Dell M4400 Service Manual - Page 21

Removing an LED Display Panel - display bezel

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1 M2.5 x 5-mm screw (4) 2 display panel 3 display cover 4 inverter backlight cable 6. Lift the display panel out of the display cover and lay the display panel flat on your workspace. Use extreme care when handling the display near the hinges and cables on the display cover to prevent damage to the display. 7. Disconnect the display cable by first squeezing the release tabs together, then separating the cable from of the connector. 1 back of display panel 2 display panel cable connector 8. Remove the four M2 x 3-mm screws from both the right and the left display panel brackets. Removing an LED Display Panel CAUTION: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance. 1. Follow the instructions in Before Working on Your Computer. 2. Remove the display assembly (see Removing the Display Assembly). 3. Remove the display bezel (see Removing the Display Bezel). 4. Remove the four M2.5 x 5-mm screws that anchor the display panel.

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6.
Lift the display panel out of the display cover and lay the display panel flat on your workspace. Use extreme care when handling the display near the
hinges and cables on the display cover to prevent damage to the display.
7.
Disconnect the display cable by first squeezing the release tabs together, then separating the cable from of the connector.
8.
Remove the four M2 x 3-mm screws from both the right and the left display panel brackets.
Removing an LED Display Panel
1.
Follow the instructions in
Before Working on Your Computer
.
2.
Remove the display assembly (see
Removing the Display Assembly
).
3.
Remove the display bezel (see
Removing the Display Bezel
).
4.
Remove the four M2.5 x 5-mm screws that anchor the display panel.
1
M2.5 x 5-mm screw (4)
2
display panel
3
display cover
4
inverter backlight cable
1
back of display panel
2
display panel cable connector
CAUTION:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.