Dell Precision 7550 Manual De Servicio
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Dell Precision 7550 Manual De Servicio

Dell Precision 7550 Manual De Servicio

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

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  • Página 1 Precision 7550 Service Manual Regulatory Model: P93F Regulatory Type: P93F001 May 2020 Rev. A00...
  • Página 2 Un mensaje de AVISO indica el riesgo de daños materiales, lesiones corporales o incluso la muerte. © 2020 Dell Inc. o sus filiales. Todos los derechos reservados. Dell, EMC, y otras marcas comerciales son marcas comerciales de Dell Inc. o...

  • Página 3: Tabla De Contenido

    Contents 1 Manipulación del equipo........................ 6 Instrucciones de seguridad..............................6 Antes de manipular el interior del equipo........................6 Precauciones de seguridad............................. 7 Protección contra descargas electrostáticas (ESD)....................7 Juego de ESD de servicio en terreno..........................8 Después de manipular el interior de la computadora....................9 2 Tecnología y componentes......................10 Características de USB...............................
  • Página 4 Tarjeta WLAN..................................34 Removing the WLAN card............................34 Installing the WLAN card.............................. 35 Tarjeta WWAN..................................36 Removing the WWAN card............................36 Installing the WWAN card............................36 Entramado del teclado................................ 37 Removing the keyboard lattice............................ 37 Installing the keyboard lattice............................38 Teclado....................................38 Removing the keyboard..............................38 Installing the keyboard..............................
  • Página 5 Replacing the display cable............................95 4 Solución de problemas........................ 97 Diagnóstico de verificación de rendimiento del sistema previo al arranque de Dell SupportAssist......97 Ejecución de la comprobación de rendimiento del sistema previa al arranque de SupportAssist....... 97 Prueba automática incorporada de la tarjeta madre del sistema (M-BIST)..............98 Prueba automática incorporada del riel de alimentación del panel de visualización (L-BIST)........

  • Página 6: Manipulación Del Equipo

    La garantía no cubre los daños por reparaciones no autorizadas por Dell. Lea y siga las instrucciones de seguridad que se incluyen con el producto.

  • Página 7: Precauciones De Seguridad

    Alimentación en modo en espera Debe desenchufar los productos Dell con alimentación en espera antes de abrir la carcasa. Los sistemas que incorporan energía en modo en espera están esencialmente encendidos durante el apagado. La alimentación interna permite encender el sistema de manera remota (wake on LAN) y suspenderlo en modo de reposo, y tiene otras funciones de administración de energía avanzadas.

  • Página 8: Juego De Esd De Servicio En Terreno

    Transporte de componentes sensibles: cuando transporte componentes sensibles a ESD, como, piezas de reemplazo o piezas que hay que devolver a Dell, es muy importante que las coloque dentro de bolsas antiestáticas para garantizar un transporte seguro. Manipulación del equipo...

  • Página 9: Después De Manipular El Interior De La Computadora

    Se recomienda que todos los técnicos de servicio de campo utilicen la muñequera tradicional con conexión a tierra de ESD con cable y una alfombrilla antiestática protectora en todo momento cuando reparen productos Dell. Además, es importante que los técnicos mantengan las piezas sensibles separadas de todas las piezas aislantes mientras se realiza el servicio y que utilicen bolsas antiestáticas para transportar...

  • Página 10: Tecnología Y Componentes

    Tecnología y componentes En este capítulo, se ofrece información detallada de la tecnología y los componentes disponibles en el sistema. Temas: • Características de USB • USB de tipo C • HDMI 2.0 • NVIDIA Quadro T1000 • NVIDIA Quadro T2000 •...

  • Página 11: Usb De Tipo C

    Velocidad Actualmente, hay cinco modos de velocidad definidos según la especificación de USB 3.0/USB 3.1 de 1.ª generación más reciente. Según la transferencia de datos por USB, se categorizan como de baja velocidad, velocidad completa y alta velocidad (de la versión 2.0 de la especificación), SuperSpeed (de la versión 3.0) y SuperSpeed+ (de la versión 3.1).
  • Página 12 Power Delivery de USB La especificación de PD de USB también está íntegramente relacionada con el USB de tipo C. Actualmente, los teléfonos inteligentes, las tabletas y otros dispositivos móviles a menudo utilizan una conexión USB para cargar la batería. Una conexión USB 2.0 proporciona hasta 2.5 vatios de potencia: esto cargará...

  • Página 13: Hdmi 2.0

    Funciones clave de Thunderbolt 3 sobre USB de tipo C 1. Thunderbolt, USB, DisplayPort y USB de tipo C de encendido en un solo cable (las funciones pueden variar según el producto). 2. Cables y conector USB de tipo C compactos y reversibles. 3.

  • Página 14: Nvidia Quadro T1000

    • HDMI admite la comunicación entre la fuente de vídeo (como un reproductor de DVD) y un televisor digital, lo que ofrece una nueva funcionalidad. NVIDIA Quadro T1000 Tabla 2. NVIDIA Quadro T1000 Función Valores Memoria gráfica 4 GB Núcleos Ancho de banda de la memoria 128 Gbps Tipo de memoria...

  • Página 15: Nvidia Quadro Rtx3000

    Tabla 3. NVIDIA Quadro T2000(continuación) Función Valores • Max Digital: DisplayPort 1.4 doble; 7680 x 4320 (8k) a 60 Hz (mDP/tipo C a DP) Número de pantallas compatibles Hasta 4 pantallas NVIDIA Quadro RTX3000 Tabla 4. NVIDIA Quadro RTX3000 Función Valores Memoria gráfica 6 GB...

  • Página 16: Nvidia Quadro Rtx5000

    Table 5. NVIDIA Quadro RTX4000(continued) Feature Values Maximum Color Depth Up to 10 bit/color Operating Systems Graphics/ Video API Support DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1 Supported Resolutions and Max Refresh Rates (Hz) • Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz (mDP/Type-c to DP) •...

  • Página 17: Desmontaje Y Reensamblaje

    Desmontaje y reensamblaje Tarjeta SD Extracción de la tarjeta SD Requisitos previos 1. Siga el procedimiento que se describe en Antes de manipular el interior de la computadora. Sobre esta tarea En la ilustración, se indica la ubicación de la tarjeta SD y se proporciona una representación visual del procedimiento de extracción. Las imágenes se cargarán en el siguiente ciclo de revisión.

  • Página 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.

  • Página 19: Unidad De Estado Sólido M.2 Secundaria

    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.

  • Página 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.

  • Página 21: Cubierta De La Base

    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.
  • Página 22 Desmontaje y reensamblaje...
  • Página 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.

  • Página 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.
  • Página 25 Desmontaje y reensamblaje...

  • Página 26: Batería

    En este caso, comuníquese con el soporte técnico de Dell para obtener asistencia. Consulte www.dell.com/contactdell. • Adquiera siempre baterías originales de www.dell.com o socios y distribuidores autorizados de Dell. Removing the battery Prerequisites 1. Follow the procedure in before working inside your computer.

  • Página 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.

  • Página 28: Unidad De Estado Sólido

    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.
  • Página 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.

  • Página 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.

  • Página 31: Módulo De Memoria Secundario

    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.

  • Página 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.

  • Página 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.

  • Página 34: Tarjeta Wlan

    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.

  • Página 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.

  • Página 36: Tarjeta Wwan

    2. Install the card. 3. Follow the procedure in after working inside your computer. Tarjeta WWAN 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.

  • Página 37: Entramado Del Teclado

    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.

  • Página 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.

  • Página 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.
  • Página 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.

  • Página 41: Módulo De Memoria Principal

    Módulo de memoria principal 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.

  • Página 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.

  • Página 43: Del Disipador De Calor

    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.

  • Página 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.

  • Página 45: Puerto Del Adaptador De Alimentación

    Puerto del adaptador de alimentación 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.

  • Página 46: Placa Del Botón De Encendido

    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.

  • Página 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.

  • Página 48: Placa Del Botón De Encendido Con Lector De Huellas Digitales

    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.

  • Página 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.

  • Página 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.

  • Página 51: Compartimento Para Tarjetas Inteligentes

    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.

  • Página 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.

  • Página 53: Botón De La Almohadilla De Contacto

    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.

  • Página 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.

  • Página 55: Lector De Tarjeta Sd

    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.

  • Página 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.

  • Página 57: Botón De Encendido

    Botón de encendido 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.

  • Página 58: Ensamblaje Del Botón De Encendido Con Lector De Huellas Digitales

    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.

  • Página 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.

  • Página 60: Cable De Alimentación De La Gpu

    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.

  • Página 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.

  • Página 62: Placa Base

    Placa base 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.
  • Página 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.

  • Página 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.
  • Página 65 Desmontaje y reensamblaje...
  • Página 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.

  • Página 67: Tarjeta Gpu

    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.

  • Página 68: Instalación De La Tarjeta Gpu

    Instalación de la tarjeta GPU Requisitos previos Si va a reemplazar un componente, quite el componente existente antes de realizar el procedimiento de instalación. Sobre esta tarea En la ilustración, se indica la ubicación de la tarjeta de la GPU y se proporciona una representación visual del procedimiento de instalación. Las imágenes se cargarán en el siguiente ciclo de revisión Pasos 1.

  • Página 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.
  • Página 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.

  • Página 71: Tapa Central

    Tapa central 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.

  • Página 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.

  • Página 73: Ensamblaje De La Pantalla

    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. Ensamblaje de la pantalla Removing the display assembly Prerequisites 1. Follow the procedure in before working inside your computer.
  • Página 74 Desmontaje y reensamblaje...

  • Página 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.
  • Página 76 Desmontaje y reensamblaje...
  • Página 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.

  • Página 78: Reposamanos

    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. Reposamanos Removing the palmrest Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the card.

  • Página 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.

  • Página 80: Embellecedor De La Pantalla

    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.

  • Página 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.
  • Página 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.

  • Página 83: Panel De La Pantalla

    21. Install the card. 22. Follow the procedure in after working inside your computer. Panel de la pantalla 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.
  • Página 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.

  • Página 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.

  • Página 86: Bisagras De La Pantalla

    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.

  • Página 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.
  • Página 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.

  • Página 89: Cámara

    Cámara 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.

  • Página 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.

  • Página 91: Placa Del Sensor P

    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.

  • Página 92: Instalación De La Placa Del Sensor P

    Instalación de la placa del sensor P Requisitos previos Si va a reemplazar un componente, quite el componente existente antes de realizar el procedimiento de instalación. Sobre esta tarea En la ilustración, se indica la ubicación de la placa del sensor P y se proporciona una representación visual del procedimiento de instalación. Las imágenes se cargarán en el siguiente ciclo de revisión Pasos 1.
  • Página 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.

  • Página 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.

  • Página 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.
  • Página 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.

  • Página 97: Solución De Problemas

    Los diagnósticos de SupportAssist (también llamados diagnósticos del sistema) realizan una revisión completa del hardware. Los diagnósticos de verificación de rendimiento del sistema previo al arranque de Dell SupportAssist están integrados con el BIOS y el BIOS los ejecuta internamente. Los diagnósticos incorporados del sistema ofrecen un conjunto de opciones para determinados dispositivos o grupos de dispositivos, permitiendo las siguientes acciones: •...

  • Página 98: Prueba Automática Incorporada De La Tarjeta Madre Del Sistema (M-Bist)

    Prueba automática incorporada de la tarjeta madre del sistema (M-BIST) Sobre esta tarea Pasos 1. Mantenga presionada la tecla M y el botón de encendido para iniciar la M-BIST. 2. El indicador luminoso de estado de la batería se ilumina en amarillo cuando se produce una falla en la tarjeta madre. 3.

  • Página 99: Prueba Automática Incorporada Del Panel De Visualización (Lcd-Bist)

    Prueba automática incorporada del panel de visualización (LCD-BIST) Sobre esta tarea Pasos 1. Mantenga presionada la tecla D y presione el botón de encendido. 2. Suelte la tecla D y el botón de encendido cuando la computadora comience la POST. 3.
  • Página 100 Tabla 7. Códigos LED Códigos de los Descripción del problema Solución recomendada indicadores luminosos de diagnóstico Falla de detección del TPM Reemplace la tarjeta madre Falla de flash de SPI irrecuperable Reemplace la tarjeta madre 1, 5 EC no puede programar i-Fuse Reemplace la tarjeta madre 1, 6 Detección genérica de todos los errores de...

  • Página 101: Ciclo De Apagado Y Encendido De Wifi

    Ciclo de apagado y encendido de wifi Sobre esta tarea Si la computadora no puede acceder a Internet debido a problemas de conectividad de wifi, se puede realizar un procedimiento de ciclo de apagado y encendido de wifi. El siguiente procedimiento ofrece las instrucciones sobre cómo realizar un ciclo de apagado y encendido de wifi: NOTA: Algunos proveedores de servicios de Internet (ISP) proporcionan un dispositivo combinado de módem/...

  • Página 102: Obtención De Ayuda

    Sobre esta tarea Dell proporciona varias opciones de servicio y asistencia en línea y por teléfono. La disponibilidad varía según el país y el producto y es posible que algunos de los servicios no estén disponibles en su área. Si desea ponerse en contacto con Dell para tratar cuestiones relacionadas con las ventas, la asistencia técnica o el servicio de atención al cliente:...

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