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Display

Dell™ Vostro™ 1700 and Inspiron™ 1720/1721 Service Manual

  Display Assembly

  Display Bezel

  Display Panel

  Display Latch

  Camera and Microphone Assembly

Display Assembly

Removing the Display Assembly

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Close the display and turn the computer over.
   
   
3. Loosen the captive screws that secure the Mini Card compartment cover, then remove the cover and set it aside.
   
   

1

captive screws (2)

2

Mini Card compartment cover

4. Disconnect antenna cables from any installed Mini Cards (see Wireless Mini Cards).
   
   
5. Remove the two M2.5 x 8-mm screws from the bottom of the computer.
   
   

6. Remove the two M2.5 x 8-mm screws from the back of the computer.
   
   

7. Remove the hinge cover (see Removing the Hinge Cover).
   
   
8. Remove the keyboard (see Removing the Keyboard).
   
   
9. Loosen the captive grounding screw, then disconnect the display cable from the display cable connector on the system board.
   
   
10. Disconnect the camera/microphone cable from the camera/microphone cable connector on the system board.
    
    
11. Lift the display cable and antenna cables from beneath the tabs on the palm rest.
    
    

NOTICE: Ensure that the display cable and the antenna cables do not get caught beneath the plastic tabs on the palm rest.

12. Lift the display assembly out of the computer.
    
    

Replacing the Display Assembly

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Align the display hinges with the holes in the base of the computer, then lower the display into place.
   
   
3. Slide the antenna cables through the hole in the palm rest and the base of the computer.
   
   

NOTICE: Ensure that the display cable and antenna cables are properly routed and secured beneath the plastic tabs on the palm rest.

4. Route the display cable and antenna cables beneath the plastic tabs on the palm rest.
   
   
5. Connect the camera/microphone cable to the camera/microphone cable connector on the system board.
   
   
6. Connect the display cable to the display cable connector on the system board.
   
   
7. Replace and tighten the captive grounding screw.
   
   
8. Replace the keyboard (see Replacing the Keyboard).
   
   
9. Replace the hinge cover (see Replacing the Hinge Cover).
   
   
10. Replace the two M2.5 x 8-mm screws on the back of the computer.
    
    

11. Close the display and turn the computer over.
    
    
12. Replace the two M2.5 x 8-mm screws on the bottom of the computer.
    
    

13. Connect the Mini-Card antenna cables (see Wireless Mini Cards).
    
    
14. Replace the Mini Card compartment cover and tighten the screws.
    
    

Display Bezel

Removing the Display Bezel

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Remove the hinge cover (see Removing the Hinge Cover).
   
   
3. Remove the keyboard (see Removing the Keyboard).
   
   
4. Remove the display assembly (see Removing the Display Assembly).
   
   
5. Remove the four rubber display bumpers and two mylar screw covers from around the display bezel.
   
   
6. Remove the six M2.5 x 4.2-mm shoulder screws from around the display bezel.
   
   

NOTICE: Removal of the bezel from the display back cover requires extreme care to avoid damage to the bezel.

7. Starting at the top corner of the display panel, use your fingers to separate the bezel from the top cover, then lift the inside edges to separate the remainder of the bezel.
   
   

Replacing the Display Bezel

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Starting at any corner, use your fingers to gently snap the bezel into place to secure it to the display panel.
   
   
3. Replace the six M2.5 x 4.2-mm shoulder screws around the display bezel.
   
   
4. Replace the four rubber display bumpers and two mylar screw covers around the display bezel.
   
   
5. Replace the display assembly (see Replacing the Display Assembly).
   
   
6. Replace the keyboard (see Replacing the Keyboard).
   
   
7. Replace the hinge cover (see Replacing the Hinge Cover).
   
   

Display Panel

Removing the Display Panel

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Remove the hinge cover (see Removing the Hinge Cover).
   
   
3. Remove the keyboard (see Replacing the Keyboard).
   
   
4. Remove the display assembly (see Removing the Display Assembly).
   
   
5. Remove the display bezel (see Removing the Display Bezel).
   
   
6. Remove the eight M2 x 3-mm screws (four on each side of the display panel) from around the display panel.
   
   
7. Remove the two M2.5 x 5-mm screws from the bottom of the display panel.
   
   
8. Lift the top of the display panel, then rotate the camera/microphone connector latch upward to release the camera/microphone cable.
   
   
9. Lift the display panel out of the display cover.
   
   

10. Use the pull tab to disconnect the bottom flex-cable connector from the inverter connector.
    
    
11. Press inward on the metal clamps on both sides of the top flex-cable connector and gently pull to disconnect the top flex-cable connector from the display locking connector.
    
    

Replacing the Display Panel

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Connect the top flex-cable connector to the display connector.
   
   
3. Connect the bottom flex-cable connector to the inverter connector.
   
   
4. Align the screw holes on the display panel with the corresponding screw holes and guide pins on the top cover.
   
   
5. With the top of the display panel raised slightly, slide the camera/microphone cable into the camera/microphone connector, then rotate the camera/microphone connector latch downward to secure the cable.
   
   
6. Gently lower the display panel into place.
   
   
7. Replace the two M2.5 x 5-mm screws at the bottom of the display panel.
   
   
8. Replace the eight M2 x 3-mm screws (four on each side of the display panel) to secure the display panel to the display cover.
   
   
9. Replace the display bezel (see Replacing the Display Bezel).
   
   
10. Replace the display assembly (see Replacing the Display Assembly).
    
    
11. Replace the keyboard (see Replacing the Keyboard).
    
    
12. Replace the hinge cover (see Replacing the Hinge Cover).
    
    

Display Latch

Removing the Display Latch

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Remove the hinge cover (see Removing the Hinge Cover).
   
   
3. Remove the keyboard (see Removing the Keyboard).
   
   
4. Remove the display assembly (see Removing the Display Assembly).
   
   
5. Remove the display bezel (see Removing the Display Bezel).
   
   
6. Remove the two M2 x 3-mm screws that secure the inside edges of the wireless antenna covers to the display cover.
   
   
7. Remove the two M2 x 3-mm screws that secure the camera and microphone assembly to the display cover.
   
   
8. Slide the display latch to the right and lift each side to detach it from the guide slot on the display cover.
   
   
9. Using your fingers, gently separate the display latch cover from the display cover.
   
   

NOTICE: The display latch spring may be covered by a plastic sleeve. Neither the spring nor the plastic sleeve are secured to the latch assembly and can be easily misplaced. When removing the display latch, place the spring and plastic sleeve in a secure location.

10. Remove the display latch spring and set it aside.
    
    
11. Slide the display latch to the right, then carefully flex the left side and lift to detach the left side from the display latch cover. Slide the display latch to the left, then carefully flex the right side and lift to detach the right side from the cover.
    

    
    
    

Replacing the Display Latch

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Align the notches in the display latch with the tabs on the display latch cover.
   
   
2. Gently press one side of the display latch into the display latch cover until it snaps into place, then press the remaining side of the latch into place.
   
   

When properly installed, the display latch moves back and forth freely on the display latch cover.

3. Slide the latch spring into the plastic sleeve, if present, then connect the latch spring to the display latch and the display cover.
   
   

NOTICE: Ensure that the display latch does not get caught between the display latch cover and the display cover.

4. Gently press on the display latch cover until it snaps into place.
   
   
5. Slide the display latch to the right, and then press down on each side of the latch until it snaps into place.
   
   
6. Replace the two M2 x 3-mm screws that secure the camera and microphone assembly to the display cover.
   
   
7. Replace the two M2 x 3-mm screws that secure the inside edges of the wireless antenna covers to the display cover.
   
   
8. Replace the display bezel (see Replacing the Display Bezel).
   
   
9. Replace the display assembly (see Replacing the Display Assembly).
   
   
10. Replace the keyboard (see Replacing the Keyboard).
    
    
11. Replace the hinge cover (see Replacing the Hinge Cover).
    
    

Camera and Microphone Assembly

Removing the Camera and Microphone Assembly

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Remove the hinge cover (see Removing the Hinge Cover).
   
   
3. Remove the keyboard (see Removing the Keyboard).
   
   
4. Remove the display assembly (see Removing the Display Assembly).
   
   
5. Remove the display bezel (see Removing the Display Bezel).
   
   
6. Remove the display panel (see Removing the Display Panel).
   
   
7. Remove the two M2 x 3-mm screws that secure the camera and microphone assembly to the display cover.
   
   
8. Lift the camera and microphone assembly out of the display cover.
   
   

Replacing the Camera and Microphone Assembly

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1. Follow the instructions in Before You Begin.
   
   
2. Align the screw holes in the camera and microphone assembly with the screw holes in the display cover, then lower the assembly into place.
   
   
3. Replace the two M2 x 3-mm screws and secure the camera and microphone assembly to the display cover.
   
   
4. Replace the display panel (see Replacing the Display Panel).
   
   
5. Replace the display bezel (see Replacing the Display Bezel).
   
   
6. Replace the display assembly (see Replacing the Display Assembly).
   
   
7. Replace the keyboard (see Replacing the Keyboard).
   
   
8. Replace the hinge cover (see Replacing the Hinge Cover).
   
   

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