Lenovo System x3500 M4 Installation And Service Manual page 296

Step 8. Rotate the power supply air baffle up.
Figure 200. Rotate the air baffle up
Step 9. Push the power paddle card cage assembly into the server till it clicks into place.
Figure 201. Power paddle card installation
Step 10. Reconnect the internal power cables to the power paddle card cage assembly.
Step 11. Reinstall the fan cage assembly (see "Installing the fan cage assembly" on page 274).
Step 12. Reinstall the power supplies (see "Installing a hot-swap power supply" on page 255).
Step 13. Reinstall the air baffle (see "Installing the air baffle" on page 190).
Step 14. Install and lock the left-side cover (see "Installing the left-side cover" on page 185).
Step 15. Stand the server back up in its vertical position.
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System x3500 M4 Installation and Service Guide
Power supply air baffle