User Guide

User Guide
Display: Dell Latitude D531 Service Manual

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Display

Dell™ Latitude™ D531 Service Manual

  Display Assembly

  Display Bezel

  Display Panel

  Display Latch



Display Assembly

Removing the Display Assembly

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as the back panel on the computer.
  1. Follow the instructions in Before Working Inside Your Computer.

  2. Remove the two M2.5 x 5-mm screws (labeled "D") from the bottom of the computer.

  1. Remove the hinge cover (see Removing the Hinge Cover).

  2. Remove the keyboard (see Removing the Keyboard).

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

  1. Disconnect the display cable from the display cable connector on the system board.

  2. Disconnect the Mini-Card antenna cables (see Removing the Mini-Card).

NOTICE: Ensure that the display cable and the antenna cables do not get caught beneath the plastic tabs on the base of the computer.
  1. Lift the display out of the computer.

1

display assembly

2

antenna cables (3)

3

display cable pull tab

Replacing the Display Assembly

NOTICE: Ensure the antenna cables are not twisted and that they are lying flat in the antenna cable clip.
  1. Align the display hinges with the holes in the base of the computer, then lower the display into place.

  2. Replace the two M2.5 x 5-mm screws that secure the display on the back of the computer.

NOTICE: Using the plastic tabs on the base of the computer, ensure that cables are properly routed and secured.
  1. Connect the display cable to the system board.

  2. Connect the Mini-Card antenna cables (see Replacing the Mini-Card).

  3. Replace the keyboard (see Replacing the Keyboard).

  4. Replace the hinge cover (see Replacing the Hinge Cover).

  5. Close the display.

  6. Replace the two M2.5 x 5-mm screws (labeled "D") that secure the display on the bottom of the computer.


Display Bezel

Removing the Display Bezel

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as the back panel on the computer.
  1. Follow the instructions in Before Working Inside Your Computer.

  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 six rubber display bumpers and two mylar screw covers from around the display bezel.

  6. Remove the eight M2.5 x 4.2 x 5-mm shoulder screws from around the display bezel.

1

mylar screw covers (2)

2

rubber display bumpers (6)

3

M2.5 x 4.2 x 5-mm screws (8)

4

display bezel

 

 

 

 

NOTICE: Removal of the bezel from the display back cover requires extreme care to avoid damage to the bezel.
  1. Starting at the edges of the bottom 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 from the top cover.

Replacing the Display Bezel

  1. Starting at any corner, use your fingers to gently snap the bezel into place to secure it to the display panel.

  2. Replace the eight M2.5 x 4.2 x 5-mm shoulder screws around the display bezel.

  3. Replace the six rubber display bumpers and two mylar screw covers around the display bezel.

  4. Replace the display assembly (see Replacing the Display Assembly).

  5. Replace the keyboard (see Replacing the Keyboard).

  6. 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.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as the back panel on the computer.
  1. Follow the instructions in Before Working Inside Your Computer.

  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 eight M2.5 x 5-mm screws (four on each side of the display panel) that secure the display panel to the display cover in sequential order.

  7. Lift the display panel out of the display cover.

1

M2.5 x 5-mm screws (8)

2

display panel assembly

3

display cover

  1. Remove the four M2 x 3-mm screws (two on each side of the display panel) that secure the brackets to the display panel.

1

display panel

2

bracket (2)

3

M2 x 3-mm screws (4)

  1. Use the pull tab to disconnect the bottom flex-cable connector from the inverter connector.

  2. 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.

1

top flex-cable connector

2

flex-cable release levers (2)

3

back of display panel

4

inverter board

5

bottom flex-cable connector

6

pull tab on bottom flex-cable connector

Replacing the Display Panel

  1. Connect the top flex-cable connector to the display connector.

  2. Connect the bottom flex-cable connector to the inverter connector.

  3. Align the screwholes and guide pins on the brackets with the corresponding holes on the display panel, then replace the four M2 x 3-mm screws (two on each side of the display panel) to secure the brackets to the display panel.

  4. Gently place the display panel inside the display cover.

  5. Replace the eight M2.5 x 5-mm screws (four on each side of the display panel) in sequential order to secure the display panel to the display cover.

  6. Replace the display bezel (see Replacing the Display Bezel).

  7. Replace the display assembly (see Replacing the Display Assembly).

  8. Replace the keyboard (see Replacing the Keyboard).

  9. 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.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as the back panel on the computer.
  1. Follow the instructions in Before Working Inside Your Computer.

  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 four M2 x 3-mm screws that secure the wireless antenna cover to the display cover.

1

M2 x 3-mm screws (4)

2

display cover

3

wireless antenna cover

  1. Using your fingers, gently separate the latch cover from the display cover and set it aside.

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.
  1. Remove the display latch spring and set it aside.

  2. Slide the display latch to the right and remove it from the display cover.

1

display latch

2

display cover

 

 

Replacing the Display Latch

  1. Align the latch with the slots on the display cover and slide it into place.

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

  3. Replace the wireless antenna cover, then replace the four M2 x 3-mm screws to secure the antenna cover to the display cover.

  4. Replace the display bezel (see Replacing 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).


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