The latest firmware can be found at the following site:
http://datacentersupport.lenovo.com/products/servers/thinksystem/sr635/7y98/downloads
•  Lenovo XClarity Provisioning Manager Lite V2
From Lenovo XClarity Provisioning Manager Lite V2, you can update the BMC firmware, the UEFI 
firmware, and the Lenovo XClarity Provisioning Manager Lite V2 software.
Specific details about Lenovo XClarity Provisioning Manager Lite V2 are available at:
https://sysmgt.lenovofiles.com/help/topic/lxpm_frontend/lxpm_lite_v2_about.html
Note: By default, the Lenovo XClarity Provisioning Manager Lite V2 Graphical User Interface is displayed 
when you press F11. If your server starts with the text-based system setup, you can bring up the 
Graphical User Interface from the text-based system setup interface.
•  ThinkSystem System Manager
From ThinkSystem System Manager, you can update the system firmware, the backplane firmware, and 
the power supply firmware.
If you need to install a specific update, you can use ThinkSystem System Manager for a specific server. 
Specific details about updating firmware using ThinkSystem System Manager are available at:
https://thinksystem.lenovofiles.com/help/topic/7Y98/bmc_user_guide.pdf
•  Lenovo XClarity Essentials Bootable Media Creator
You can use Lenovo XClarity Essentials Bootable Media Creator to create bootable media that is suitable 
for applying firmware updates.
You can obtain Lenovo XClarity Essentials BoMC from the following location:
https://datacentersupport.lenovo.com/solutions/lnvo-bomc
•  Lenovo XClarity Administrator
If you are managing multiple servers using the Lenovo XClarity Administrator, you can update firmware for 
all managed servers through that interface. Firmware management is simplified by assigning firmware- 
compliance policies to managed endpoints. When you create and assign a compliance policy to managed 
endpoints, Lenovo XClarity Administrator monitors changes to the inventory for those endpoints and flags 
any endpoints that are out of compliance.
Specific details about updating firmware using Lenovo XClarity Administrator are available at:
https://sysmgt.lenovofiles.com/help/topic/com.lenovo.lxca.doc/update_fw.html
Tech Tips
Lenovo continually updates the support Web site with the latest tips and techniques that you can use to 
solve issues that you might have with your server. These Tech Tips (also called retain tips or service bulletins) 
provide procedures to work around issues related to the operation of your server.
To find the Tech Tips available for your server: 
1.  Go to 
http://datacentersupport.lenovo.com and navigate to the support page for your server.
2.  Click Documentation from the navigation pane.
Follow the on-screen instructions to choose the category for the problem that you are having.
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ThinkSystem SR635 Maintenance Manual