Precision 7750 Service Manual Regulatory Model: P44E Regulatory Type: P44E001 May 2020 Rev.
Hinweise, Vorsichtshinweise und Warnungen ANMERKUNG: Eine ANMERKUNG macht auf wichtige Informationen aufmerksam, mit denen Sie Ihr Produkt besser einsetzen können. VORSICHT: Ein VORSICHTSHINWEIS warnt vor möglichen Beschädigungen der Hardware oder vor Datenverlust und zeigt, wie diese vermieden werden können. WARNUNG: Mit WARNUNG wird auf eine potenziell gefährliche Situation hingewiesen, die zu Sachschäden, Verletzungen oder zum Tod führen kann. © 2020 Dell Inc. oder ihre Tochtergesellschaften.
Contents 1 Arbeiten am Computer.................................................................................................................. 6 Sicherheitshinweise............................................................................................................................................................... 6 Vor der Arbeit an Komponenten im Innern des Computers....................................................................................... 6 Sicherheitsvorkehrungen.................
Removing the WLAN card............................................................................................................................................34 Installing the WLAN card.............................................................................................................................................. 35 WWAN-Karte.......................................................................................................................................................................
GPU-Karte............................................................................................................................................................................68 Entfernen der GPU-Karte............................................................................................................................................ 68 Installieren der GPU-Karte.......................................................................................................................................
1 Arbeiten am Computer Sicherheitshinweise Voraussetzungen Beachten Sie folgende Sicherheitsrichtlinien, damit Ihr Computer vor möglichen Schäden geschützt und Ihre eigene Sicherheit sichergestellt ist. Wenn nicht anders angegeben, wird bei jedem in diesem Dokument vorgestellten Verfahren vorausgesetzt, dass folgende Bedingungen zutreffen: • • Sie haben die im Lieferumfang des Computers enthaltenen Sicherheitshinweise gelesen.
Schritte 1. 2. 3. 4. Die Sicherheitshinweise müssen strikt befolgt werden. Stellen Sie sicher, dass die Arbeitsoberfläche eben und sauber ist, damit die Computerabdeckung nicht zerkratzt wird. Schalten Sie den Computer aus. Trennen Sie alle Netzwerkkabel vom Computer. VORSICHT: Wenn Sie ein Netzwerkkabel trennen, ziehen Sie es zuerst am Computer und dann am Netzwerkgerät ab. 5. Trennen Sie Ihren Computer sowie alle daran angeschlossenen Geräte vom Stromnetz. 6.
• elektrostatischen Schock erhalten hat und sofort das Symptom „No POST/No Video“ (Kein POST/Kein Video) mit einem Signaltoncode erzeugt, der im Falle von fehlendem oder nicht funktionsfähigem Speicher ertönt. Gelegentlich: Gelegentliche Ausfälle machen etwa 80 Prozent der ESD-bezogenen Ausfälle aus. Die hohe Rate gelegentlicher Ausfälle bedeutet, dass auftretende Schäden in den meisten Fällen nicht sofort zu erkennen sind.
• verwendet wurde. Der ESD-Beutel sollte zugefaltet und mit Klebeband verschlossen werden und Sie sollten dasselbe Schaumstoffverpackungsmaterial verwenden, das in der Originalverpackung des neuen Teils genutzt wurde. ESD-empfindliche Geräte sollten aus der Verpackung nur an einer ESD-geschützten Arbeitsfläche entnommen werden und Ersatzteile sollte nie auf dem ESDBeutel platziert werden, da nur die Innenseite des Beutels abgeschirmt ist.
2 Technologie und Komponenten Dieses Kapitel erläutert die in dem System verfügbare Technologie und Komponenten. Themen: • • • • • • • USB-Funktionen USB Typ-C HDMI 2.0 NVIDIA Quadro T1000 NVIDIA Quadro RTX3000 NVIDIA Quadro RTX4000 NVIDIA Quadro RTX5000 USB-Funktionen Universal Serial Bus (USB) wurde 1996 eingeführt. Es hat die Verbindung zwischen Host-Computern und Peripheriegeräten wie Computermäusen, Tastaturen, externen Laufwerken und Druckern erheblich vereinfacht. Tabelle 1.
Geschwindigkeit Die aktuelle USB 3.0/USB-3.1 Gen 1-Spezifikation definiert fünf Geschwindigkeitsmodi: Basierend auf USB-Datenübertragung werden Sie als niedrige Geschwindigkeit, volle Geschwindigkeit, hohe Geschwindigkeit (ab Version 2.0 der Spezifikation), SuperSpeed (ab Version 3.0) und SuperSpeed+ (ab Version 3.1) kategorisiert. Der neue SuperSpeed+-Modus hat eine Übertragungsrate von 20 Gbit/s. Der USB 3.2Standard ist abwärtskompatibel mit USB 3.1/3.0 und USB 2.0.
USB Power Delivery Die USB Power Delivery-Spezifikation ist ebenfalls eng mit USB-Typ C verbunden. Aktuell werden Smartphones, Tablets und andere Mobilgeräte oftmals über eine USB-Verbindung aufgeladen. Mit einem USB 2.0-Anschluss können bis zu 2,5 Watt Strom bereitgestellt werden – ausreichend für ein Smartphone, aber wenig mehr. Für ein Notebook werden möglicherweise bis zu 60 Watt benötigt. Durch die USB Power Delivery-Spezifikation wird diese Leistung auf 100 Watt erhöht.
Hauptmerkmale von Thunderbolt 3 über USB Typ-C 1. Thunderbolt, USB, DisplayPort und Stromversorgung über USB-Typ-C in einem einzelnen Kabel (Funktionen können je nach Produkt variieren). 2. USB-Typ-C-Stecker und -Kabel, die kompakt und reversibel sind. 3. Unterstützt Thunderbolt Networking (*variiert je nach Produkt). 4. Unterstützung für 4 K-Displays. 5. Bis zu 40 Gbps ANMERKUNG: Datenübertragungsgeschwindigkeiten können je nach Gerät variieren. Thunderbolt-Symbole Abbildung 2.
• HDMI kombiniert Video und Mehrkanalaudio in einem einzigen Kabel, wodurch Kosten, Komplexität und das Durcheinander von mehreren Kabeln, die derzeit in AV-Systemen verwendet werden, wegfallen. HDMI unterstützt die Kommunikation zwischen der Videoquelle (wie z. B. einem DVD-Player) und dem DTV, und ermöglicht dadurch neue Funktionen. • NVIDIA Quadro T1000 Tabelle 2.
Tabelle 3. NVIDIA Quadro RTX3000(fortgesetzt) Funktion Werte Unterstützte Auflösungen und maximale Bildwiederholfrequenzen (Hz) • • Anzahl der unterstützten Bildschirme Max. digital: Einzelner DisplayPort 1.4 – 7680 x 4320 (8K) bei 30 Hz (mDP/Typ C zu DP) Max. digital: Zwei DisplayPort 1.4-Anschlüsse – 7680 x 4320 (8K) bei 60 Hz (mDP/Typ C zu DP) Bis zu 4 Monitore NVIDIA Quadro RTX4000 Table 4.
Table 5. NVIDIA Quadro RTX5000(continued) Feature Values Display Support eDP/mDP/HDMI/Type-C 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) • • Numbers of Display Support 16 Technologie und Komponenten Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz (mDP/Type-C to DP) Max Digital : Dual DisplayPort 1.
3 Ausbau und Wiedereinbau SD-Karte Entfernen der SD-Karte Voraussetzungen 1. Folgen Sie den Anweisungen unter Vor der Arbeit an Komponenten im Inneren des Computers. Info über diese Aufgabe Die Abbildung zeigt die Position der SD-Karte und bietet eine visuelle Darstellung des Verfahrens zum Entfernen. Bilder werden im nächsten Prüfzyklus hochgeladen. Schritte 1. Drücken Sie auf die SD-Karte, um sie vom Computer zu lösen. 2. Ziehen Sie die SD-Karte aus dem Computer heraus.
About this task The figure indicates the location of the SSD door reader and provides a visual representation of the removal procedure. 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.
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 SD card. 2. Follow the procedure in after working inside your computer. Sekundäres M.2 SSD-Laufwerk Removing the secondary M.2 Solid-state drive Prerequisites NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 6. 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3. Remove the SSD door.
Steps 1. 2. 3. 4. 5. 6. Slide the SSD release latch to unlock the SSD module. Remove the (M2x3) screw that secures the SSD module into its slot on the computer. Remove the SSD module from the computer. Remove the (M2x3) screw that secures the SSD thermal pad to the SSD carrier. Remove the SSD thermal pad from the SSD module. For M.2 2280 SSD: a. Remove the M.2 2280 SSD from the SSD carrier. 7. For M.2 2230 SSD: a. Remove the M.2 2230 SSD with its holder from the SSD carrier. b.
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: 3. 4. 5. 6. 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 with its holder on the SSD carrier. Place the thermal plate above the M.2 SSD module. Replace the (M2x3) screw to secure the SSD thermal plate to the M.2 SSD. Replace the SSD module in its slot on the computer. Replace the (M2x3) screw to secure the SSD module in place.
Ausbau und Wiedereinbau
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.
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.
Ausbau und Wiedereinbau 25
Steps 1. Connect the battery cable to the connector on the system board. 2. Slide the base cover into its slot until it clicks into place. 3. Tighten the eight captive screws to secure the base cover to the computer. Next steps 1. Install the SD card. 2. Follow the procedure in after working inside your computer. Akku Vorsichtshinweise zu Lithium-Ionen-Akkus VORSICHT: • Seien Sie vorsichtig beim Umgang mit Lithium-Ionen-Akkus.
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. About this task The figure indicates the location of the battery and provides a visual representation of the installation procedure.
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. 2. Install the SD card. 3. Follow the procedure in after working inside your computer. SSD-Laufwerk Removing the primary M.2 Solid-state drive Prerequisites NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 3, slot 4, and/or slot 5. 1.
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. Remove the M.2 SSD. 4. For M.2 2230 SSD: a. Remove the (M2x3) screw that secures the SSD module. b. Remove the SSD module from the computer. c. Remove the (M2x2) screw that secures the SSD to SSD holder. d. Remove the SSD from the holder. 5.
Installing the primary M.2 SSD module Prerequisites NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 3, slot 4, 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. Steps 1. For M.2 2280 SSD: a. Place the M.2 SSD onto its slot on the computer. b.
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. Place the thermal plate above the M.2 SSD module. 4. Replace the (M2x3) screw to secure the SSD thermal plate to the M.2 SSD. 5. Repeat the above steps to install the other SSD modules in the computer. Next steps 1. Install the base cover. 2.
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. Align the notch on the memory module with the tab on the memory-module slot. 2. Slide the memory module firmly into the slot and press the memory module until it clicks into place.
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. Filp the right edge of the SIM card cover to open it. 3. Remove the SIM card from the SIM card slot. Installing the SIM card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
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. 2. Install the SD card. 3. Follow the procedure in after working inside your computer. WLAN-Karte Removing the WLAN card Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3. Remove the base cover.
Steps 1. 2. 3. 4. Loosen the captive screw that secures the WLAN card bracket to the system board. Remove the WLAN card bracket away from the WLAN card. Disconnect the antenna cables from the WLAN card. 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.
2. Install the SD card. 3. Follow the procedure in after working inside your computer. WWAN-Karte Removing the WWAN card Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD 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. Steps 1. 2. 3. 4. Loosen the (M2x3) screw that secures the WWAN card bracket to the system board.
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. Install the base cover. 2. Install the SD card. 3. Follow the procedure in after working inside your computer. Tastaturgitter Removing the keyboard lattice Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3.
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. Align the keyboard lattice to its position on the keyboard. 2. Press the edges on the keyboard lattice until it clicks into place. Next steps 1. Install the base cover. 2. Install the SD card. 3.
About this task The figure indicates the location of the keyboard and provides a visual representation of the removal procedure. Steps 1. 2. 3. 4. 5. 6. Lift the latch and disconnect the keyboard cable and the keyboard backlight cable from the connectors on the touchpad module. Turn-over and open the system at 90° angle. Remove the six (M2x2.5) screws that secure the keyboard to the palmrest. Pry the bottom edge of the keyboard and then work along the left and the right sides of the keyboard.
Steps 1. 2. 3. 4. 5. Align the keyboard to its slot on the palmrest Route the keyboard cable and the keyboard backlight cable through the bottom of the palmrest. Replace the six (M2x2.5) screws to secure the keyboard to the palmrest. Turn-over the system at 90° angle to access the keyboard and the keyboard backlight cables. Connect the keyboard backlight cable and the keyboard cable to the connectors on the system board. NOTE: Ensure that you fold the keyboard data cable in perfect alignment.
Primäres Speichermodul Removing the primary memory module Prerequisites 1. 2. 3. 4. 5. 6. Follow the procedure in before working inside your computer. Remove the SD card. Remove the base cover. Remove the battery. Remove the keyboard lattice. 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. Steps 1. Remove the (M2x3) screw that secures the memory shield in place.
2. Slide the memory shield towards the right side of the computer and lift the shield from the memory module. 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. Installing the primary memory module Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
4. Place the memory shield and slide it towards the left side of the computer to cover the memory module. 5. Replace the (M2x3) screw to secure the memory shield to the memory module. Next steps 1. 2. 3. 4. 5. 6. Install the keyboard. Install the keyboard lattice. Install the battery. Install the base cover. Install the SD card. Follow the procedure in after working inside your computer. Kühlkörper Removing the heat-sink assembly Prerequisites 1. 2. 3. 4.
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. Align and insert the heat-sink assembly into its slot on the computer. 2.
Netzadapteranschluss Removing the power-adapter port Prerequisites 1. 2. 3. 4. 5. Follow the procedure in before working inside your computer. Remove the SD card. Remove the base cover. Remove the battery. 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. 2. 3. 4. Remove the (M2x3) screw that secures power-adapter cable bracket.
Steps 1. 2. 3. 4. 5. Align and place the power-adapter cable on the computer. Place the power-adapter port into its slot on the plamrest. Replace the power-adapter cable bracket on the power-adapter port. Replace the (M2x3) screw to secure the power-adapter cable bracket to the computer. Connect the power-adapter cable to the connector on the system board. Next steps 1. 2. 3. 4. 5. Install the heat-sink assembly. Install the battery. Install the base cover. Install the SD card.
3. Remove the two (M2x3) screws that secure the power button board to the computer. 4. Remove the power button board with the power button board cable from the computer. 5. Disconnect the power button board cable from the power button board. Installing the power button board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
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. Disconnect the power button board cable from the connector on the system board. 5. Peel the power button board cable from the palmrest. 6.
Steps 1. 2. 3. 4. 5. 6. 7. 8. Connect the power button board cable to the power button board. Align and place the power button board with power button cable into its slot on the computer. Replace the two (M2x3) screws to secure the power button board. Adhere the power button board cable to the palmrest. Connect the power button board cable to the connector on the system board.
Steps 1. 2. 3. 4. Unroute the WLAN and WWAN antenna cables from the routing guide. Disconnect the keyboard cable and the keyboard backlight cable from the connector on the touchpad module. Remove the six (M2x5) and the nine (M2x3) screws that secure the inner frame to the computer chassis. Remove the inner frame from the computer while carefully unthreading the keyboard cable and keyboard backlight cable through the opening on the inner frame.
Steps 1. Carefully route the keyboard and keyboard backlight cable through the inner frame and place the inner frame on the computer chassis. 2. Replace the six (M2x5) and the nine (M2x3) screws to secure the inner frame in place. 3. Route the WLAN and WWAN antenna cables through the routing guide. Next steps 1. 2. 3. 4. 5. 6. 7. Install the WLAN card. Install the WWAN card. Install the primary M.2 SSD. Install the battery. Install the base cover. Install the SD card.
About this task The figure indicates the location of the smart-card reader and provides a visual representation of the removal procedure. Steps 1. 2. 3. 4. 5. Disconnect the touchpad buttons cable from the touchpad. Disconnect the smart-card reader cable from the connector on the USH daughter board. Peel the smart-card reader cable from the touchpad. Remove the two (M2x2.5) screws that secure the smart-card reader to the computer. Remove the smart-card reader from the computer.
Steps 1. 2. 3. 4. 5. Align and place the smart-card reader into its slot on the computer. Replace the two (M2x2.5) screws to secure the smart-card reader in place. Adhere the smart-card reader cable to the touchpad. Connect the smart-card reader cable to the connector on the USH daughter board. Connect the touchpad button cable to the connector on the touchpad. Next steps 1. 2. 3. 4. 5. 6. 7. 8. Install the WLAN card. Install the WWAN card. Install the primary M.2 SSD. Install the inner frame.
About this task The figure indicates the location of the touchpad buttons and provides a visual representation of the removal procedure. Steps 1. For models shipped with smart card reader, disconnect the smart card reader cable from the USH daughter board and peel the smart card reader cable from the touchpad. 2. Disconnect the touchpad buttons cable from the connector on the touchpad. 3. Remove the two (M2x2.5) screws that secure the touchpad buttons to the palmrest. 4.
Steps 1. 2. 3. 4. Place the touchpad buttons into its slot in the palmrest. Replace the two (M2x2.5) screws to secure the touchpad buttons to the palmrest Connect the touchpad buttons cable to the connector in the touchpad. For models shipped with smart card reader, connect the smart card reader cable to the USH daughter board and adhere the smart card reader cable on the touchpad. Next steps 1. 2. 3. 4. 5. 6. 7. 8. Install the inner frame. Install the WLAN card. Install the WWAN card.
About this task The figure indicates the location of the SD card reader and provides a visual representation of the removal procedure. Steps 1. 2. 3. 4. Disconnect the SD card reader cable from the connector on the system board. Disconnect the LED board cable from the SD card reader on the bottom side of the computer. Remove the (M2.5x2.5) screw that secures the SD card reader in place. Slide and remove the SD card reader with its cable out of the computer.
Steps 1. 2. 3. 4. Align and place the SD care reader with its slot on the palmrest. Replace the (M2.5x2.5) screw to secure the SD card reader to the palmrest. Connect the LED board cable to the SD card reader on the bottom side of the computer. Connect the SD card reader cable to the connector on the system board. Next steps 1. 2. 3. 4. 5. 6. 7. 8. 9. Install the inner frame. Install the WLAN card. Install the WWAN card. Install the primary M.2 SSD. Install the inner frame. Install the battery.
Steps 1. Remove the two (M2x3) screws that secure the power button in its slot on the computer. 2. Remove the power button from the computer. Installing the power button 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 power button and provides a visual representation of the installation procedure.
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. 2. 3. 4. 5. 6. Install the power button board. Install the heat-sink assembly. Install the battery. Install the base cover. Install the SD card. Follow the procedure in after working inside your computer. Netzschalterbaugruppe mit Fingerabdruckleser Removing the power button assembly with fingerprint reader Prerequisites 1. 2. 3. 4. 5. 6.
Installing the power button assembly with fingerprint reader 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 power button and provides a visual representation of the installation procedure. Steps 1. Place the power button assembly with fingerprint reader into its slot on the computer. 2.
5. Remove the keyboard lattice. 6. Remove the keyboard. About this task The figure indicates the location of the GPU power cable and provides a visual representation of the removal procedure. 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 GPU card. 2. Slightly slide the GPU power cable connector outwards to disconnect the GPU power cable from the GPU card. 3.
Steps 1. 2. 3. 4. Adhere the GPU power cable into its slot on the computer. Disconnect the GPU power cable from the connector on the system board. Slide the GPU power cable connector into its slot to connect the GPU power cable to the GPU card. Lock the GPU power cable connector to secure the GPU card. Next steps 1. 2. 3. 4. 5. 6. Install the keyboard. Install the keyboard lattice. Install the battery. Install the base cover. Install the SD card.
12. 13. 14. 15. 16. Remove the keyboard lattice. Remove the keyboard. Remove the primary memory. Remove the heat-sink assembly. Remove the inner frame. About this task The figure indicates the location of the system board and provides a visual representation of the removal procedure. Images to be uploaded in the next review cycle.
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. Disconnect the speaker cable and the SD card reader cable from the connectors on the system board. 4.
NOTE: For UMA models, remove the two (M2x3) screws that secure the single beam connector in place on the bottom of the system. 10. 11. 12. 13. 14. 15. 16. Remove the beam connectors from the computer. Remove the (M2x5) screw that secures the display cable bracket in place. Remove the display cable bracket from the computer. Disconnect the display cable from the connector on the system board. Remove the four (M2x5) screws that secure the system board to the computer.
Ausbau und Wiedereinbau
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 four (M2x5) screws to secure the system board to the palmrest. 3.
4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. Install the keyboard. Install the keyboard lattice. Install the WLAN card. Install the WWAN card. Install the secondary memory. Install the SIM card. Install the primary M.2 SSD. Install the inner frame. Install the battery. Install the base cover. Install the secondary M.2 SSD. Install the SSD door. Install the SD card. Follow the procedure in after working inside your computer. GPU-Karte Entfernen der GPU-Karte Voraussetzungen 1. 2. 3. 4. 5. 6. 7. 8. 9.
Installieren der GPU-Karte Voraussetzungen Wenn Sie eine Komponente austauschen, muss die vorhandene Komponente entfernt werden, bevor Sie das Installationsverfahren durchführen. Info über diese Aufgabe Die Abbildung zeigt die Position der GPU-Karte und bietet eine visuelle Darstellung des Installationsverfahrens. Bilder werden im nächsten Prüfzyklus hochgeladen Schritte 1. Richten Sie die GPU-Karte entsprechend aus und setzen Sie sie in den Steckplatz auf der Handballenstütze ein. 2.
13. 14. 15. 16. 17. 18. 19. Remove the keyboard. Remove the primary memory. Remove the heat-sink assembly. Remove the inner frame. Remove the GPU power cable. Remove the GPU card. 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. Steps 1. Peel the pieces of adhesive tape that secures the speaker cable to the palmrest. 2.
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. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. Install the system board. Install the GPU card. Install the GPU power cable. Install the inner frame. Install the heat-sink assembly. Install the primary memory. Install the keyboard. Install the keyboard lattice. Install the WLAN card.
Mittlere Abdeckung Removing the middle cap Prerequisites 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. Follow the procedure in before working inside your computer. Remove the SD card. Remove the SSD door. Remove the secondary M.2 SSD. Remove the base cover. Remove the battery. Remove the primary M.2 SSD. Remove the SIM card. Remove the secondary memory. Remove the WWAN card. Remove the WLAN card. Remove the keyboard lattice. Remove the keyboard. Remove the primary memory.
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. Align and insert the middle cap onto the palmrest. NOTE: Ensure that the middle cap is secured in place by the two pegs on the palmrest. 2.
15. 16. 17. 18. 19. Install the base cover. Install the secondary M.2 SSD. Install the SSD door. Install the SD card. Follow the procedure in after working inside your computer. Bildschirmbaugruppe Removing the display assembly Prerequisites 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. Follow the procedure in before working inside your computer. Remove the SD card. Remove the SSD door. Remove the secondary M.2 SSD. Remove the base cover. Remove the battery. Remove the primary M.2 SSD.
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Steps 1. Open the display assembly to a 140-degree angle and place the computer at the edge of a flat table so that the display assembly can extend below the table. 2. Remove the (M2x5) screw that secures the display bracket to the palmrest. 3. Disconnect the display cable from the connector on the system board. 4. Remove the (M2x5) screw that secures the Darwin bracket. 5. Peel and remove the WWAN cables and Darwin cables from the palmrest. 6. Remove the eight (M2.5x2.
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Steps 1. 2. 3. 4. 5. 6. 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. Replace the eight (M2.5x2.5) screws to secure the hinges to the palmrest. Replace the (M2x5) screw to secure the display bracket to the palmrest.
13. Install the SSD door. 14. Install the SD card. 15. Follow the procedure in after working inside your computer. Handballenauflage Removing the palmrest Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3. Remove the SSD door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD. 8. Remove the SIM card. 9. Remove the secondary memory. 10. Remove the WWAN card. 11. Remove the WLAN card. 12.
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. Install the display assembly.
2. Install the middle cap. 3. Install the speaker. 4. Install the system board. 5. Install the GPU card. 6. Install the GPU power cable. 7. Install the inner frame. 8. Install the heat-sink assembly. 9. Install the power button or power button assembly with fingerprint reader. 10. Install the SD card reader. 11. Install the smart card reader. 12. Install the touchpad buttons. 13. Install the power button board. 14. Install the power adapter port. 15. Install the primary memory. 16. Install the keyboard. 17.
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. 2. Working your way from the bottom edge, pry around the sides and top edge of the display bezel.
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. Install the system board. 5. Install the GPU card. 6. Install the GPU power cable. 7. Install the inner frame. 8. Install the heat-sink assembly. 9. Install the primary memory. 10. Install the keyboard. 11. Install the keyboard lattice. 12. Install the WLAN card. 13.
21. Install the SD card. 22. Follow the procedure in after working inside your computer. Bildschirm Removing the display panel (non-touch) Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3. Remove the SSD door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD. 8. Remove the SIM card. 9. Remove the secondary memory. 10. Remove the WWAN card. 11. Remove the WLAN card. 12.
Steps 1. 2. 3. 4. 5. 6. 7. 8. Remove the two (M2.5x2.5) screws and the two (M2x2.5) screws that secures the display panel to the display assembly. Lift the display panel and turn the display panel over to access the display cable Peel the conductive tape covering the display cable. Peel the adhesive tapes that secures the display cable. Peel the adhesive rubber strip covering the display cable. Unlock the display cable connector and then disconnect the display cable from the back of the display panel.
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. 2. 3. 4. 86 Connect the display cable to the connector on the back of the display panel and lock the display cable connector. Adhere the adhesive rubber strip to cover the display cable.
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. 6. Install the system board. 7. Install the GPU card. 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.
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. Remove the eight (M2.5x2.5) screws that secures the display hinges to the display assembly. 2. Remove the display hinges.
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. Install the speaker. 4. Install the display assembly. 5. Install the system board. 6. Install the GPU card. 7. Install the GPU power cable. 8. Install the inner frame. 9. Install the heat-sink assembly. 10. Install the primary memory. 11. Install the keyboard. 12.
Kamera Removing the camera (non-touch) Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the SD card. 3. Remove the SSD door. 4. Remove the secondary M.2 SSD. 5. Remove the base cover. 6. Remove the battery. 7. Remove the primary M.2 SSD. 8. Remove the SIM card. 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.
Steps 1. 2. 3. 4. Peel the adhesive tape that covers the camera module. Disconnect the display cable from the camera module. Gently pry the camera shutter cap from the top edge of the camera shutter and remove it from the display back cover. Gently pry the camera module from the display back cover. Installing the camera Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.
13. Install the WLAN card. 14. Install the WWAN card. 15. Install the secondary memory. 16. Install the SIM 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. Install the SSD door. 22. Install the SD card. 23. Follow the procedure in after working inside your computer. P-Sensorplatine Entfernen der P-Sensorplatine Voraussetzungen 1. Folgen Sie den Anweisungen unter Vor der Arbeit an Komponenten im Inneren des Computers. 2.
Installieren der P-Sensorplatine Voraussetzungen Wenn Sie eine Komponente austauschen, muss die vorhandene Komponente entfernt werden, bevor Sie das Installationsverfahren durchführen. Info über diese Aufgabe Die Abbildung zeigt die Position der P-Systemplatine und bietet eine visuelle Darstellung des Installationsverfahrens. Bilder werden im nächsten Prüfzyklus hochgeladen Schritte 1. Verbinden Sie das Bildschirmkabel mit der P-Sensorplatine. 2.
8. Remove the SIM card. 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. 18. Remove the GPU card. 19. Remove the system board. 20. Remove the display assembly. 21. Remove the speaker. 22. Remove the display bezel. 23. Remove the display panel. 24. Remove the P-sensor board.
3. Peel the display cable from the display cover and unroute the cable from the routing channels 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. Route and adhere the display cable on the display back cover. 2.
7. Install the GPU card. 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. Install the secondary memory. 17. Install the SIM card. 18. Install the primary M.2 SSD. 19. Install the battery. 20. Install the base cover. 21. Install the secondary M.2 SSD. 22. Install the SSD door. 23. Install the SD card. 24.
About this task The picture below shows the display back cover after performing the pre-removal parts procedures for any display back cover replacement 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. 7. Install the speaker. 8. Install the display assembly. 9. Install the system board. 10.
4 Fehlerbehebung Diagnose der Dell SupportAssistSystemleistungsprüfung vor dem Start Info über diese Aufgabe Die SupportAssist-Diagnose (auch als Systemdiagnose bezeichnet) führt eine komplette Prüfung der Hardware durch. Die Diagnose der Dell SupportAssist-Systemleistungsprüfung vor dem Start ist in das BIOS integriert und wird intern vom BIOS gestartet.
Integrierter Selbsttest für die Systemplatine (MBIST) Info über diese Aufgabe Schritte 1. Halten Sie sowohl die M-Taste sowie den Netzschalter gedrückt, um den M-BIST einzuleiten. 2. Die Batteriestatusanzeige leuchtet gelb, wenn die Systemplatine fehlerhaft ist. 3. Tauschen Sie die Systemplatine aus, um das Problem zu beheben. ANMERKUNG: Die Batteriestatus-LED leuchtet nicht, wenn die Systemplatine ordnungsgemäß funktioniert.
Integrierter Bildschirmselbsttest (LCD-BIST) Info über diese Aufgabe Schritte 1. Halten Sie die D-Taste gedrückt und drücken Sie anschließend den Netzschalter. 2. Geben Sie sowohl die D-Taste als auch den Netzschalter frei, wenn der Computer mit dem POST beginnt. 3. Auf dem Bildschirm wird eine einheitliche Farbe angezeigt oder es werden verschiedene Farben durchlaufen. ANMERKUNG: Die Reihenfolge der Farben variiert je nach Hersteller des Bildschirms.
Tabelle 6. LED-Codes(fortgesetzt) Diagnoseanzeigecodes Problembeschreibung Empfohlene Lösung 1,2 Nicht behebbarer SPI Flash-Fehler Austauschen der Systemplatine 1,5 EC kann i-Fuse nicht programmieren Austauschen der Systemplatine 1, 6 Generischer Catch-all für EC-Code-FlowFehler Trennen Sie alle Stromversorgungsquellen (Wechselstrom, Akku, Knopfzelle) und entladen Sie den Reststrom, indem Sie den Netzschalter gedrückt halten.
Ein- und Ausschalten des WLAN Info über diese Aufgabe Wenn Ihr Computer aufgrund von WLAN-Verbindungsproblemen keinen Zugriff auf das Internet hat, können Sie das WLAN aus- und wieder einschalten. Das folgende Verfahren enthält Anweisungen dazu, wie Sie das WLAN aus- und wieder einschalten: ANMERKUNG: Manche Internetdienstanbieter (Internet Service Providers, ISPs) stellen ein Modem/Router-Kombigerät bereit. Schritte 1. 2. 3. 4. 5. 6. 7. Schalten Sie den Computer aus. Schalten Sie das Modem aus.
5 Wie Sie Hilfe bekommen Themen: • Kontaktaufnahme mit Dell Kontaktaufnahme mit Dell Voraussetzungen ANMERKUNG: Wenn Sie nicht über eine aktive Internetverbindung verfügen, können Sie Kontaktinformationen auch auf Ihrer Auftragsbestätigung, dem Lieferschein, der Rechnung oder im Dell-Produktkatalog finden. Info über diese Aufgabe Dell stellt verschiedene onlinebasierte und telefonische Support- und Serviceoptionen bereit.
