Dell Studio XPS 1645 (Late 2009) - Manual (Page 30)

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Memory
Dell™ Studio XPS™ 1640 Service Manual
Removing the Memory Module(s)
Replacing the Memory Module(s)
You can increase your computer memory by installing memory modules on the system board. See "Specifications" in your Setup Guide for information on the
memory supported by your computer. Install only memory modules that are intended for your computer.
Your computer has two user-accessible SODIMM sockets that can be accessed from the bottom of the computer. The DIMM B memory module is located directly
above the DIMM A memory module located on the bottom of the computer.
Removing the Memory Module(s)
1. Follow the instructions in Before You Begin .
2. Remove the base cover (see Removing the Base Cover ).
3. Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the module pops up.
4. Remove the module from the connector.
Replacing the Memory Module(s)
1. Align the notch in the module edge connector with the tab in the connector slot.
2. Slide the module firmly into the slot at a 45-degree angle, and press the module down until it clicks into place. If you do not feel the click, remove the
module and reinstall it.
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 at www.dell.com/regulatory_compliance.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such
as a connector on the back of the computer).
NOTICE: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not
covered by your warranty.
NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside Your Computer ) before working inside the
computer.
NOTE: Memory modules purchased from Dell are covered under your computer warranty.
NOTICE: If you need to install memory modules in two connectors, install a memory module in the DIMM A connector before you install a module in the
DIMM B connector.
NOTICE: To prevent damage to the memory module connector, do not use tools to spread the memory module securing clips.
1 memory module connector 2 securing clips (2)
3 memory module
NOTE: If the memory module is not installed properly, the computer may not boot.