Lenovo™

ThinkPad

ThinkPad P40 Yoga, S3, ThinkPad Yoga 14, and ThinkPad Yoga 460 Hardware Maintenance Manual

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Note: Before using this information and the product it supports, be sure to read the general information under Appendix A “Notices” on page 107.

Second Edition (January 2016)

© Copyright Lenovo 2015, 2016.

Contents

About this manual. iii
Chapter 1. Safety information. 1
General safety. 1
Electrical safety. 1
Safety inspection guide. 2
Handling devices that are sensitive to electrostatic discharge. 3
Grounding requirements. 4
Safety notices (multilingual translations). 4
Chapter 2. Important service information 19
Strategy for replacing FRUs. 19
Strategy for replacing a hard disk drive, a hybrid drive, or a solid-state drive. 19
Important notice for replacing a system board. 20
How to use error message. 20
Strategy for replacing FRUs for CTO, special bid model, and standard models. 20
Product definition. 20
FRU identification. 21
Chapter 3. General checkout. 23
What to do first. 23
Checkout guide. 24
Lenovo Solution Center. 24
Quick test programs. 24
UEFI diagnostic program. 25
Bootable diagnostic programs. 26
Power system checkout. 26
Checking the ac power adapter. 27
Checking the built-in battery and operational charging. 27
Checking the coin-cell battery. 28
Chapter 4. Related service information. 29
Restoring the factory contents by using the Recovery Disc Set. 29
Recovery overview for the Windows 7 operating system. 30
Creating and using a recovery media. 31
Performing backup and recovery operations. 31
Using the Rescue and Recovery workspace. 32
Creating and using a rescue medium. 33
Reinstalling preinstalled applications and device drivers. 34

Solving recovery problems ..... 35
Recovery overview for the Windows 10 operating system. ..... 35
Resetting your computer ..... 35
Using advanced startup options ..... 36
Recovering your operating system if Windows 10 fails to start ..... 36
Creating and using a recovery USB drive ..... 36
Passwords ..... 37
Power-on password ..... 37
Hard disk password ..... 37
Supervisor password ..... 38
How to remove the power-on password ..... 38
How to remove the hard disk password ..... 38
Power management ..... 39
Screen blank mode (for the Windows 7 operating system only) ..... 39
Sleep mode ..... 39
Hibernation mode ..... 40
Symptom-to-FRU index ..... 40
Numeric error codes ..... 41
Error messages ..... 42
Beep symptoms ..... 42
No-beep symptoms ..... 43
LCD-related symptoms ..... 43
Intermittent problems ..... 43
Undetermined problems ..... 44
Chapter 5. Status indicators ..... 45
Chapter 6. Function keys ..... 47
Chapter 7. Locations ..... 49
Locating computer controls, connectors, and indicators ..... 49
Front view ..... 49
Bottom view ..... 50
Rear view ..... 50
Locating CRUs and FRUs ..... 51
Major CRUs and FRUs ..... 52
LCD FRUs ..... 54
Miscellaneous parts and other FRUs ..... 55
Connector and cable guide ..... 55
Looking up FRU information ..... 61
Chapter 8. FRU replacement notices ..... 63
Screw notices ..... 63

Retaining serial numbers. .

1150 Media card reader and pen holder. . . . . 88
1160 Thermal fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
1170 System board. . . . . . . . . . . . . . . . . . . . . . . . . . . 91
1180 Keyboard bezel assembly, LCD unit, and K-lock bracket. . . . . . . . . . . . . . . . . . . . . . 93
2010 Strip cover . . . . . . . . . . . . . . . . . . . . . . . . . 97
2020 Touch module. . . . . . . . . . . . . . . . . . . . . . . 98
2030 Hinge assembly . . . . . . . . . . . . . . . . . . . . . . 99
2040 Hinge rubber and LCD cable . . . . . . . . . . . . . 100
2050 Camera and microphone combo card/cable for camera and microphone combo card . . . . 101
2060 Touch control board cable/ASL sensor cable . . . . . . . . . . . . . . . . . . . . 102
2070 Wireless LAN antenna assembly . . . . . . . . . . . . . . . . . 102
2080 Wireless WAN antenna assembly . . . . . . . . . . . . . . . . 103
2090 Amber light sensor . . . . . . . . . . . . . . . . . . . . . 104
2110 G sensor and cable for G sensor . . . . . . . . . . . . . 105
Appendix A. Notices. . . . . . . . . . . . . . . . . 107
Electronic emissions notices . . . . . . . . . . . . . . . . . . . . 108
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Appendix B. Abbreviation table . . . 109

About this manual

This manual contains service and reference information for the following ThinkPad $ ^{\circledR} $ products.

Use this manual along with the advanced diagnostic tests to troubleshoot problems.

Important: This manual is intended only for trained service technicians who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing a ThinkPad product, be sure to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 19.

Chapter 1. Safety information

This chapter presents the following safety information that you need to be familiar with before you service a ThinkPad notebook computer.

• “General safety” on page 1

• “Electrical safety” on page 1

• “Safety inspection guide” on page 2

• “Handling devices that are sensitive to electrostatic discharge” on page 3

• “Grounding requirements” on page 4

• "Safety notices (multilingual translations)" on page 4

General safety

Follow these rules to ensure general safety:

• Observe good housekeeping in the area of the machines during and after maintenance.

• When lifting any heavy object:

1. Make sure that you can stand safely without slipping.

2. Distribute the weight of the object equally between your feet.