Accessing other manuals
• TheSafety, Warranty, Environment, Recycling Information Guide comes with this
manual.
• ForthecomputermodelspreinstalledwiththeWindows10operatingsystem,the
Important Product Information Guide has been preloaded onto your computer. To
access this manual, do the following:
1. Open the Start menu and then click or tap Lenovo Companion.
2. Click or tap Support
→
User Guide.
• ForthecomputermodelsthathavenotbeenpreinstalledwiththeWindows10
operating system, download the Important Product Information Guide. See
“Downloading manuals”.
Downloading manuals
All latest electronic manuals are available on the Lenovo
®
Support Web site.
To ensure that you have up-to-date information on your computer, download the latest
electronic manuals from the following Web site:
http://www.lenovo.com/UserManuals
Replacing or upgrading hardware
Customer Replaceable Units (CRUs)
CRUs are parts that can be upgraded or replaced by the customer.
• Bottomcover
• Keyboard
• Mouse
• Poweradapter
• Rearinput/outputcover
Before replacing or upgrading hardware
1. Do not open your computer or attempt any repair before reading and understanding
the “Important safety information” section in the Safety, Warranty, Environment,
Recycling Information Guide and Important Product Information Guide. See
“Accessing other manuals” for additional information.
2. Turn off all connected devices and the computer. Then, disconnect all power cords
from electrical outlets and disconnect all cables that are connected to the computer.
