Dell Inspiron 15 3520, Руководство по обслуживанию

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2. Slide the wireless card into the WLAN slot on the system board.
3. Place the wireless-card bracket on the wireless card.
4. Replace the screw (M2x3.5) that secures the wireless-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 .
I/O board
Removing the Input/Output board
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 following images indicate the location of the Input/Output board and provide a visual representation of the removal
procedure.
Steps
1. Remove the two (M2.5x5) screws that secure the display hinge to the palm-rest and keyboard assembly.
2. Lift the hinge up to access the I/O board.
3. Open the latch and disconnect the I/O board cable from the I/O board.
4. Open the latch and disconnect the fingerprint-reader board cable from the I/O board (if applicable).
5. Remove the three (M2x3.5) screws that secure the I/O board to the palm-rest and keyboard assembly.
34 Removing and installing components