Lenovo 5457 Installation And Service Manual page 291

Figure 203. Thermal solution fan kit installation for 5U server model with hot-swap power supplies
a. Position the fan so that the grommets protrude through the holes in the chassis; then, use needle-
nosed pliers to pull the grommets through the holes from outside the chassis.
b. Connect the fan cable into the system board (see
3. Stand the server back up in its vertical position.
4. Install and lock the side cover (see
5. Reconnect the external cables and power cords; then, turn on the attached devices and turn on the
server.
Removing the operating temperature enhancement kit
Use this information to remove the operating temperature enhancement kit
To remove the operating temperature enhancement kit on the 4U server model with non-hot-swap power
supplies, complete the following steps. For 5U server models with hot-swap power supplies, please see the
next sub-section.
1. Read the safety information in
2. Turn off the server and all attached devices; then, disconnect all power cords and external cables.
3. Remove the bezel (see
4. Carefully turn the server on its side so that it is lying flat, with the cover facing up.
Attention: Do not allow the server to fall over.
5. Remove the side cover (see
6. Disconnect the thermal sensor connector from the system board and open the cable clips.
"Replacing the side cover" on page
"Safety" on page v
"Removing the bezel" on page
"Removing the side cover" on page
Outside
"System-board internal connectors" on page
175).
and "Installation guidelines" on page
180).
173).
.
Chapter 6 Removing and replacing components
27).
31.
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