Cisco UCS C250, Инструкция по установке и обслуживанию

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Cisco UCS C250 Server Installation and Service Guide
OL-20888-02
Chapter 3 Maintaining the Server
Installing or Replacing Components
Figure 3-15 Removing and Replacing a Motherboard CMOS Battery
Note The flat, positive side of the battery marked with “+” must face the outer chassis wall as shown.
Replacing a PCIe Riser Card Assembly
The qualified and supported part numbers for this component are subject to change over time. For the most
up-to-date list of replaceable components, see the following URL and then scroll to
Technical Specifications :
http://www.cisco.com/en/US/products/ps10493/products_data_sheets_list.html
To replace a PCIe riser card assembly, follow these steps:
Step 1
Remove a PCIe riser card assembly:
a.
Power off the server as described in the “Shutting Down and Powering Off the Server” section on
page 3-9 .
b. Disconnect all power cords from the power supplies.
c.
Slide the server out the front of the rack far enough so that you can remove the top cover. You might
have to detach cables from the rear panel to provide clearance.
Caution
If you cannot safely view and access the component, remove the server from the rack.
d. Remove the top cover as described in the “Removing and Replacing the Server Top Cover” section
on page 3-10 .
1
Motherboard CMOS battery socket
(po side toward chassis wall)
2
Battery retaining clip
1
195985
2