Lenovo 7706, 7721, 7715, 7774, 7719, 7749, 7799, 7773, 7705, 7717 Power connectors on the system board

5.Disconnect the power supply assembly cables from all drives and from the power connectors
1 and
2.

Note: You might need to remove the hard disk drive to gain easy access to the power connector
1. See “Replacing the hard disk drive” on page 136.

Figure 57. Power connectors on the system board

6.Remove the power supply assembly cables from the cable clips and ties.

7.Slide the power supply assembly away from the chassis and remove it from the computer.

Figure 58. Removing the power supply assembly

Chapter 9. Replacing FRUs - 607 computers 141