หน้ า จอแสดงผล Removing the display assembly Prerequisites 1. Follow the procedure in Before working inside your system. 2. Remove the tray. About this task The following images indicate the location of the display assembly and provide a visual representation of the removal procedure. การถอดและติ...
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1. Open the kick stand to the widest possible angle, the system will power on. NOTE: The Latitude 7320 Detachable has an automatic power-on feature. The system powers on anytime the kick stand is opened. Follow the below steps to ensure that the system does not power on while the performing replacement procedures.
CAUTION: Make sure that the system has already been powered off before removing the screws. Remove the four (M1.6x4) screws securing the display panel to the display back cover. 5. Using a plastic scribe, push the two release holes next to the kick stand hinges to loosen the display assembly from the display back cover.
Steps 1. Place the display assembly face down on a padded surface just below the computer. 2. Connect the display cable to the connector on the system board. 3. Align and place the display cable bracket and place it on the display cable connector. 4.
Installing the WWAN card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the WWAN card and provides a visual representation of the installation procedure. Steps 1.
5. Tighten the single captive screw to secure the WWAN bracket to the WWAN card. NOTE: For instructions on how to find your computer's IMEI (International Mobile Station Equipment Identity) number, see the knowledge base article 000143678 at www.dell.com/support. Next steps 1. Install the display assembly.
โมดู ล ไมโครโฟน Removing the right microphone modules Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM tray 3. Remove the display assembly. About this task The following images indicate the location of the right microphone module and provide a visual representation of the removal procedure.
Steps 1. Align and place the right microphone into the slot on the display back cover. 2. Connect the right microphone module to the front-facing camera module. NOTE: The right microphone module must be connected to both the front-facing camera and system board. Failure to make both of these connections will result in the front-facing camera not working..
Steps 1. Lift the system board shield off the system board. 2. Disconnect the left microphone module FPC from the system board.. 3. Lift the left microphone module out of the system. Installing the left microphone modules Prerequisites หากคุ ณ ทํ า การเปลี ่ ย นส่ ว นประกอบ ให้ ถ อดส่ ว นประกอบเดิ ม ออกมาก่ อ นที ่ จ ะทํ า การติ ด ตั ้ ง About this task The following image indicates the location of the left microphone module and provides a visual representation of the installation procedure.
Steps 1. Align and place the left microphone into the slot on the display back cover. 2. Connect the left microphone module FPC to the connector on the system board. 3. Place the system board shield on the system board and gently press until it snaps it into place. Next steps 1.
Steps 1. Remove the four (M1.6x3) screws that secure the kick stand to the kick stand hinges. 2. Flip the system over and lift the kick stand away from the system. Installing the kick stand Prerequisites หากคุ ณ ทํ า การเปลี ่ ย นส่ ว นประกอบ ให้ ถ อดส่ ว นประกอบเดิ ม ออกมาก่ อ นที ่ จ ะทํ า การติ ด ตั ้ ง About this task The following images indicate the location of the kick stand and provide a visual representation of the installation procedure.
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Steps 1. Align the screw holes on the kick stand with the screw holes on the frame, and flip the system. NOTE: Ensure that the pins on the kick stand are inserted into the alignment holes on the kick stand hinges. 2.
บานพั บ ขาตั ้ ง Removing the kick stand hinges Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the tray. 3. Remove the display assembly. 4. Remove the kick stand. About this task The following images indicate the location of the kick stand hinges and provide a visual representation of the removal procedure. Steps 1.
Steps 1. Align the screw holes on the kick stand hinges with the screw holes on the frame. 2. Replace the six (M2x2) screws that secure the Kick stand hinges to the frame. Next steps 1. Install the kick stand. 2.
Steps 1. Open the latch and disconnect the docking connector FPC from the connector on the system board. 2. Peel the docking connector from the battery. 3. Remove the two (M2x2) screws that secure the docking connector bracket to the frame. 4.
Steps 1. Lift the system board shielding cover from the system board. 2. Peel back the WLAN antenna grounding foil and WWAN antenna grounding foil from the heat sink.. 3. Loosen the four captive screws that secure the heat sink as per their callout . 4.
5. ถอด FPC ของพั ด ลมระบบด้ า นซ้ า ยออกจากขั ้ ว ต่ อ บนแผงวงจรระบบ 6. ยกพั ด ลมออกจากคอมพิ ว เตอร์ Installing the left fan Prerequisites หากคุ ณ ทํ า การเปลี ่ ย นส่ ว นประกอบ ให้ ถ อดส่ ว นประกอบเดิ ม ออกมาก่ อ นที ่ จ ะทํ า การติ ด ตั ้ ง About this task The following image indicates the location of the left fan and provide a visual representation of the installation procedure.
Table 3. Antenna-cable color scheme Connectors on the wireless card Antenna-cable color Main (white triangle) White Auxiliary (black triangle) Black 6. Place the WLAN card bracket on the WLAN card. 7. Tighten the single captive screw that secures the WLAN card bracket to the system board. Next steps 1.
Steps 1. Open the latch and disconnect the power-button daughter board FPC and the fingerprint reader FFC from the power-button daughter board. 2. Remove the two (M1.6x1.5) screws that secure the power-button daughter board to the frame.. 3. Lift the power-button daughter board out of the system. Installing the power-button board About this task The following images indicate the location of the power-button board and provide a visual representation of the installation...
Steps 1. Align and place the power-button board on the frame. 2. Replace the two screws (M1.6x1.5) that secure the power-button board to the frame. 3. Connect the power-button daughter board FPC and the fingerprint reader FFC to the power-button daughter board Next steps 1.
Steps 1. Remove the two (M1.6x2.5) screws that secure the Darwin cable brackets to the system board. 2. Disconnect the volume button FPC, USH FFC, audio port FPC, rear-facing camera FPC, and the power button daughter board FPC from the system board. 3.
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Steps 1. Align the screw holes on the system board with the screw holes on the frame. 2. Replace the two (M2x2) screws that secure the system board to the frame. 3. Connect the volume button FPC, USH FFC, audio port FPC, rear-facing camera FPC, and the power button daughter board FPC to the system board 4.
LCD Built-in Self Test (BIST) Dell laptops have a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD (screen) of the Dell laptop or with the video card (GPU) and PC settings.