Lenovo Y50-70 - Manual (Page 4)

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About this manual
This manual contains service and reference information for the following
Lenovo product:
Lenovo Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Use this manual to troubleshoot problems.
The manual is divided into the following sections:
• The common sections provide general information, guidelines, and safety
information required for servicing computers.
• The product-specific section includes service, reference, and product-specific
parts information.
Important:
This manual is intended only for trained servicers who are familiar with Lenovo
products. Use this manual to troubleshoot problems effectively.
Before servicing a Lenovo product, make sure to read all the information under
“Safety information” on page 1 and “Important service information” on page 16.