Dell Inspiron 4000 Parts Manual

Removing and Replacing Parts121
Removing the Memory Module Cover
 NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries.
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the memory module cover:
 HINT: The screw labeled 
with the “circle K” in the...

122Removing and Replacing Parts
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Removing the Memory Modules
 NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries.
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the memory module cover.
 NOTICE: Handle memory modules...

Removing and Replacing Parts123
 HINT: Memory modules 
are keyed, or designed to 
fit into their connectors, 
in only one direction. 2Align the memory module’s edge connector with the slot in the center 
of the memory module connector. With the module at a 45-degree 
angle, press the memory module’s edge connector firmly into the 
memory module connector.
3Pivot the memory module down until it clicks into place. If you do not 
hear a click, remove the memory module and reinstall it.
4Insert the tabs on...

124Removing and Replacing Parts
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 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the memory module cover.
2To release a Mini PCI card subassembly from its connector, spread 
apart the inner tabs of the connector just far enough for the Mini PCI 
card assembly to disengage from the...

Removing and Replacing Parts125
Removing the Keyboard Assembly
 NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries.
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the hard drive assembly.
2Turn the computer bottom-side up, and remove the five screws...

126Removing and Replacing Parts
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8Disconnect the keyboard flex cable from the interface connector on the 
system board assembly by pulling up on the connector.
9Remove the keyboard assembly from the bottom case assembly.
Replacing the Keyboard Assembly
1Place the keyboard on the palm rest at the front of the computer with 
the keys facing down and the connector toward the back of the 
computer.
2Connect the keyboard flex cable to the interface connector on the 
system board...

Removing and Replacing Parts127
Removing the Display Assembly
 HINT: Always remove 
and replace the LCD panel 
as a complete assembly.  NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries.
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the hard drive...

128Removing and Replacing Parts
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bLift the center control cover up and away from the bottom case 
assembly.
3Close the display. From the back of the computer, remove the five 
screws labeled with the “circle D.” There are two screws on the right 
hinge and three screws on the left hinge.
4Open the display assembly approximately 90 degrees, and support the 
display assembly so that it does not open past this position.
5Remove the two M2 x 3-mm screws that secure the EMI...

Removing and Replacing Parts129
Removing the 14.1-Inch Display Assembly Bezel
 NOTICE: Disconnect the computer and any attached devices from electrical 
outlets, and remove any installed batteries.
LCD panel
display assembly top cover display-feed flex cable M2.5 x 5-mm screws (4)rubber screw covers (4)display assembly bezel
M2 x 4-mm 
screws (4) 

130Removing and Replacing Parts
www.dell.com | support.dell.com
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by touching an unpainted metal surface on the computer.
 NOTICE: Rea d “Preparing to Work Inside the Computer” before performing 
the following procedure.
1
Remove the hard drive assembly.
2Remove the display assembly.
3Use the scribe to pry the four rubber screw covers out of the screw 
holes located at the four corners of the bezel on the front of the display...