Dell Inspiron 2500 Parts Manual

							Removing and Replacing Parts83
Removing the Memory Module Cover
 NOTICE: To avoid damaging the system board, you must remove the battery 
before you service the computer.
 NOTICE: Handle memory modules with care. Don’t touch the components on 
a module. Hold a module by its edges.
1
Follow the instructions in Preparing to Work Inside the Computer.”
2Remove the screw.
3Disengage the metal tabs at the opposite end of the cover.
20-mm screw
memory module cover
metal tabs 
						

							84Removing and Replacing Parts
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Removing Memory Modules
1Remove the memory module cover.
2To release a memory module from its connector, spread apart the tabs 
at each side of the module until the module pops up slightly.
3Lift the memory module out of its connector.
Replacing Memory Modules
 HINT: Memory modules 
are keyed, or designed to 
fit into their connectors, 
in only one direction.1If you only have one memory module, install it in the connector 
labeled DIMM A. If you have two memory modules, install the 
second module in the connector labeled DIMM B.
2Insert the memory module’s edge connector with the slot at a 45-
degree angle, and press the memory module firmly into the slot.
3Pivot the memory module down until it clicks into place. If you do not 
hear a click, remove the module and reinstall it.
4Insert the metal tabs on the memory module cover into the bottom 
case assembly. Rotate the cover down and replace the screw.
memory module 
connectors (2)
tabs (2 per 
connector)
DIMM A DIMM B 
						

							Removing and Replacing Parts85
Mini PCI Card Assembly
 NOTICE: Disconnect the computer and attached devices from electrical 
outlets and remove any installed battery.
 NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by periodically touching an unpainted metal surface on the computer.
You must remove the optional Mini PCI card assembly before the system 
board assembly can be removed. A Mini PCI card assembly may consist of a 
modem or a modem and network adapter combination. A modem or 
modem and network adapter combination must be connected to the wiring 
harness as appropriate.
Removing the Mini PCI Card Assembly
1Follow the instructions in “Preparing to Work Inside the Computer.”
2Remove the 20-mm screw and lift out the Mini PCI card cover.
3To release the Mini PCI card assembly, spread the metal securing tabs 
until the assembly pops up slightly.
4Disconnect the assembly from the wiring harness.
20-mm screw
Mini PCI card cover 
						

							86Removing and Replacing Parts
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5Lift out the assembly and disconnect any attached cables.
Replacing the Mini PCI Card Assembly
1Align the Mini PCI card assembly with the socket at a 45-degree angle, 
and press the Mini PCI card into the socket.
2Connect the wiring harness to the Mini PCI card assembly. 
 NOTICE: The connectors are keyed for correct insertion; do not force the 
connections. 
  NOTICE: If you are installing a modem card, fold and tuck the unused wiring 
harness under the card so that it does not interfere with the cover.
3
Pivot the Mini PCI card assembly down until it clicks into place.
4Replace the Mini PCI card assembly cover.
Keyboard Assembly
  NOTICE: Disconnect the computer and attached devices from electrical 
outlets and remove any installed battery.
wiring 
harness 
						

							Removing and Replacing Parts87
  NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by periodically touching an unpainted metal surface on the computer.
Removing the Keyboard Assembly
1Follow the instructions in “Preparing to Work Inside the Computer.”
2Turn the computer over and remove the four screws labeled with a 
“circle K.”
3Turn the computer over and open the display.
 NOTICE: Be careful when handling the keyboard. The keycaps are fragile, 
easily dislodged, and time-consuming to replace.
4
Insert a pry stick under the blank key to pry up the keyboard.
20-mm screws (4) 
						

							88Removing and Replacing Parts
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5Lift the right end of the keyboard, and slide it slightly to the right to 
disengage the tabs at the left end.
6Pivot the keyboard and balance it upright on the left side of the 
computer.
keyboard 
						

							Removing and Replacing Parts89
7Disconnect the keyboard cable and lay the keyboard assembly aside.
Replacing the Keyboard Assembly
 HINT: The cable 
connector the cable 
connector on the system 
board is outlined in white 
to help you orient.  1While bracing the keyboard assembly upright on its left end, connect 
the keyboard cable to the interface connector on the system board.
 NOTICE: Position the keyboard flex cable so that it is not pinched when you 
replace the keyboard in the bottom case assembly.
2
Insert the metal tabs at the left end of the keyboard under the edge of 
the bottom case assembly, and fit the keyboard into place.
3Check that the keyboard is correctly installed. The keys should be flush 
with the left and right surfaces of the palm rest.
4Reinstall the four screws in the holes labeled “K.”
keyboard cable 
						

							90Removing and Replacing Parts
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Display and Bezel Assembly
  NOTICE: Disconnect the computer and attached devices from electrical 
outlets and remove any installed battery.
  NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or 
by periodically touching an unpainted metal surface on the computer.
6-mm screws (3) hinge cover
display
bottom case assembly
flex cable 
						

							Removing and Replacing Parts91
Removing the Hinge Cover
1Follow the instructions in “Preparing to Work Inside the Computer.”
2Use a nonmarring tool to loosen the hinge cover at the back and at 
each side of the computer.
3Open the display and lift off the hinge cover.
hinge cover 
						

							92Removing and Replacing Parts
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Removing the Display Assembly
1Remove the hinge cover.
2Remove the 6-mm screw that secures the flex cable to the strain relief, 
and then use the pull loop to remove the flex cable from the system 
board.
6-mm screws (2)