Contents

About this manual. . . . . . . . . . . iii

Chapter 1. Safety information . . . . . 1

General safety . . . . . . . . . . . . . . . . 1 Electrical safety . . . . . . . . . . . . . . . 2 Safety inspection guide . . . . . . . . . . . . 3

Handling devices that are sensitive to electrostatic discharge. . . . . . . . . . . . . . . . . . 3

Grounding requirements . . . . . . . . . . . . 4 Safety notices (multilingual translations) . . . . . . 4

Laser compliance statement (multilingual

translations) . . . . . . . . . . . . . . . . 16

Chapter 2. Important service

 

information

23

Strategy for replacing FRUs

23

Strategy for replacing a hard disk drive . . .

24

Important notice for replacing a system

 

board

24

How to use error message

24

Strategy for replacing FRUs for CTO, CMV, and

 

GAV

25

Product definition

25

FRU identification for CTO, CMV, and GAV

 

products

25

Chapter 3. General checkout

27

What to do first

27

Checkout guide

28

Diagnostics using PC-Doctor for DOS. . . .

28

Lenovo ThinkVantage Toolbox

31

PC-Doctor for Windows

31

PC-Doctor for Rescue and Recovery . . . .

31

FRU tests

31

Power system checkout

33

Checking the ac power adapter

33

Checking operational charging

33

Checking the battery pack

34

Checking the backup battery

34

Chapter 4. Related service

 

information

37

Restoring the factory contents by using Product

 

Recovery discs

37

Restoring the factory contents by using Recovery

 

Disc Set

37

Passwords

39

Power-on password

39

Hard-disk password

39

Supervisor password

39

How to remove the power-on password . . .

39

How to remove the hard-disk password . . .

40

Power management

40

Screen blank mode

40

Sleep (Standby) mode

41

Hibernation mode

41

Symptom-to-FRU index

42

Numeric error codes

43

Error messages

47

Beep symptoms

48

No-beep symptoms

49

LCD-related symptoms

49

Intermittent problems

49

Undetermined problems

50

Chapter 5. Status indicators

51

Chapter 6. Fn key combinations . . .

53

Chapter 7. FRU replacement

 

notices

55

Screw notices

55

Retaining serial numbers

56

Restoring the serial number of the system

 

unit

56

Retaining the UUID

57

Reading or writing the ECA information . . .

57

Chapter 8. Removing and replacing a

 

FRU

59

Before servicing ThinkPad X220 Tablet and X220i

 

Tablet models

60

1010

Digitizer pen

61

1020

Battery pack

61

1030 Hard disk drive (HDD) and solid state drive

 

(SSD)

62

1040

DIMM

64

1050

Hinge caps

66

1060

Keyboard

67

1070

Palm rest

70

1080

Backup battery

72

1090

PCI Express Mini Card for wireless

 

LAN/WiMAX

74

1100

PCI Express Mini Card for wireless WAN . .

76

1110

Bluetooth daughter card (BDC-2.1) . . . .

78

1120

Keyboard bezel

79

1130

LCD assembly

82

© Copyright Lenovo 2011

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Lenovo X220I manual Contents

X220I specifications

Lenovo's X220i, X220i Tablet, and their respective models such as 42872W5, 42912XU, and 429133U are part of the ThinkPad series, renowned for their reliability, performance, and innovative features tailored for both business and personal use. The X220i and X220i Tablet stand out in the ultrabook category, offering a perfect balance between portability and functionality, making them ideal for professionals on the go.

The X220i features a 12.5-inch display, which delivers vibrant visuals and clear text, ensuring users can work efficiently in various lighting conditions. The display options may include HD resolutions with anti-glare technology, minimizing reflections and enhancing visibility. The X220i Tablet takes portability a step further by incorporating touchscreen capabilities, allowing for a more interactive experience, which is particularly useful for presentations and drawing applications.

Under the hood, both models are powered by Intel Core processors, providing solid performance for multitasking and demanding applications. The X220i comes with options for up to 8GB of RAM, ensuring smooth operation even when handling multiple applications simultaneously. Storage options typically include fast SSDs, which not only enhance boot times but also improve file access speeds, contributing to overall responsiveness.

A key feature of the ThinkPad series is its exceptional build quality. The X220i and X220i Tablet are constructed with durable materials, including magnesium alloy and reinforced hinges, designed to withstand the rigors of daily use. Additionally, they are tested against military specifications, ensuring reliability in challenging conditions.

Connectivity options are extensive, featuring USB 3.0 ports, a VGA port, and HDMI, allowing users to connect to various peripherals and external displays. Advanced wireless connectivity options such as Wi-Fi and Bluetooth enable seamless communication and file sharing.

Battery life is another area where the X220i series excels. The laptops are designed to last an extended period on a single charge, often exceeding 8 hours, making them suitable for long workdays without the need for a power outlet.

In conclusion, the Lenovo X220i, X220i Tablet, and their variants like 42872W5, 42912XU, and 429133U are exemplary devices that blend portability, performance, and durability. Ideal for professionals and students alike, these devices cater to a range of computing needs while maintaining a compact and lightweight profile.