Index

A

a rescue medium, creating and using 62

Administrator, password

68

antivirus software

6

 

audio line-in connector

8

audio line-out connector

8

audio subsystem

1

 

B

backup and recovery operations 60

basic troubleshooting

85

battery, replacing 42

 

boot-block recovery

80

C

cable lock, security

26

 

card reader, replacing

40

 

changing

 

 

 

 

 

password

68

 

 

 

startup device sequence

70

cleaning an optical mouse

83

CMOS, clearing

69

 

 

components, internal

9

 

computer cover

 

 

 

removing

30

 

 

 

computer cover, reinstalling

56

connector

8

 

 

 

connectors

 

 

 

 

rear

8

 

 

 

 

connectors, controls, indicators

front

6

 

 

 

 

considerations, passwords

68

creating

 

 

 

 

 

and using a rescue medium 62

creating and using

 

 

 

recovery media

59

 

CRU

 

 

 

 

 

completing the installation

56

customer support center 104

D

deleting a password 68

Description

8

device drivers

57

devices, handling static-sensitive 29

diagnostics programs, using

104

diagnostics, troubleshooting

85

DisplayPort connector

8

 

documentation, using

104

 

drivers, device 57

 

 

drives

 

 

bays 12 specifications 12

DVI monitor connector 8

E

environment, operating 4

Ethernet

2

 

Ethernet connector

8

exiting, Setup Utility

71

expansion

3

 

external options, installing 29

F

failure, recovering from POST/BIOS

80

features 1

 

flashing the BIOS 79

 

front

 

connectors, controls, indicators

6

front audio and USB assembly, replacing 53

front bezel

 

front bezel, removing

31

front bezel, reinstalling

31

G

getting help 103 information 103 service 103

H

hard disk drive enablement module, replacing 52

hard disk drive fan assembly, replacing

45

hard disk drive, replacing 48

 

heat sink and fan assembly, replacing

43

help

 

and service 104

 

getting 103

 

Help and Support 103

 

I

important safety information

v

information

 

 

getting

103

 

important safety v

 

resources 103

 

safety

103

 

warranty

103

 

Input/Output (I/O) features

2

© Copyright Lenovo 2012

119

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Lenovo 4229, 4223, 4228 manual Index, 119

4229, 4223, 4228 specifications

Lenovo has long been recognized for its commitment to producing high-quality computing solutions, and the ThinkPad line is no exception. Among its various models, the Lenovo ThinkPad series 4228, 4223, and 4229 stand out for their robust features and reliable performance, making them ideal choices for business and professional use.

The Lenovo ThinkPad 4228 series is engineered with a focus on durability and performance. One of its key features is the powerful Intel Core processor range, which ensures that users can manage demanding applications and multitask efficiently. Alongside this, the device typically comes equipped with ample RAM, providing speed and responsiveness that enhances productivity.

Moving to the ThinkPad 4223, it streamlines user experience with advanced connectivity options. The inclusion of multiple USB ports, HDMI, and Ethernet capabilities allows for seamless integration with various devices and networks. The 4223 model often houses a backlit keyboard, enabling users to work effortlessly in low-light environments. This model puts a strong emphasis on portability, making it a reliable companion for professionals on the move.

The ThinkPad 4229 takes connectivity a step further by offering options like Wi-Fi 6 and Bluetooth, ensuring fast and stable connections whether in the office or on the go. This model is often equipped with a higher resolution display, contributing to a better viewing experience for video conferencing and presentations. Its extended battery life is a notable feature, allowing users to remain productive without the constant need for recharging.

All three models in the 422x series boast Lenovo’s robust security features, including fingerprint readers and TPM (Trusted Platform Module), which safeguard sensitive data against unauthorized access. Furthermore, the reputation of Lenovo ThinkPads for their exceptional keyboard layout ensures that users can type comfortably over extended periods, reducing strain and increasing efficiency.

In summary, the Lenovo ThinkPad 4228, 4223, and 4229 models represent a blend of power, durability, and user-friendly design. With their focus on connectivity, performance, and security, these laptops cater perfectly to the needs of professionals and businesses, confirming Lenovo's status as a leading manufacturer in the world of computing technology. Whether you need a rugged workhorse for heavy tasks or a portable device for meetings, the ThinkPad series provides versatile solutions to meet any requirement.