Lenovo 5106 Maintenance Manual page 110

3. Replace the power supply assembly cage over the power supply assembly so that the screw holes in
the power supply assembly cage align with the mounting studs in the power supply assembly.
4. Install and tighten the four screws that attach the power supply assembly cage to the power supply
assembly.
5. Route the power supply assembly cable and make sure the screw holes in the cable connector align
with those in the cable connector cage.
6. Install and tighten the five screws
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ThinkCentre Hardware Maintenance Manual
1 that secure the power connector bracket to the main bracket.