Power Connectors On The System Board; Removing The Power Supply - Lenovo ThinkCentre 6137 Replacement Manual

Figure 16. Power connectors on the system board
Figure 17. Removing the power supply
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ThinkCentre Hardware Installation and Replacement Guide
5. Disconnect the power supply cables from the power connectors 1 and 2
and from all drives.
Note: You might need to remove the hard disk drive to gain easy access to
the power connector 2 . See "Replacing a hard disk drive" on page 25.
6. Remove the power supply cables from the cable clips and ties.
7. Slide the power supply away from the chassis and remove it from the
computer.
8. Install the new power supply into the chassis so that the screw holes in the
power supply align with those in the chassis.