Hardware Maintenance Manual - Lenovo Y40 50 Series

iv
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-specicsectionincludesservice,reference,andproduct-specic
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.