NOTICE: To avoid damaging the system board, you must remove the main battery before you service the computer.
NOTICE: The processor is not replaceable. Do not attempt to remove the thermal cooling solution.
1.Remove the keyboard bezel.
2.Remove the display assembly.
3.Remove the keyboard.
4.Remove the palmrest assembly.
5.Use a
6.Use a small
NOTICE: To ensure maximum cooling for the microprocessor, do not touch the glue side of the thermal conductive tape. The oils in your skin reduce the heat transfer capability on the glue side of the tape.
7.Peel up the EMI adhesive sponge that connects the audio EMI shield to the thermal cooling solution (see Figure 22).
You only need to peel up the part of the sponge that lays on the thermal cooling solution. The end of the sponge that lays on the audio EMI shield can remain.
NOTICE: The audio EMI shield is attached to the USB connector housing with
8.Using a small
Place the edge of the screwdriver between the audio EMI shield and the USB connector housing, and slowly pry the two apart.
9.Remove the two M2 x
10.Remove the audio I/O cover.
11.Remove the six M2 x
White arrows on the system board assembly point to the M2 x
12.Remove the M2 x
30 Dell Latitude L400 Service Manual