Contents
About this manual . . . . . . . . . . . . iii
Read this first: Important safety
information. . . . . . . . . . . . . . . . v
Power cords and power adapters . . . . . . . . . v
Japanese power cord and power adapter
description . . . . . . . . . . . . . . . . v
General safety . . . . . . . . . . . . . . . . v
Electrical safety . . . . . . . . . . . . . . . . vii
Safety inspection guide . . . . . . . . . . . . viii
Handling electrostatic discharge-sensitive
devices . . . . . . . . . . . . . . . . . . . ix
Grounding requirements . . . . . . . . . . . . ix
Safety notices (multi-lingual translations) . . . . . . x
Chapter 1. Overview. . . . . . . . . . . 1
Front view . . . . . . . . . . . . . . . . . . 1
Rear view . . . . . . . . . . . . . . . . . . 2
System board . . . . . . . . . . . . . . . . 4
Machine type and model label . . . . . . . . . . 6
Specifications . . . . . . . . . . . . . . . . 6
Chapter 2. Using the computer . . . . . 9
Registering the computer . . . . . . . . . . . . 9
Frequently asked questions . . . . . . . . . . . 9
Chapter 3. You and your computer . . 11
Environment and electrical input . . . . . . . . 11
Arranging your workspace . . . . . . . . . . 11
Glare and lighting . . . . . . . . . . . . 11
Air circulation . . . . . . . . . . . . . . 12
Electrical outlet locations and cable lengths . . 12
Comfort . . . . . . . . . . . . . . . . 12
Accessibility information . . . . . . . . . . . 12
Cleaning the computer . . . . . . . . . . . . 13
Maintenance . . . . . . . . . . . . . . . . 13
Basic maintenance tips . . . . . . . . . . 13
Good maintenance practices . . . . . . . . 14
Moving the computer . . . . . . . . . . . . 14
Chapter 4. Security . . . . . . . . . . 15
Attaching a Kensington-style cable lock . . . . . 15
Chapter 5. Troubleshooting . . . . . . 17
Basic procedure for resolving computer
problems . . . . . . . . . . . . . . . . . 17
Troubleshooting . . . . . . . . . . . . . . 17
Startup problems . . . . . . . . . . . . 17
Intermittent problems. . . . . . . . . . . 17
Screen problems . . . . . . . . . . . . 18
Networking problems. . . . . . . . . . . 18
Serial connector cannot be accessed . . . . 19
My USB device cannot be accessed . . . . . 19
Software and driver problems . . . . . . . 19
Chapter 6. Replacing hardware . . . . 21
Before replacing hardware . . . . . . . . . . 21
Guidelines for replacing non-CRUs . . . . . . . 21
Knowing FRUs (including CRUs) . . . . . . . . 22
Locating FRUs (including CRUs) . . . . . . . . 23
Replacing the keyboard or mouse. . . . . . . . 24
Replacing the power adapter . . . . . . . . . 24
Replacing the VESA mount bracket . . . . . . . 26
Removing the computer cover . . . . . . . . . 27
Replacing the storage drive . . . . . . . . . . 28
Replacing the internal speaker . . . . . . . . . 30
Replacing the system fan . . . . . . . . . . . 31
Replacing the Wi-Fi card . . . . . . . . . . . 32
Replacing the bottom cover . . . . . . . . . . 34
Replacing the memory module . . . . . . . . . 35
Replacing the M.2 solid-state drive . . . . . . . 36
Replacing the illuminated red dot cable . . . . . 37
Replacing the advanced speaker . . . . . . . . 38
Replacing the Wi-Fi antennas . . . . . . . . . 39
Replacing the storage drive cable . . . . . . . . 43
Replacing the heat sink . . . . . . . . . . . . 44
Replacing the microprocessor . . . . . . . . . 45
Replacing the coin-cell battery . . . . . . . . . 48
Replacing the antenna bracket . . . . . . . . . 50
Replacing the system board and chassis . . . . . 51
Completing the parts replacement . . . . . . . 53
Chapter 7. Getting information, help,
and service. . . . . . . . . . . . . . . 55
Information resources . . . . . . . . . . . . 55
Accessing other manuals . . . . . . . . . 55
Lenovo Support Web site . . . . . . . . . 55
Lenovo Web site. . . . . . . . . . . . . 55
Help and service . . . . . . . . . . . . . . 55
Calling for service . . . . . . . . . . . . 55
Using other services . . . . . . . . . . . 56
Purchasing additional services . . . . . . . 56
Appendix A. Regulatory
information. . . . . . . . . . . . . . . 57
© Copyright Lenovo 2018 i