Dell Inspiron 13z (N311z, Mid 2011) - Manual (Page 56)

56 Thermal Fan
Replacing the Thermal Fan
1 Follow the instructions in "Before You Begin" on page 9.
2 Place the thermal fan on the computer base.
3 Replace the two screws that secure the thermal fan to the computer base.
4 Connect the thermal-fan cable to the connector on the I/O board.
5 Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly"
on page 32.
6 Replace the keyboard. See "Replacing the Keyboard" on page 27.
1 system board 2 thermal fan
3 screws (2) 4 system board connector
1
3
4
2