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Hinge Covers and Display Assembly

Dell™ Inspiron™ 300m Service Manual

  Hinge Covers

  Display Assembly

Hinge Covers

Removing the Hinge Covers

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Owner's Manual.

1. Remove the battery.
   
   
2. On the inside of the battery bay, use your fingers to unhook the hinge covers from the back of the computer.
   
   

1	hinge covers (2)

3. Open the display 180 degrees.
   
   
4. Push up on the hinge covers to remove them from the computer.
   
   

Replacing the Hinge Covers

1. Open the computer all the way (180 degrees) so that it lies flat against your work surface.
   
   
2. Place the hinge covers over the display hinges:
   
   
   1. The left hinge cover fits over the power button. Both hinge covers pass through the display hinges to the back of the computer.
      
      
   2. Ensure that the two securing tabs on the outer edge of each hinge cover are engaged in their respective slots.
      
      
3. Press down on the top of each hinge cover to snap the hinge covers into place.
   
   
4. Close the display.
   
   
5. Press the back of each hinge cover into the back of the computer.
   
   

NOTE: The back of each hinge cover has a tab that snaps into a slot on the back of the computer.

Display Assembly

Removing the Display Assembly

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Owner's Manual.

NOTICE: Disconnect the computer and any attached devices from electrical outlets.

NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on the computer.

NOTICE: Read "Before You Begin" before performing the following procedure.

1. Remove the battery.
   
   
2. Remove the keyboard.
   
   
3. Turn the computer over, and remove the two M3 x 5-mm screws from the bottom of the computer.
   
   

1	M3 x 5-mm screws (2)

4. Turn the computer over and open the display 180 degrees.
   
   

1	M2 x 6-mm screws (2)

5. Remove the two M2 x 6-mm screws near the display hinges on the top of the computer.
   
   
6. Disconnect both the antenna connectors.
   
   

NOTICE: Do not pull on the signal cable. Pull the signal connector to disconnect the cables.

7. Disconnect the signal cable from the system board.
   
   
8. If a tape secures the signal connector, remove it and disconnect the signal cable from the system board.
   
   

1	antenna connector
2	signal cable
3	signal connector

9. Remove the display assembly out of the bottom case.
   
   

Replacing the Display

1. Replace the display assembly into the bottom case and open the display 180 degrees.
   
   
2. Replace the two M2 x 6-mm screws by the display hinges on the top of the computer.
   
   
3. Connect both the antenna connectors, matching the color codes.
   
   
4. Connect the signal cable to the system board.
   
   
5. If a tape secured the signal connector, replace it and connect the signal cable to the system board.
   
   
6. Close the display and turn the computer over.
   
   
7. Replace the two M3 x 5-mm screws from the bottom of the computer.
   
   
8. Replace the keyboard.
   
   
9. Replace the battery.
   
   

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