Chapter 1. Introduction
The ThinkSystem™ SR645 server is a 2-socket 1U server that features the new AMD
® 
EPYC
TM 
7002 family 
of processors. The server offers a broad selection of drive and slot configurations and offers high 
performance and expansion for various IT workloads. Combining performance and flexibility, the server is a 
great choice for enterprises of all sizes.
Performance, ease of use, reliability, and expansion capabilities were key considerations in the design of the 
server. These design features make it possible for you to customize the system hardware to meet your needs 
today and provide flexible expansion capabilities for the future.
The server comes with a limited warranty. For details about the warranty, see: 
https://support.lenovo.com/us/en/solutions/ht503310
For details about your specific warranty, see: 
http://datacentersupport.lenovo.com/warrantylookup
Identifying your server
When you contact Lenovo for help, the machine type and serial number information helps support 
technicians to identify your server and provide faster service.
The machine type and serial number are on the ID label on the right rack latch in the front of the server.
Figure 1. Location of the ID label
XClarity Controller network access label
The XClarity
® 
Controller network access label is attached on the top side of the pull-out information tab as 
shown. After you get the server, peel the XClarity Controller network access label away and store it in a safe 
place for future use.  
Note: The pull-out information tab is located on the right bottom of the front side of your server. For detailed 
information, see 
“Front view” on page 15
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