Replacing the WiFi units

57

Installing or removing the rear WiFi antenna .

62

Installing or removing the front WiFi antenna .

64

Replacing the keyboard or mouse

66

Completing the parts replacement

67

Chapter 6. Recovery information . . .

69

Recovery information for the Windows 7 operating

 

system

69

Creating and using recovery media

69

Performing backup and recovery operations .

70

Using the Rescue and Recovery workspace .

71

Creating and using a rescue medium . . . .

72

Reinstalling preinstalled applications and

 

device drivers

73

Reinstalling software programs

74

Reinstalling device drivers

74

Solving recovery problems

74

Recovery information for the Windows 8 operating

 

system

75

Chapter 7. Using the Setup Utility

 

program

77

Starting the Setup Utility program

77

Viewing and changing settings

77

Using passwords

77

Password considerations

78

Power-On Password

78

Administrator Password

78

Hard Disk Password

78

Setting, changing, and deleting a password .

78

Erasing lost or forgotten passwords (clearing

 

CMOS)

79

Enabling or disabling a device

79

Selecting a startup device

80

Selecting a temporary startup device . . . .

80

Selecting or changing the startup device

 

sequence

80

Enabling ErP compliance mode

80

Exiting the Setup Utility program

81

Chapter 8. Updating system

 

programs

83

Using system programs

83

Updating (flashing) the BIOS from a disc . . . .

83

Updating (flashing) the BIOS from your operating

 

system

84

Recovering from a POST/BIOS update failure . .

84

Chapter 9. Preventing problems . . .

85

Keeping your computer current

85

Getting the latest device drivers for your

 

computer

85

Updating your operating system

85

Using System Update

86

Cleaning and maintenance

86

Basics

86

Cleaning your computer

87

Good maintenance practices

88

Moving your computer

88

Chapter 10. Troubleshooting and

 

diagnostics

91

Basic troubleshooting

91

Troubleshooting procedure

92

Troubleshooting

92

Audio problems

93

CD problems

94

DVD problems

95

Intermittent problems

97

Keyboard, mouse, or pointing device

 

problems

97

Monitor problems

99

Networking problems

101

Option problems

103

Performance and lockup problems

104

Printer problems

106

Serial port problems

106

Software problems

107

USB problems

108

Diagnostic programs

108

Lenovo Solution Center

108

Lenovo ThinkVantage Toolbox

109

PC-Doctor for DOS

109

Chapter 11. Getting information, help,

 

and service

111

Information resources

111

Lenovo ThinkVantage Tools

111

Lenovo Welcome

111

Help and Support

111

Safety and Warranty

111

Lenovo Web site

111

Lenovo Support Web site

112

Help and service

112

Using the documentation and diagnostic

 

programs

112

Calling for service

112

Using other services

113

Purchasing additional services

113

Appendix A. Notices

115

Trademarks

116

iiThinkCentre User Guide

Page 4
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Lenovo 3493DFU, 3496 manual Appendix A. Notices 115

3493, 3496, 3493DFU specifications

The Lenovo 3493DFU, 3496, and 3493 are part of Lenovo's series of durable and reliable laptops designed for both personal and professional use. These models are particularly notable for their robust build quality, processing power, and array of features that cater to different user needs.

The Lenovo 3493DFU is equipped with an AMD processor, which provides efficient performance for multitasking and everyday computing tasks. It features a 15.6-inch HD display that offers vibrant colors and decent viewing angles. This model is designed with portability in mind, weighing around 5.6 pounds, making it easy to carry for users on the go. The Lenovo 3493DFU also includes a full-sized keyboard that enhances typing comfort and precision, ideal for long hours of work or study.

Meanwhile, the Lenovo 3496 is known for its impressive storage capabilities. With options for a solid-state drive (SSD) or a larger hard disk drive (HDD), users can choose the best fit according to their storage needs. The 3496 also features the latest USB ports, including USB 3.0, enabling faster data transfer and connection to a variety of peripherals. Its integrated graphics cater well to casual gamers and multimedia enthusiasts, ensuring a smooth experience with movies and videos.

On the other hand, the Lenovo 3493 is tailored more towards business users who require a reliable laptop for everyday tasks. It boasts an efficient Intel processor that balances power and battery life. The battery life is one of its standout features, allowing for extended use without requiring frequent recharging. This model also includes robust security features, such as a fingerprint reader and TPM (Trusted Platform Module), which enhance data protection and privacy.

All three models feature Lenovo’s innovative technologies, such as Lenovo Vantage, which simplifies system updates, device management, and access to support. These laptops are also outfitted with a range of connectivity options, including HDMI and RJ-45, which facilitate seamless connections to external displays and networks.

In summary, the Lenovo 3493DFU, 3496, and 3493 are versatile laptops that cater to various user requirements, whether for personal use, casual gaming, or professional tasks. With their strong performance, reliable build quality, and cutting-edge features, they represent great choices in Lenovo's laptop lineup.