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Reassembly Notes
∙For an OmniBook 4100 or 4150†, before installing the CPU module, assemble it into the bottom plate. For a
Caution
Install or replace CPU module thermal pads that are missing or damaged. Do not reuse a notched CPU pad on a new CPU module. See the figure following this caution.
∙OmniBook 4150B: Align the
∙OmniBook 4150†: Carefully remove the CPU
a.Align the
b.Place your fingers on top of the CPU assembly above the front and back ends of the connector (#2 and #1). Do not push at other locations.
c.Press firmly at the back end (#1) while holding down the
d.Then press down the front down (#2) while holding the back.
e.Press firmly until the CPU assembly seats in the
Hold both edges. Push down one edge at a time.
Figure
∙OmniBook 4100: Keep the CPU assembly flat while installing it. Press it down above the connectors at the right end. Otherwise, you could damage the connectors.
Before installing the screws, make sure the CPU assembly is fully seated so the bottom plate is touching the motherboard. Otherwise, you could strip the screws.
Install the two screws in diagonally opposite corners of the top plate.
∙For an OmniBook 4150† with a
∙If you removed conductive tape grounding straps from the CPU top plate, install them again.
HP OmniBook 4100/4150 |