HP LaserJet Pro 400 color MFP M475 - Install memory DIMMs

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Install memory DIMMs

This product comes with 192-megabyte (MB) random-access memory installed. You can install an
additional 256-megabyte of memory for the product by adding a dual inline memory module (DIMM).
You can also install a font DIMM to allow the product to print characters (for example, Chinese
language or the Cyrillic alphabet characters).

CAUTION:

Static electricity can damage electronic parts. When handling electronic parts, either

wear an antistatic wrist strap, or frequently touch the surface of the antistatic package and then touch
bare metal on the product.

Install memory DIMMs

1.

Turn the product off, and then disconnect all power and interface cables.

2.

On the right side of the product, open the DIMM access door.

3.

Remove the DIMM access door.

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4.

To replace a DIMM that is currently installed, spread the latches apart on each side of the DIMM
slot, lift the DIMM up at an angle, and pull it out.

CAUTION:

Static electricity can damage electronic parts. When handling electronic parts,

either wear an antistatic wrist strap, or frequently touch the surface of the antistatic package and
then touch bare metal on the product.

5.

Remove the new DIMM from the antistatic package, and then locate the alignment notch on the
bottom edge of the DIMM.

6.

Holding the DIMM by the edges, align the notch on the DIMM with the bar in the DIMM slot at an
angle.

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Install memory DIMMs

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7.

Push down on the DIMM until both latches engage the DIMM. When the installation is correct,
the metal contacts are not visible.

NOTE:

If you have difficulty inserting the DIMM, make sure that the notch on the bottom of the

DIMM is aligned with the bar in the slot. If the DIMM still does not go in, make sure that you are
using the correct DIMM type.

8.

Reinsert the DIMM access door.

9.

Close the DIMM access door.

10.

Reconnect the power cable and USB or network cable, and then turn on the product.

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