Manuals

Manuals
Memory: Dell Latitude D620  Service Manual

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Memory

Dell™ Latitude™ D620  Service Manual

  DIMM A

  DIMM B


CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: If your computer has only one memory module, install the memory module in the connector labeled "DIMMA."
NOTICE: If you remove your original memory modules from the computer during a memory upgrade, keep them separate from any new modules that you may have, even if you purchased the new modules from Dell. If possible, do not pair an original memory module with a new memory module. Otherwise, your computer may not function at optimal performance.
NOTE: Memory modules purchased from Dell are covered under your computer warranty.

Your computer has two user-accessible SODIMM sockets, one accessed from beneath the keyboard (DIMM A), and the other accessed from the bottom of the computer (DIMM B).


DIMM A

  1. Follow the procedures in Before You Begin.

  2. Remove the hinge cover (see Hinge Cover).

  3. Remove the keyboard (see Keyboard).

1

memory module (DIMM A)

2

securing clips (2)

NOTICE: To prevent damage to the memory module connector, do not use tools to spread the memory-module securing clips.
  1. If you are replacing a memory module, ground yourself and remove the existing module:

    1. Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the module pops up.

    1. Remove the module from the connector.

1

securing clips (2 per connector)

2

memory module

  1. Ground yourself and install the new memory module:

NOTE: If the memory module is not installed properly, the computer may not boot properly. No error message indicates this failure.
    1. Align the notch in the module connector with the tab in the connector slot.

    1. Slide the module firmly into the slot at a 45-degree angle, and rotate the module down until it clicks into place. If you do not feel the click, remove the module and reinstall it.


DIMM B

NOTICE: If you need to install memory modules in two connectors, install a memory module in the connector labeled "DIMMA" before you install a module in the connector labeled "DIMMB." Insert memory modules at a 45-degree angle to avoid damaging the connector.
  1. Follow the procedures in Before You Begin.

  2. Turn the computer bottom-side up, loosen the captive screw in the memory module cover, and then remove the cover.

1

memory module cover

2

captive screw

NOTICE: To prevent damage to the memory module connector, do not use tools to spread the memory-module securing clips.
  1. If you are replacing a memory module, ground yourself and remove the existing module:

    1. Use your fingertips to carefully spread apart the securing clips on each end of the memory module connector until the module pops up.

    1. Remove the module from the connector.

1

securing clips (2 per connector)

2

memory module

NOTICE: Insert memory modules at a 45-degree angle to avoid damaging the connector.
  1. Ground yourself and install the new memory module:

NOTE: If the memory module is not installed properly, the computer may not boot properly. No error message indicates this failure.
    1. Align the notch in the module edge connector with the tab in the connector slot.

    1. Slide the module firmly into the slot at a 45-degree angle, and rotate the module down until it clicks into place. If you do not feel the click, remove the module and reinstall it.

  1. Replace the memory module cover.

NOTICE: If the cover is difficult to close, remove the module and reinstall it. Forcing the cover to close may damage your computer.
  1. Insert the battery into the battery bay, or connect the AC adapter to your computer and an electrical outlet.

  2. Turn on the computer.

As the computer boots, it detects the additional memory and automatically updates the system configuration information.

To confirm the amount of memory installed in the computer, click Start® Help and Support® Use Tools to view your computer information and diagnose problems® My Computer Information.


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