Lenovo 0870A6U, User Manual

Page: 61 / 100

7. Remove the four screws
1
that secure the power supply and then remove
the two screws
2
that secure the power cord connector bracket. Note the
routing of the power cord connector cable
3
. Lift the power supply up to
remove it from the computer main bracket.
8.
Remove the two screws
4
(as shown in Figure 37) that secure the power
cord connector and then remove the power cord connector from the power
cord connector bracket.
9. Install the two screws to secure the new power cord connector to the power
cord connector bracket.
10. Position the new power supply in the computer and align the four screw
holes in the new power supply with those in the computer main bracket.
Install the four screws to secure the new power supply.
11. Route the new power cord connector cable and then position the power cord
connector bracket on the bottom of the computer main bracket.
12. Align the two screw holes in the power cord connector bracket with those in
the computer main bracket and install the two screws to secure the power
cord connector bracket.
13.
Connect the new power supply cable to the power supply connector on the
system board. See “System board part and connector locations” on page 13.
14. Reinstall the hard disk drive. See “Replacing the hard disk drive” on page 26.
15. Reinstall the rear I/O assembly cover. See “Removing or reinstalling the rear
I/O assembly cover” on page 20.
What to do next:
v To work with another piece of hardware, go to the appropriate section.
v
To complete the installation or replacement, go to “Completing the parts
replacement” on page 55.
Figure 37. Removing the power supply
Chapter 2. Installing or replacing hardware
53