Lenovo System x3630 M4 Installation And Service Manual page 305

Step 9. After removing the safety cover, you can see the upper power supply card and lower power-supply
paddle card.
Step 10. Make note of where the cables between the upper power supply card and lower power-supply
card are connected; then, disconnect them.
Step 11. Make note of which cables are attached to the lower power-supply paddle card then, disconnect
them.
Step 12. Make note of where the cables between the lower power supply card and system board are
connected; then, disconnect them from the system board.
Attention: When disconnecting the power cable connector from the system board, do not grab
the wires. Please grab the middle connector to vertically remove the power cable connector
from the system board.
Safety cover
Upper power supply
paddle card
Lower power supply
paddle card
.
Chapter 6 Removing and replacing components
291