Dell Latitude D400 Service Manual page 23

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Memory
Installing a Memory Module Under the Memory Module/Modem Cover
Installing a Memory Module Under the Keyboard
CAUTION: Before performing the following procedures, read the safety instructions in your System 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 "Preparing to Work Inside the
2. Continue to the appropriate section:
"Installing a Memory Module Under the Memory Module/Modem
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"Installing a Memory Module Under the
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Installing a Memory Module Under the Memory Module/Modem Cover
1. Turn the computer over, loosen the captive screws on the memory module/modem cover, and then remove the cover.
1 captive screws (2)
2 memory module/modem cover P0777
NOTICE: To prevent damage to the memory module connector, do not use tools to spread the memory-module securing clips.
2. If you are replacing a memory module, remove the existing module:
a. Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the module pops up.
b. Remove the module from the connector.
Computer" to remove the battery and prepare the computer for work.
Keyboard"
Cover"