Dell Precision 7550 Service Manual
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Dell Precision 7550 Service Manual

Dell Precision 7550 Service Manual

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Precision 7550
Service Manual
Regulatory Model: P93F
Regulatory Type: P93F001
May 2020
Rev. A00

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Summary of Contents for Dell Precision 7550

  • Page 1 Precision 7550 Service Manual Regulatory Model: P93F Regulatory Type: P93F001 May 2020 Rev. A00...
  • Page 2 ADVARSEL: ADVARSEL angiver risiko for tingskade, legemsbeskadigelse eller død. © 2020 Dell Inc. eller deres associerede selskaber. Alle rettigheder forbeholdes. Dell, EMC, og andre varemærker er varemærker tilhørende Dell Inc. eller deres associerede selskaber. Andre varemærker kan være varemærker for deres respektive ejere.

  • Page 3: Table Of Contents

    Contents 1 Sådan arbejder du med computeren....................6 Sikkerhedsinstruktioner.................................6 Før du udfører arbejde på computerens indvendige dele................... 6 Sikkerhedsforanstaltninger............................. 7 Beskyttelse mod elektrostatisk afladning (ESD)......................7 ESD-feltservicesæt................................. 8 Efter du har udført arbejde på computerens indvendige dele................... 9 2 Teknologi og komponenter......................10 USB-funktioner..................................10 USB Type-C...................................11 HDMI 2.0....................................
  • Page 4 WLAN-kort................................... 34 Removing the WLAN card............................34 Installing the WLAN card.............................. 35 WWAN-kort..................................36 Removing the WWAN card............................36 Installing the WWAN card............................36 Tastaturgitter..................................37 Removing the keyboard lattice............................ 37 Installing the keyboard lattice............................38 Tastatur....................................38 Removing the keyboard..............................38 Installing the keyboard..............................
  • Page 5 Display back cover................................95 Replacing the display cable............................95 4 Fejlfinding..........................97 Dell SupportAssist Pre-Boot System Performance Check-diagnostik................. 97 Kørsel af SupportAssist Pre-Boot System Performance Check................97 Indbygget selvtest af systemkort (M-BIST – Built-In Self-Test)................. 98 Indbygget selvtest af strømskinne til skærmpanel (L-BIST)..................98 Indbygget selvtest af skærmpanel (LCD-BIST)......................

  • Page 6: Sådan Arbejder Du Med Computeren

    Skade på grund af servicering, som ikke er godkendt af Dell, er ikke dækket af garantien. Læs og følg sikkerhedsinstruktionerne, der blev leveret sammen med produktet.

  • Page 7: Sikkerhedsforanstaltninger

    På grund af den øgede tæthed i de halvledere, der anvendes i nyere Dell-produkter, er følsomheden over for statisk skade nu højere end i tidligere Dell-produkter. Af denne grund gælder nogle tidligere godkendte metoder til håndtering af dele ikke længere.

  • Page 8: Esd-Feltservicesæt

    Det anbefales, at alle feltserviceteknikere altid bruger det traditionelle tilsluttede ESD-antistatiske armbånd og den beskyttende antistatiske måtte ved eftersyn af Dell-produkter. Derudover er det afgørende, at teknikere holder følsomme dele adskilte fra alle isolatordele under udførsel af eftersyn, og at de bruger antistatiske poser.

  • Page 9: Efter Du Har Udført Arbejde På Computerens Indvendige Dele

    Efter du har udført arbejde på computerens indvendige dele Om denne opgave Når du har udført udskiftningsprocedurer, skal du sørge for at tilslutte eksterne enheder, kort, kabler osv., før du tænder computeren. Trin 1. Tilslut telefon- eller netværkskabler til computeren. FORSIGTIG: For at tilslutte et netværkskabel skal du først sætte det i netværksenheden og derefter sætte det i computeren.

  • Page 10: Teknologi Og Komponenter

    Teknologi og komponenter Dette kapitel giver detaljerede oplysninger om teknologi og komponenter, der er tilgængelige i systemet. Emner: • USB-funktioner • USB Type-C • HDMI 2.0 • NVIDIA Quadro T1000 • NVIDIA Quadro T2000 • NVIDIA Quadro RTX3000 • NVIDIA Quadro RTX4000 •...

  • Page 11: Usb Type-C

    Hastighed I øjeblikket er der fem hastighedstilstande defineret i de seneste USB 3.0/USB 3.1 Gen 1-specifikationer. Baseret på USB-dataoverførsel er de kategoriseret som Low Speed, Full Speed, High Speed (fra version 2.0 af specifikationen), SuperSpeed (fra version 3.0) og SuperSpeed+ (fra version 3.1). Den nye SuperSpeed+ tilstand har en overførselshastighed på 20 Gbps. USB 3.2-standarden er bagudkompatibel med USB 3.1/3.0 og USB 2.0.
  • Page 12 USB med strømforsyning USB-strømforsyningsspecifikationen er også tæt forbundet med USB Type-C. I øjeblikket anvender smartphones, tablets og andre mobilenheder ofte en USB-forbindelse, når de skal lades op. En USB 2.0-forbindelse giver op til 2,5 W strøm – nok til at oplade din telefon, men så...

  • Page 13: Hdmi 2.0

    Hovedfunktioner ved Thunderbolt 3 over USB Type-C 1. Thunderbolt, USB, DisplayPort og USB Type-C med strømforsyning gennem et enkelt kabel (funktioner varierer mellem forskellige produkter). 2. USB Type-C-stik og -kabler, der er kompakte og reversible. 3. Understøtter Thunderbolt Networking (*varierer mellem forskellige produkter). 4.

  • Page 14: Nvidia Quadro T1000

    NVIDIA Quadro T1000 Tabel 2. NVIDIA Quadro T1000 Funktion Værdier Grafikkorthukommelse 4 GB Kerner Hukommelsesbåndbredde 128 Gbps Hukommelsestype GDDR6 Hukommelsesgrænseflade 128-bit Urhastigheder 1395-1455 (Boost) MHz GPU-basisur 8000 MHz (min. ved P0) Skønnet maksimal kraft 50 W Skærmunderstøttelse eDP/mDP/HDMI/Type-C Maksimal farvedybde Op til 10 bit/farve Operativsystemets grafik/understøttelse af video-API DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1...

  • Page 15: Nvidia Quadro Rtx3000

    NVIDIA Quadro RTX3000 Tabel 4. NVIDIA Quadro RTX3000 Funktion Værdier Grafikkorthukommelse 6 GB Kerner 2304 Hukommelsesbåndbredde 336 Gbps Hukommelsestype GDDR6 Hukommelsesgrænseflade 192 bit Urhastigheder 945-1380 (Boost) MHz GPU-basisur 3504 MHz (min. ved P0) Skønnet maksimal kraft 80 W Skærmunderstøttelse eDP/mDP/HDMI/Type-C Maksimal farvedybde Op til 10 bit/farve Operativsystemets grafik/understøttelse af video-API...

  • Page 16: Nvidia Quadro Rtx5000

    NVIDIA Quadro RTX5000 Table 6. NVIDIA Quadro RTX5000 Feature Values Graphics memory 16 GB Cores 3072 Memory bandwidth 448 Gbps Memory type GDDR6 Memory Interface 256-bit Clock Speeds 1035 / 1350 - 1545 / 1770 (Boost) MHz GPU base clock 14000 MHz Estimated Maximum Power 80 W...

  • Page 17: Adskillelse Og Samling

    Adskillelse og samling SD-kort Sådan fjernes SD-kortet Forudsætninger 1. Følg proceduren i Før du udfører arbejde på computerens indvendige dele. Om denne opgave Figuren angiver placeringen af SD-kortet og giver en visuel fremstilling af fjernelsesproceduren. Billeder, der skal uploades i næste gennemgangscyklus.

  • Page 18: Installing Ssd Door

    Steps 1. Push the SSD door towards left side to release the SSD door from the base cover. 2. Remove the SSD door from the base cover. Installing SSD door Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the SSD door and provides a visual representation of the installation procedure.

  • Page 19: Sekundært M.2-Solid State-Drev

    Steps 1. Place the SSD door into its slot on the base cover. 2. Push the SSD door towards right side to lock the SSD door. Next steps 1. Install the card. 2. Follow the procedure in after working inside your computer.

  • Page 20: Installing The Secondary M.2 Ssd Module

    Steps 1. Slide the SSD release latch to unlock the SSD module. 2. Remove the (M2x3) screw that secures the SSD module into its slot on the computer. 3. Remove the SSD module from the computer. 4. Remove the (M2x3) screw that secures the SSD thermal pad to the SSD carrier. 5.

  • Page 21: Bunddæksel

    Steps 1. For M.2 2280 SSD: a. Place the M.2 SSD onto its slot on SSD carrier. 2. For M.2 2230 SSD: a. Place the M.2 SSD into the SSD holder. b. Replace the (M2x2) screw to secure the M.2 SSD to the holder. c.
  • Page 22 Adskillelse og samling...
  • Page 23 Steps 1. Loosen the eight captive screws that secure the base cover to the computer. 2. Using a plastic scribe, pry open the base cover starting from bottom edge of the cover. NOTE: For models shipped without SmartCard reader, pry open the base cover from the smart card reader slot. Use your fingers to pry open the base cover as the use of plastic scribe or any other sharp objects may damage the base cover.

  • Page 24: Installing The Base Cover

    3. Lift the base cover starting from the bottom edge and remove it from the computer. 4. Disconnect the battery cable from the connector on the system board. Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the base cover and provides a visual representation of the installation procedure.
  • Page 25 Adskillelse og samling...

  • Page 26: Batteri

    I den type tilfælde skal du kontakte Dells tekniske support for at få assistance. Se www.dell.com/contactdell. • Køb altid originalbatterier fra www.dell.com eller via en autoriseret Dell- partner og forhandler. Removing the battery Prerequisites 1. Follow the procedure in before working inside your computer.

  • Page 27: Installing The Battery

    Steps 1. Remove the three (M2x5) screws that secure the battery to the computer. 2. Slightly lift the battery and disconnect the battery cable from the connector on the battery. 3. Remove the battery away from the computer. Installing the battery Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 28: Solid-State-Drev

    Steps 1. Connect the battery cable to the connector in the battery. 2. Place the battery onto its slot in the computer. 3. Replace the three (M2x5) screws to secure the battery to the computer. Next steps 1. Install the base cover.
  • Page 29 Steps 1. Remove the (M2x3) screw that secures the SSD thermal plate to the M.2 SSD module. 2. Remove the SSD thermal plate. 3. For M.2 2280 SSD: a. Remove the (M2x3) screw that secures the M.2 SSD to the computer. b.

  • Page 30: Installing The Primary M.2 Ssd Module

    Installing the primary M.2 SSD module Prerequisites NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 3 and/or slot 5. If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the primary M.2 SSD and provides a visual representation of the installation procedure.

  • Page 31: Sekundært Hukommelsesmodul

    2. For M.2 2230 SSD: a. Place the M.2 SSD into the SSD holder. b. Replace the (M2x2) screw to secure the M.2 SSD to the holder. c. Place the M.2 SSD module onto its slot on the computer. d. Replace the (M2x3) screw to secure the M.2 SSD module to the computer. 3.

  • Page 32: Installing The Secondary Memory Module

    Installing the secondary memory module Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the secondary and provides a visual representation of the installation procedure. Steps 1.

  • Page 33: Installing The Sim Card

    Steps 1. Gently slide the SIM card cover towards the left side of the system to unlock the SIM card cover. CAUTION: The SIM card cover is very fragile and can be easily damaged if it is not properly unlocked before opening. 2.

  • Page 34: Wlan-Kort

    Steps 1. Slide the SIM card into the SIM card slot. 2. Snap the SIM card cover down. 3. Slide the SIM card cover towards the right of the system to lock the cover. Next steps 1. Install the base cover.

  • Page 35: Installing The Wlan Card

    Steps 1. Loosen the captive screw that secures the WLAN card bracket to the system board. 2. Remove the WLAN card bracket away from the WLAN card. 3. Disconnect the antenna cables from the WLAN card. 4. Slide at an angle and remove the WLAN card from the connector on the system board. Installing the WLAN card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 36: Wwan-Kort

    2. Install the card. 3. Follow the procedure in after working inside your computer. WWAN-kort Removing the WWAN card Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the base cover. About this task The figure indicates the location of the WWAN card and provides a visual representation of the removal procedure.

  • Page 37: Tastaturgitter

    2. Connect the antenna cables to the connectors on the WWAN card. 3. Place the WWAN card bracket above the WWAN card to secure the antenna cables. 4. Tighten the (M2x3) screw to secure the WWAN card bracket to the system board. Next steps 1.

  • Page 38: Installing The Keyboard Lattice

    Installing the keyboard lattice Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the M.2 SSD and provides a visual representation of the installation procedure. Steps 1.

  • Page 39: Installing The Keyboard

    About this task The figure indicates the location of the keyboard and provides a visual representation of the removal procedure. Steps 1. Lift the latch and disconnect the keyboard cable and the keyboard backlight cable from the connectors on the touchpad module. 2.
  • Page 40 Steps 1. Align the keyboard to its slot on the palmrest 2. Route the keyboard cable and the keyboard backlight cable through the bottom of the palmrest. 3. Replace the seven (M2x2) screws to secure the keyboard to the palmrest. 4.

  • Page 41: Primære Hukommelsesmodul

    Primære hukommelsesmodul Removing the primary memory module Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the base cover. 4. Remove the battery. 5. Remove the keyboard lattice. 6. Remove the keyboard. About this task The figure indicates the location of the primary memory module and provides a visual representation of the removal procedure.

  • Page 42: Installing The Primary Memory Module

    2. Lift the memory shield from the memory module to remove it from the computer. 3. Pry the securing clips from both side of the memory module until the memory module pops up. 4. Remove the memory module from the memory-module slot. NOTE: Repeat the above steps if there are other memory installed.

  • Page 43: Kølelegeme

    4. Place the memory shield above the memory module. 5. Replace the (M2x3) screw to secure the memory shield to the memory module. Next steps 1. Install the keyboard. 2. Install the keyboard lattice. 3. Install the battery. 4. Install the base cover.

  • Page 44: Installing The Heat Sink Assembly

    4. Lift the heat-sink assembly to remove it from the computer. Installing the heat sink assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the keyboard and provides a visual representation of the installation procedure. Steps 1.

  • Page 45: Strømadapterport

    Strømadapterport Removing the power-adapter port Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the base cover. 4. Remove the battery. 5. Remove the heat-sink assembly. About this task The figure indicates the location of the power-adapter port and provides a visual representation of the removal procedure. Steps 1.

  • Page 46: Kort Til Tænd/Sluk-Knap

    Steps 1. Align and place the power-adapter cable on the computer. 2. Place the power-adapter port into its slot on the plamrest. 3. Replace the power-adapter cable bracket on the power-adapter port. 4. Replace the (M2x3) screw to secure the power-adapter cable bracket to the computer. 5.

  • Page 47: Installing The Power Button Board

    Steps 1. Disconnect the power button board cable from the connector on the system board. 2. Peel the power button board cable from the palmrest. 3. Remove the (M2x3) screw that secures the power button board to the computer. 4. Remove the power button board with the power button board cable from the computer. 5.

  • Page 48: Kort Til Tænd/Sluk-Knap Med Fingeraftrykslæser

    Steps 1. Connect the power button board cable to the power button board. 2. Align and place the power button board with power button cable into its slot on the computer. 3. Replace the (M2x3) screw to secure the power button board. 4.

  • Page 49: Installing The Power Button Assembly With Fingerprint Reader

    Steps 1. Remove the (M2.5x2.5) screw that secures the power button assembly with fingerprint reader cable bracket to the power button board. 2. Remove the power button assembly with fingerprint reader cable bracket from the power button board. 3. Disconnect the power button assembly with fingerprint reader cable from the power button board. 4.

  • Page 50: Installing The Inner Frame

    About this task The figure indicates the location of the inner frame and provides a visual representation of the removal procedure. Steps 1. Unroute the WLAN and WWAN antenna cables from the routing guide. 2. Remove the eight (M2x5) and the ten (M2x2.5) screws that secure the inner frame to the computer chassis. 3.

  • Page 51: Smartcard-Bur

    Steps 1. Align and place the inner frame in the computer chassis. 2. Replace the eight (M2x5) and the ten (M2x2.5) screws to secure the inner frame in place. 3. Route the WLAN and WWAN antenna cables through the routing guide. Next steps 1.

  • Page 52: Installing The Smart-Card Reader

    About this task The figure indicates the location of the smart-card reader and provides a visual representation of the removal procedure. Steps 1. Disconnect the touchpad buttons cable from the touchpad. 2. Disconnect the smart-card reader cable from the connector on the USH daughter board. 3.

  • Page 53: Pegefelt-Knap

    Steps 1. Align and place the smart-card reader into its slot on the computer. 2. Replace the two (M2x2.5) screws to secure the smart-card reader in place. 3. Adhere the smart-card reader cable to the touchpad. 4. Connect the smart-card reader cable to the connector on the USH daughter board. 5.

  • Page 54: Installing The Touchpad Buttons

    Steps 1. Disconnect the touchpad buttons cable from the connector on the touchpad. 2. Remove the two (M2x2.5) screws that secure the touchpad buttons to the palmrest. 3. Remove the touchpad buttons from the palmrest. Installing the Touchpad buttons Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 55: Sd-Kortlæser

    Steps 1. Place the touchpad buttons into its slot in the palmrest. 2. Replace the two (M2x2.5) screws to secure the touchpad buttons to the palmrest 3. Connect the touchpad buttons cable to the connector in the touchpad. Next steps 1.

  • Page 56: Installing Sd Card Reader

    2. Disconnect the LED board cable from the SD card reader on the bottom side of the computer. 3. Remove the (M2x2) screw that secures the SD card reader in place. 4. Slide and remove the SD card reader with its cable out of the computer. Installing SD card reader Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 57: Tænd/Sluk-Knap

    Tænd/sluk-knap Removing the power button Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the base cover. 4. Remove the battery. 5. Remove the heat-sink assembly. 6. Remove the power button board. About this task The figure indicates the location of the power button and provides a visual representation of the removal procedure.

  • Page 58: Tænd/Sluk-Knapmodul Med Fingeraftrykslæser

    Steps 1. Place the power button into its slot on the computer. 2. Replace the two (M2x3) screws to secure the power button in place. Next steps 1. Install the power button board. 2. Install the heat-sink assembly. 3. Install the battery. 4.

  • Page 59: Installing The Power Button Assembly With Fingerprint Reader

    Steps 1. Remove the two (M2x3) screws that secure the power button assembly with fingerprint reader in its slot on the computer. 2. Remove the power button assembly with fingerprint reader from the computer. Installing the power button assembly with fingerprint reader Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 60: Gpu-Strømkabel

    Steps 1. Place the power button assembly with fingerprint reader into its slot on the computer. 2. Replace the two (M2x3) screws to secure the power button assembly with fingerprint reader in place. Next steps 1. Install the power button board assembly with fingerprint reader.

  • Page 61: Installing The Gpu Power Cable

    2. Slightly slide the GPU power cable connector outwards to disconnect the GPU power cable from the GPU card. 3. Repeat the above steps to disconnect the GPU power cable from the system board. 4. Peel the GPU power cable from the computer. Installing the GPU power cable Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 62: Systemkort

    Systemkort Removing the system board Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD.
  • Page 63 Steps 1. Carefully pry the GPU power cable connector outside the end of the connector head to unlock the GPU power cable connector from the system board on top side of the system. 2. Slightly slide the GPU power cable connector outwards to disconnect the GPU power cable from the connector on the system board. 3.

  • Page 64: Installing The System Board

    NOTE: For UMA models, remove the two (M2x3) screws that secure the single beam connector in place on the bottom of the system. 10. Remove the beam connectors from the computer. 11. Remove the (M2x5) screw that secures the display cable bracket in place. 12.
  • Page 65 Adskillelse og samling...
  • Page 66 Steps 1. Adhere the coin-cell battery to the palmrest and then place the system board on its slot on the palmrest. 2. Replace the three (M2x5) screws to secure the system board to the palmrest. 3. Connect the display cable, touch screen cable (for models shipped with a touch screen) or IR camera cable (for models shipped with an IR camera), power adapter cable, touchpad cable, USH daughter board FFC (for models shipped with a USH daughter board), and power button board cable to the connectors on the system board.

  • Page 67: Gpu-Kort

    4. Install the keyboard. 5. Install the keyboard lattice. 6. Install the WLAN card. 7. Install the WWAN card. 8. Install the secondary memory. 9. Install the card. 10. Install the primary M.2 SSD. 11. Install the inner frame. 12. Install the battery. 13.

  • Page 68: Sådan Monteres Gpu-Kortet

    Sådan monteres GPU-kortet Forudsætninger Hvis du genmonterer en komponent, skal du fjerne den eksisterende komponent, før installationsproceduren foretages. Om denne opgave Figuren angiver placeringen af GPU-kortet og giver en visuel fremstilling af installationsproceduren. Billeder, der skal uploades i næste gennemgangscyklus Trin 1.

  • Page 69: Installing The Speaker

    14. Remove the primary memory. 15. Remove the heat-sink assembly. 16. Remove the inner frame. 17. Remove the GPU power cable. 18. Remove the card. 19. Remove the system board. About this task The figure indicates the location of the speaker and provides a visual representation of the removal procedure. Images to be uploaded in the next review cycle.
  • Page 70 Steps 1. Align and place the speaker module into its slot on the top edge of the palmrest. 2. Adhere the three piece adhesive tape to secure the speaker cable in place on the palmrest. Next steps 1. Install the system board.

  • Page 71: Midterhætte

    Midterhætte Removing the middle cap Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD.

  • Page 72: Installing The Middle Cap

    2. Remove the middle cap from the computer. Installing the middle cap Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the middle cap and provides a visual representation of the installation procedure. Steps 1.

  • Page 73: Skærmmodul

    15. Install the base cover. 16. Install the secondary M.2 SSD. 17. Install the door. 18. Install the card. 19. Follow the procedure in after working inside your computer. Skærmmodul Removing the display assembly Prerequisites 1. Follow the procedure in before working inside your computer.
  • Page 74 Adskillelse og samling...

  • Page 75: Installing The Display Assembly

    8. Remove the display assembly from the palmrest. NOTE: The touch display assembly for Precision 7550 is a Hinge-Up Design (HUD) assembly and cannot be further disassembled once it is removed from the bottom chassis. If any components in the touch display assembly are malfunctioning and need to be replaced, replace the entire touch display assembly.
  • Page 76 Adskillelse og samling...
  • Page 77 Steps NOTE: Before installing the display assembly, ensure that the display hinges are opened to a 140-degree angle against the display assembly, to fit the display assembly to the palmrest. Align the screw holes on the hinges on the display assembly to the screw holes on the palmrest. 2.

  • Page 78: Håndfladestøtte

    12. Install the secondary M.2 SSD. 13. Install the door. 14. Install the card. 15. Follow the procedure in after working inside your computer. Håndfladestøtte Removing the palmrest Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card.

  • Page 79: Installing The Palmrest

    Installing the palmrest Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the palmrest and before performing the pre-installation parts procedures for any palmrest installation procedure. Next steps 1.

  • Page 80: Skærmfacet

    2. Install the middle cap. 3. Install the speaker. 4. Install the system board. 5. Install the card. 6. Install the GPU power cable. 7. Install the inner frame. 8. Install the heat-sink assembly. 9. Install the power button power button assembly with fingerprint reader.

  • Page 81: Installing The Display Bezel (Non-Touch)

    22. Remove the display assembly. About this task The figure indicates the location of the display bezel and provides a visual representation of the removal procedure. Images to be uploaded in the next review cycle. Steps 1. Using a flat head tool or a plastic scribe, pry open the display bezel from the two recess points on the bottom edge of the display bezel.
  • Page 82 Steps 1. Place the display bezel on the display assembly. 2. Press the edges of the display bezel until it clicks onto the display assembly. Next steps 1. Install the display assembly. 2. Install the middle cap. 3. Install the speaker. 4.

  • Page 83: Skærmpanel

    21. Install the card. 22. Follow the procedure in after working inside your computer. Skærmpanel Removing the display panel (non-touch) Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the door. 4. Remove the secondary M.2 SSD.
  • Page 84 Steps 1. Remove the two (M2.5x2.5) screws and the two (M2x2.5) screws that secures the display panel to the display assembly. 2. Lift the display panel and turn the display panel over to access the display cable 3. Peel the conductive tape covering the display cable. 4.

  • Page 85: Installing The Display Panel (Non-Touch)

    Installing the display panel (non-touch) Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the display panel and provides a visual representation of the installation procedure. Steps 1.

  • Page 86: Skærmhængsler

    5. Replace the two (M2.5X2.5) and two (M2x2.5) screws to secure the display panel to the display assembly. Next steps 1. Install the display bezel. 2. Install the display assembly. 3. Install the middle cap. 4. Install the speaker. 5. Install the display assembly.

  • Page 87: Installing The Display Hinge (Non-Touch)

    22. Remove the display bezel. 23. Remove the display panel. About this task The figure indicates the location of the display hinge and provides a visual representation of the removal procedure. Images to be uploaded in the next review cycle. Steps 1.
  • Page 88 Steps 1. Place the display hinge in its slot on the display assembly. 2. Replace the eight (M2.5x2.5) screws to secure the display hinge to the display assembly. Next steps 1. Install the display panel. 2. Install the display bezel. 3.

  • Page 89: Kamera

    Kamera Removing the camera (non-touch) Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card. 3. Remove the door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD.

  • Page 90: Installing The Camera

    Steps 1. Peel the adhesive tape that covers the camera module. 2. Disconnect the display cable from the camera module. 3. Gently pry the camera shutter cap from the top edge of the camera shutter and remove it from the display back cover. 4.

  • Page 91: P-Sensorkort

    13. Install the WLAN card. 14. Install the WWAN card. 15. Install the secondary memory. 16. Install the card. 17. Install the primary M.2 SSD. 18. Install the battery. 19. Install the base cover. 20. Install the secondary M.2 SSD. 21.

  • Page 92: Sådan Monteres P-Sensorkortet

    Sådan monteres P-sensorkortet Forudsætninger Hvis du genmonterer en komponent, skal du fjerne den eksisterende komponent, før installationsproceduren foretages. Om denne opgave Figuren angiver placeringen af P-sensorkortet og giver en visuel fremstilling af installationsproceduren. Billeder, der skal uploades i næste gennemgangscyklus Trin 1.
  • Page 93 9. Remove the secondary memory. 10. Remove the WWAN card. 11. Remove the WLAN card. 12. Remove the keyboard lattice. 13. Remove the keyboard. 14. Remove the primary memory. 15. Remove the heat-sink assembly. 16. Remove the inner frame. 17. Remove the GPU power cable.

  • Page 94: Installing The Display Cable

    4. Remove the display cable from the display back cover. Installing the display cable Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the display cable and provides a visual representation of the installation procedure. Steps 1.

  • Page 95: Display Back Cover

    8. Install the GPU power cable. 9. Install the inner frame. 10. Install the heat-sink assembly. 11. Install the primary memory. 12. Install the keyboard. 13. Install the keyboard lattice. 14. Install the WLAN card. 15. Install the WWAN card. 16.
  • Page 96 For installing the components, place the display back cover on a flat surface. 1. Install the display cable. 2. Install the camera. 3. Install the display hinges. 4. Install the P-sensor board. 5. Install the display panel. 6. Install the display bezel.

  • Page 97: Fejlfinding

    Check-diagnostik Om denne opgave SupportAssist-diagnostik (også kendt som systemdiagnostik) udfører et fulstændigt tjek af din hardware. Dell SupportAssist Pre-Boot System Performance Check-diagnostik er integreret i BIOS og opstartes internt i BIOS. Den indlejrede systemdiagnostik leverer en række muligheder til særlige enheder eller enhedsgrupper, der tillader dig at: •...

  • Page 98: Indbygget Selvtest Af Systemkort (M-Bist - Built-In Self-Test)

    Indbygget selvtest af systemkort (M-BIST – Built- In Self-Test) Om denne opgave Trin 1. Tryk på både M-tasten og tænd/sluk-knappen, og hold dem nede for at starte M-BIST. 2. Batteristatusindikatoren lyser ravgult, når der er en fejl på systemkortet. 3. Udskift systemkortet for at løse problemet. BEMÆRK: Batteristatus-LED'en lyser ikke, hvis systemkortet fungerer korrekt.

  • Page 99: Indbygget Selvtest Af Skærmpanel (Lcd-Bist)

    Indbygget selvtest af skærmpanel (LCD-BIST) Om denne opgave Trin 1. Hold tasten D nede, og tryk på tænd/sluk-knappen. 2. Slip både tasten D og tænd/sluk-knappen, når computeren starter POST. 3. Skærmpanelet begynder at vise en enkelt farve eller skifte mellem forskellige farver. BEMÆRK: Farvesekvensen kan variere afhængigt af producenten af skærmpanelet.

  • Page 100: Wi-Fi-Strømcyklus

    Table 7. LED codes(continued) Diagnostic light codes Problem description Recommended Solution Unrecoverable SPI Flash Failure Replace System Board 1, 5 EC unable to program i-Fuse Replace System Board 1, 6 Generic catch-all for ungraceful EC code flow Disconnect all power source (AC, battery, coin cell) and errors drain flea power by pressing &...
  • Page 101 BEMÆRK: Nogle ISP'er (Internet Service Providers) har en kombineret modem/router-enhed. Trin 1. Sluk for computeren. 2. Sluk for modemmet. 3. Sluk for den trådløse router. 4. Vent i 30 sekunder. 5. Tænd den trådløse router. 6. Tænd for modemmet. 7. Tænd computeren. Fejlfinding...

  • Page 102: Sådan Får Du Hjælp

    Om denne opgave Dell giver flere muligheder for online- og telefonbaseret support og service. Tilgængeligheden varierer for de enkelte lande og produkter, og nogle tjenester findes muligvis ikke i dit område. Sådan kontakter du Dell omkring salg, teknisk support eller kundeservice: Trin 1.

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