3.2 Replacing motherboard components
30
Chapter 3: Replacing pre-installed components
3.2.2 Replacing the motherboard
Follow these instructions to remove the motherboard from
your TX46.
NOTE
: Before proceeding, you must remove all cable con-
nections to the motherboard. See section 3.2.1
Disconnect-
ing all motherboard cables
.
1. Remove the rear chassis cover. See 2.2.1
Removing the
chassis cover
2. Remove the heat sinks and processors if installed. See
2.2.2
Installing CPUs
.
3. Remove the nine screws that secure the motherboard to
the chassis.
4. Carefully lift the motherboard from the chassis.
NOTE
: The motherboard is too large to lift straight out. Lift the
front edge of the motherboard up to an angle of about 45°.
Then slide the motherboard out, front end first.
