Advantech user manual Installing the Fan and Heat Sink, Removing CPU, AIMB-250 Series

AIMB-250 Series

2.2.1.2 Installing the Fan and Heat Sink

•Insert the copper studs to the screw holes around the CPU socket from the top through the rear side of the board with screw nuts fastened.

Screw hole Copper Stud Screw nut

(Rear side)

•Match and place the CPU fan and heat sink assembly on the top of the CPU and copper studs. Tighten the screws into the copper studs through washers and the screw holes around the heat sink.

•Place the CPU Fan Connector.

CPU Fan & heat
sink assembly
Washers	CPU fan
Screws
	connector

Note: Make sure the CPU fan and heat sink assembly and the CPU top surface are in total contact to avoid CPU overheating problem that would cause the system to hang or unstable

2.2.1.3Removing CPU

•Disconnect the CPU fan connector.

•Remove the CPU fan and heat sink assembly first.

•Unfasten the copper studs from the board.

•Unlock the Pentium M processor.

•Carefully lift up the existing CPU to remove it from the socket.

•Follow the steps of installing a CPU to change to another one.

28 AIMB-250 Series User’s Manual