HP LaserJet Pro 400 color Printer M451 series User Manual
Page 147
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6.
Holding the DIMM by the edges, align the notch on the DIMM with the bar in the DIMM slot at an
angle.
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.
ENWW
Install memory DIMMs
129
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