Lenovo 5039 Personal Computer User Manual


 
11. Connect one end of the signal cable to the rear of the new optical drive and the other end to an available
SATA connector on the system board. See “Locating parts on the system board” on page 11. Then,
locate an available ve-wire power connector and connect it to the rear of the new optical drive.
Figure 30. Connecting a SATA optical drive
What to do next:
To work with another piece of hardware, go to the appropriate section.
To complete the installation or replacement, go to “Completing the parts replacement” on page 60.
Replacing the heat sink and fan assembly
Attention: Do not open your computer or attempt any repair before reading and understanding the “Important
safety information” on page v
.
This section provides instructions on how to replace the heat sink and fan assembly.
CAUTION:
The heat sink and fan assembly might be very hot. Turn off the computer and wait three to ve
minutes to let the computer cool before removing the computer cover.
To replace the heat sink and fan assembly, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See “Removing the computer cover” on page 32.
46 ThinkCentre User Guide