin...

Страница 50: ...th either graphics card or full length graphics card 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Lift to release the full length graphics card bracket from the chassis Figure 24 Removing the full length graphics card bracket a full length graphics card bracket b chassis 2 Press the releasing clip on the power cable connec...

Страница 51: ...Figure 25 Removing the power cable 1 power cables 2 releasing clips 2 3 full length graphics card 4 securing tab Removing the full length graphics cards 51 ...

Страница 52: ... at www dell com regulatory_compliance Procedure 1 Align the full length graphics card with the slot on the system board 2 Place the card into the slot and press down firmly until the full length graphics card snaps into place 3 Connect the power cables to the full length graphics card 4 Slide the tab on the full length graphics card bracket into the slot on the chassis and snap it into place Post...

Страница 53: ...ght side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Locate the memory module slot on the system board For more information see System board components 2 Push the securing clips away from the memory module 3 Grasp the memory module near the securing clip and then gently ease the memory module out of the memory module slot CAUTION If the memory m...

Страница 54: ...Figure 26 Removing the memory module 1 memory module slot 2 memory module 3 securing clips 2 4 system board 54 Removing the memory modules ...

Страница 55: ...egulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align the notch on the memory module with the tab on the memory module slot 2 Insert the memory module into the memory module slot and press the memory module straight until it snaps into position and the securing clips lock in place NOTE If you do not hear the click remove the memory module and reinstall it Figure 27...

Страница 56: ...matrix Table 2 Memory configuration matrix Configuration Slot DIMM1 DIMM2 DIMM3 DIMM4 8 GB 4 GB 4 GB 8 GB 8 GB 16 GB 8 GB 8 GB 16 GB 16 GB 24 GB 8 GB 8 GB 4 GB 4 GB 32 GB 8 GB 8 GB 8 GB 8 GB 64 GB 16 GB 16 GB 16 GB 16 GB Post requisites 1 Follow the procedure from step 9 to step 10 in Replacing the power supply unit 2 Replace the right side cover 56 Replacing the memory modules ...

Страница 57: ...bezel 4 Remove the top cover 5 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure NOTE Note the routing of the cable as you remove it so that you can reroute it correctly after you replace the power button module 1 Disconnect the power button module cable from the system board For more information see System board components 2 Note the power button module cable ...

Страница 58: ...Figure 28 Disconnect the power button module cable 1 chassis 2 routing guide 3 6 32x1 4 screw 4 power button module 5 system board 6 power button module cable 58 Removing the power button module ...

Страница 59: ...ugh the slot on the top of the chassis 2 Align the screw hole on the power button module with the screw hole on the chassis 3 Replace the screw that secures the power button module to the top chassis 4 Route the power button module cable through the routing guides on the chassis 5 Connect the power button module cable to the system board For more information see System board components Post requis...

Страница 60: ...compliance Prerequisites 1 Remove the right side cover 2 Remove the front bezel 3 Remove the top cover 4 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Disconnect the top I O panel cables from the system board For more information see System board components 2 Note the I O panel cables routing and remove them from the routing guides next to the system boar...

Страница 61: ...acket 4 Remove the screws that secure the top I O panel to the chassis 5 Lift the top I O panel bracket from the chassis Figure 30 Removing the USB panel a 6 32x1 4 4 b top I O panel bracket c chassis Removing the top I O panel 61 ...

Страница 62: ...om regulatory_compliance Procedure 1 Align the screw holes on the top I O panel with the screw holes on the chassis 2 Replace the screws that secure the top I O panel to the top chassis 3 Route the I O panel cables through the routing guides on the chassis 4 Connect the top I O panel cables to the system board For more information see System board components Post requisites 1 Replace the top cover...

Страница 63: ...ng normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION For maximum cooling of the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Proced...

Страница 64: ...assembly to the system board 4 Lift the heat sink assembly off the system board Figure 32 Removing the captive screws a heat sink assembly b captive screws 4 c system board 5 Disconnect the blower cable from the system board For more information see System board components 64 Removing blower and heat sink assembly ...

Страница 65: ...Figure 33 Removing the blower cable a system board b blower cable c blower Removing blower and heat sink assembly 65 ...

Страница 66: ...e can be reused if the original processor and heat sink assembly are reinstalled together 1 Connect the blower cable to the system board For more information see System board components 2 Place the heat sink assembly over the processor 3 Align the captive screws on the heat sink assembly with the screw holes on the system board 4 In a non adjacent sequence tighten the captive screws that secure th...

Страница 67: ... normal operation Allow sufficient time for the heat sink to cool before you touch it CAUTION For maximum cooling of the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit 3 Remove...

Страница 68: ... your computer For more safety best practices see the Regulatory Compliance home page at www dell com regulatory_compliance Procedure 1 Align and place the VR heat sink on the system board 2 Tighten the captive screws that secure the VR heat sink to the system board Post requisites 1 Replace the blower and heat sink assembly 2 Follow the procedure from step 9 to step 10 in Replacing the power supp...

Страница 69: ...fore you touch it CAUTION For maximum cooling of the processor do not touch the heat transfer areas on the heat sink The oils in your skin can reduce the heat transfer capability of the thermal grease Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Disconnect the processor fan cable from the system board For mor...

Страница 70: ...Figure 35 Removing the processor fan and heat sink 1 processor fan cable 2 captive screws 4 3 processor fan and heat sink assembly 4 system board 70 Removing the processor fan and heat sink assembly ...

Страница 71: ...e that thermal conductivity is achieved NOTE The original thermal grease can be reused if the original processor and heat sink assembly are reinstalled together 1 Place the processor fan and heat sink assembly over the processor 2 Align the captive screws on the processor fan heat sink assembly with the screw holes on the system board 3 In a non adjacent sequence tighten the captive screws that se...

Страница 72: ... power supply unit 3 Remove the blower and heat sink assembly if installed 4 Remove the VR heat sink if installed Procedure 1 Remove the chassis fan cable from the routing guide on the chassis fan bracket 2 Disconnect the chassis fan cable from the system board For more information see System board components 3 Remove the screw that secures the chassis fan bracket to the chassis 4 Slide the chassi...

Страница 73: ...ts through the holes at each corner of the fan to release the chassis fan from the bracket 7 Lift the chassis fan off the chassis fan bracket Figure 37 Removing the chassis fan a chassis fan b chassis fan bracket Removing the chassis fan 73 ...

Страница 74: ... of the fan 3 Align the grommets in the fan with the holes at each corner of the chassis fan bracket and pull through until they snap into place 4 Route the chassis fan cable through the routing guide on the bracket 5 Align the tabs on the chassis fan bracket with the slots on the chassis and slide the fan into position 6 Align the screw hole on the chassis fan bracket with the screw hole on the c...

Страница 75: ... at www dell com regulatory_compliance Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit 3 Remove the processor fan and heat sink assembly 4 Remove the blower and heat sink assembly if installed Procedure 1 Press the processor release lever down and then pull it outwards to release it from the securing tab 2 Extend the proces...

Страница 76: ...Figure 38 Removing processor 1 processor release lever 2 securing tab 3 processor cover 4 processor socket 5 processor 76 Removing the processor ...

Страница 77: ...es the processor may ship with the thermal pad attached to it Procedure 1 Ensure that the release lever on the processor socket is fully extended in the open position CAUTION The pin 1 corner of the processor has a triangle that aligns with the triangle on the pin 1 corner on the processor socket When the processor is properly seated all four corners are aligned at the same height If one or more c...

Страница 78: ...or cover 5 release lever Post requisites 1 Replace the blower and heat sink assembly if installed 2 Replace the processor fan and heat sink assembly 3 Follow the procedure from step 9 to step 10 in Replacing the power supply unit 4 Replace the right side cover 78 Replacing the processor ...

Страница 79: ...side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit Procedure 1 Locate the wireless card slot on the system board For more information see System board components 2 Remove the screw that secures the wireless card bracket to the wireless card and the system board 3 Remove the wireless card bracket and disconnect the antenna cables from the wireless card 4 Slide...

Страница 80: ...he wireless card at an angle into the wireless card slot 3 Connect the antenna cables to the wireless card The following table provides the antenna cable color scheme for the wireless card supported by your computer Table 3 Antenna cable color scheme Connectors on the wireless card Antenna cable color Main white triangle White Auxiliary black triangle Black 4 Align the screw hole on the wireless c...

Страница 81: ...Post requisites 1 Follow the procedure from step 9 to step 10 in Replacing the power supply unit 2 Replace the right side cover Replacing the wireless card 81 ...

Страница 82: ... 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit 3 Remove the top cover 4 Follow the procedure from step 1 to step 4 in Removing the wireless card Procedure 1 Open the securing clip which secures the antenna cable to the chassis 2 Remove the cables from the routing guide through the slot on the top of the chassis 3 Note the antenna cable routing and remove the antenn...

Страница 83: ...Figure 43 Removing the antenna 1 plastic scribe 2 antenna 2 3 routing guide 4 chassis 5 antenna cables Removing the antennas 83 ...

Страница 84: ...age at www dell com regulatory_compliance Procedure 1 Adhere the antenna to the chassis 2 Route the antenna cables through the slot on the top of the chassis 3 Route the antenna cables through the routing guides on the chassis 4 Secure the antenna cables to the chassis using the securing clip Post requisites 1 Follow the procedure from step 3 to step 5 in Replacing the wireless card 2 Replace the ...

Страница 85: ...ges again after you replace the system board NOTE Before disconnecting the cables from the system board note the location of the connectors so that you can reconnect the cables correctly after you replace the system board Prerequisites 1 Remove the right side cover 2 Follow the procedure from step 1 to step 2 in Removing the power supply unit 3 Remove the memory modules 4 Remove the graphics card ...

Страница 86: ...Figure 44 Removing the system board a system board b 6 32x1 4 screws 8 c chassis 86 Removing the system board ...

Страница 87: ...he BIOS using the BIOS setup program You must make the appropriate changes again after you replace the system board Procedure 1 Slide the I O ports on the system board into the slots on the chassis and align the screw holes on the system board with the screw holes on the chassis 2 Replace the screws that secure the system board to the chassis 3 Route and connect the cables that you disconnected fr...

Страница 88: ...p Drivers downloads Find it myself 5 Scroll down the page and expand Video 6 Click or tap Download to download the graphics driver for your computer 7 After the download is complete navigate to the folder where you saved the graphics driver file 8 Double click or double tap the graphics driver file icon and follow the instructions on the screen Downloading the USB 3 0 driver 1 Turn on your compute...

Страница 89: ...the screen Downloading the chipset driver 1 Turn on your computer 2 Go to www dell com support 3 Click or tap Product support enter the Service Tag of your computer and then click or tap Submit NOTE If you do not have the Service Tag use the auto detect feature or manually browse for your computer model 4 Click or tap Drivers downloads Find it myself 5 Scroll down the page and expand Chipset 6 Cli...

Страница 90: ...s the option to access the System Setup screen Navigation keys NOTE For most of the System Setup options changes that you make are recorded but do not take effect until you restart the system 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 ...

Страница 91: ...isplays the total computer memory installed Memory Speed Displays the memory speed CPU Information Processor Type Displays the processor type Processor ID Displays the processor identification code CPU Speed Displays the speed of the processor Cache L1 Displays the processor L1 cache size Cache L2 Displays the processor L2 cache size Cache L3 Displays the processor L3 cache size Table 5 System set...

Страница 92: ...if the Auto Power On mode is set to Enabled Everyday or Selected Day Auto Power On Date Allows you to set the date on which the computer must turn on automatically This option can be configured only if the Auto Power On mode is set to Enabled 1 to 31 Auto Power On Time Allows you to set the time at which the computer must turn on automatically This option can be configured only if the Auto Power O...

Страница 93: ...vices Boot Option 1 Displays the first boot device Default UEFI Windows Boot Manager Boot Option 2 Displays the second boot device Default Onboard NIC Device Boot Option 3 Displays the third boot device Default Onboard NIC Device Table 8 System setup options Exit menu Save Exit Save Changes and Reset Allows you to exit system setup and save your changes Discard Changes and Reset Allows you to exit...

Страница 94: ...or change an existing System or Setup password if the Password Status is Locked To enter the System Setup press F2 immediately after a power on or reboot 1 In the System BIOS or System Setup screen select System 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 existi...

Страница 95: ...assword jumper pins PSWD Post requisites 1 Replace the right side cover 2 Follow the procedure from step 9 to step 10 in Replacing the power supply unit Clearing forgotten passwords NOTE Before working inside your computer read the safety information that shipped with your computer and follow the steps in Before working inside your computer After working inside your computer follow the instruction...

Страница 96: ... NOTE For more information on the location of the password reset jumper see System board components 2 Remove the jumper plug from the password jumper pins Figure 46 Removing the jumper plug a jumper plug 3 Power on without the jumper plug to clear the password 4 Wait until the desktop is loaded and then shut down the system and replace the jumper plug in its original location 96 System setup ...

Страница 97: ...Figure 47 Clearing the password a jumper plug Post requisites 1 Replace the right side cover 2 Follow the procedure from step 9 to step 10 in Replacing the power supply unit System setup 97 ...

Страница 98: ...n the computer 2 As the computer boots press the F12 key when the Dell logo is displayed 3 In the boot menu screen use Up Down arrow key to select the Diagnostics option and then press Enter NOTE The Enhanced Pre boot System Assessment window displays listing all devices detected in the computer The diagnostics starts running the tests on all the detected devices 4 Press the arrow in the lower rig...

Страница 99: ...tup program filename and press Enter 8 The BIOS Update Utility appears Follow the instructions on the screen to complete the BIOS update Flashing the BIOS You may need to flash update the BIOS when an update is available or when you replace the system board Follow these steps to flash the BIOS 1 Turn on your computer 2 Go to www dell com support 3 Click Product support enter the Service Tag of you...

Страница 100: ...ter See the removing and replacing instructions in the service manual for procedure to access the power supply unit and its cables 2 Disconnect the power supply unit cables from the system board 3 Connect the power cord to the power supply unit If the LED is on for 3 seconds and turns off it indicates that the power supply unit is functional Continue with troubleshooting steps for other devices If...

Страница 101: ...7 Turn on your computer Troubleshooting 101 ...

Страница 102: ...ck Search to retrieve the related articles Learn and know the following information about your product Product specifications Operating system Setting up and using your product Data backup Troubleshooting and diagnostics Factory and system restore BIOS information See Me and My Dell at www dell com support manuals To locate the Me and My Dell relevant to your product identify your product through ...

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Содержание XPS 8920

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Содержание XPS 8920

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