9 processor module, 1 removing the processor module, 2 replacing the processor module – Dell Latitude E6420 XFR (Early 2011) User Manual
Page 22: Processor module, Emoving the, Rocessor, Odule, Eplacing the
Dell
™
Latitude™ E6420 XFR Service Manual
Page 22
9 Processor Module
9.1 Removing the Processor Module
CAUTION:
Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
1. Follow the instructions in Before Working on Your Computer.
2. Remove the bottom access panel, fan assembly and processor heatsink assembly (see Removing the
NOTICE:
To avoid damage to the processor module, hold the screwdriver so that it is
perpendicular to the processor when turning the cam screw.
3. To loosen the ZIF socket, use a small, flat-blade screwdriver and rotate the ZIF-socket cam screw
counterclockwise until it comes to the cam stop.
1 ZIF socket 2 ZIF-socket cam screw
NOTICE:
To ensure maximum cooling for the processor module, do not touch the heat transfer
areas on the processor heatsink assembly. The oils in your skin can reduce the heat transfer
capability of the thermal pads.
NOTICE:
When removing the processor, pull the processor straight up. Be careful not to bend
the pins on the processor module.
4. Lift the processor module from the ZIF socket.
9.2 Replacing the Processor Module
CAUTION:
Before you begin any of the procedures in this section, follow the safety
instructions that shipped with your computer.
NOTICE:
Do not touch the processor die. Press and hold the processor module down on the
substrate on which the die is mounted while turning the cam screw to prevent intermittent
contact between the cam screw and processor.
NOTICE:
Ensure that the cam lock is in the fully open position before seating the processor
module. Seating the processor module properly in the ZIF socket does not require force. A
processor module that is not properly seated can result in an intermittent connection or
permanent damage to the microprocessor and ZIF socket.
NOTE:
If a new processor is installed, you will receive a new thermal grease kit along with a tech
sheet to illustrate proper installation.