Removing The Air Baffle - Lenovo Converged HX Series Installation And Service Manual

If you are replacing the cover, make sure that you have the system service label kit on hand for use during the
replacement procedure.
Attention: You cannot insert the compute node into the ThinkServer n400 Enclosure Type 5495 chassis until
the cover is installed and closed. Do not attempt to override this protection.
Statement 21
CAUTION:
Hazardous energy is present when the compute node is connected to the power source. Always
replace the compute node cover before installing the compute node.
To install the system management board cover, complete the following steps:
Step 1. Carefully lay the ThinkServer n400 Enclosure Type 5495 on a flat, static-protective surface,
orienting the compute node with the bezel pointing toward you.
Step 2. Orient the system management board cover so that the posts on the inside of the cover slide into
the slots on the system.
Figure 25. System management board cover installation
Step 3. Slide the system management board cover inward to the closed position, until it clicks into place.
Step 4. Tighten the cover with the 3 M3 screws.
Step 5. Install the fan cage cover (see "Installing the fan cage cover" on page 87).

Removing the air baffle

Use this information to remove the air baffle from the server.
Read the safety information in "Safety" on page iii and "Installation guidelines" on page 79.
If you are replacing a server component or installing an optional device in the server, you need to take out the
node out from the rack enclosure, turn off the server and peripheral devices, and disconnect all external
cables.
To remove the air baffle, complete the following steps.
Step 1. Remove the compute node (see "Removing a compute node from a chassis" on page 81).
Step 2. Place your fingers under the front and back of the top of the air baffle; then, lift the air baffle out of
the server.
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Lenovo Converged HX3710, HX2710-E, HX3710-F Type 8689, Lenovo Converged HX Enclosure Type 5495 Installation and Service Guide