Contents

Important safety information

v

Service and upgrades

v

Static electricity prevention

v

Power cords and power adapters

vi

Extension cords and related devices

vi

Plugs and outlets

vii

External devices

vii

Heat and product ventilation

vii

Operating environment

viii

Modem safety information

viii

Laser compliance statement

ix

Power supply statement

ix

Cleaning and maintenance

ix

Chapter 1. Product overview

1

Features

1

Specifications

4

Software overview

4

Software provided by Lenovo

4

Adobe Reader

7

Antivirus software

7

Locations

7

Locating connectors, controls, and indicators

 

on the front of your computer

8

Locating connectors on the rear of your

 

computer

9

Locating components

10

Locating parts on the system board . . . .

11

Locating internal drives

12

Machine type and model label

13

Chapter 2. Using your computer . . .

15

Frequently asked questions

15

Using the keyboard

15

Using Windows shortcut keys

15

Using a fingerprint reader

16

Using the wheel mouse

16

Adjusting audio

16

About your computer audio

16

Setting the volume from the desktop . . . .

17

Setting the volume from Control Panel . . .

17

Using CDs and DVDs

17

Handling and storing CD and DVD media . .

18

Playing a CD or DVD

18

Recording a CD or DVD

18

Chapter 3. You and your computer . .

21

Accessibility and comfort

21

Arranging your workspace

21

Comfort

21

Glare and lighting

22

Air circulation

22

Electrical outlets and cable lengths

22

Registering your computer

23

Moving your computer to another country or

 

region

23

Voltage-selection switch

23

Replacement power cords

24

Chapter 4. Security

25

Security features

25

Locking the computer cover

26

Attaching an integrated cable lock

27

Using passwords

27

BIOS passwords

27

Windows passwords

28

Configuring the fingerprint reader

28

Using and understanding firewalls

28

Protecting data against viruses

28

Chapter 5. Installing or replacing

 

hardware

31

Handling static-sensitive devices

31

Installing or replacing hardware

31

Installing external options

31

Removing the computer cover

32

Removing and reinstalling the front bezel . .

32

Accessing the system board components and

 

drives

34

Installing or replacing a memory module . . .

35

Installing or replacing a PCI card

37

Replacing the battery

39

Installing the solid state drive

40

Replacing the hard disk drive

41

Installing or replacing the optical drive . . .

43

Replacing the heat sink and fan assembly . .

47

Replacing the power supply assembly . . .

50

Replacing the microprocessor

54

Replacing the front audio and USB

 

assembly

57

Replacing the system fan assembly . . . .

58

Replacing the WiFi units

60

Installing or removing the rear WiFi antenna .

64

Installing or removing the front WiFi antenna .

66

© Copyright Lenovo 2012

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Lenovo 3676, 3668, 967, 900, 3654, 3629, 3578, 3594, 3598, 3664, 3660, 3596, 1271 manual Contents

1271, 3664, 3629, 3660, 3654 specifications

Lenovo has established a strong presence in the computing market with a diverse lineup of laptops and desktops, catering to various user needs. Among these, the Lenovo 3676, 3578, 3598, 3594, and 3668 models stand out due to their commendable features and specifications.

The Lenovo 3676 is known for its robust performance capabilities, delivering optimal efficiency through high-performance processors. It typically features AMD Ryzen or Intel Core processors, ensuring smooth multitasking and responsiveness. Users can expect a generous amount of RAM, enhancing the device’s capability to handle demanding applications seamlessly. Its storage options often include SSDs, which significantly improve load times and overall system responsiveness.

The 3578 model is tailored for everyday computing tasks, making it ideal for students and professionals alike. This model usually features a sleek design while providing access to modern connectivity options like USB-C, HDMI, and multiple USB ports. Its display often offers vibrant colors and adequate resolution, making it suitable for both work and multimedia consumption.

Next in line, the Lenovo 3598 stands out with its emphasis on gaming and multimedia. It features dedicated graphics options that elevate gaming experiences and video editing tasks. The thermal management system in the 3598 is designed to maintain optimal performance during intensive usage, which is a significant advantage for gamers and content creators.

The 3594 model offers a balance of price and performance. It is designed for users who seek functionality without compromising on quality. The laptop's ergonomic design, combined with a comfortable keyboard and touchpad, enhances the overall user experience. Furthermore, battery life is often extended in this model, allowing for uninterrupted productivity throughout the day.

Lastly, the Lenovo 3668 appeals to those looking for a versatile family device. With features that support multimedia consumption, light gaming, and casual productivity tasks, it is an ideal choice for households. Its expansive storage options, coupled with a user-friendly interface, make it accessible for users of all ages.

In summary, the Lenovo 3676, 3578, 3598, 3594, and 3668 models each offer unique features tailored to different segments of the market. Whether for gaming, everyday use, or family activities, Lenovo continues to innovate and provide tailored solutions that appeal to a broad audience. With their impressive specifications and robust performance, these models reinforce Lenovo's reputation as a reliable brand in the computing landscape.