Replacing the hot-swap hard disk drive

 

backplane

133

Replacing the non-hot-swap power supply

 

assembly

137

Replacing a hot-swap redundant power

 

supply module

140

Replacing the power distribution board and

 

cage assembly

143

Replacing the front panel board assembly . .

147

Replacing the front system fan

149

Replacing the rear system fan

152

Replacing the heat sink and fan assembly . .

154

Replacing the microprocessor

157

Replacing the system board battery . . . .

161

Completing the parts replacement

162

Reinstalling the server cover and reconnecting

 

cables

162

Updating the server configuration

164

Chapter 7. Troubleshooting and diagnostics . . . . . . . . . . . . . 167

Troubleshooting procedure . . . . . . . . . . 167 Viewing the status and diagnostic LEDs. . . . . 167 Using the diagnostic program . . . . . . . . . 168 Viewing the system event log . . . . . . . . . 168 Basic troubleshooting tables . . . . . . . . . 168

ThinkServer EasyStartup program

problems . . . . . . . . . . . . . . . 168 Optical drive problems. . . . . . . . . . 169 Hard disk drive problems . . . . . . . . . 170 Memory module problems . . . . . . . . 172 Keyboard, mouse, or USB device problems . . 172

Chapter 8. Getting information, help,

and service . . . . . . . . . . . . . 175

Information resources

175

Using the documentation

175

ThinkServer Web site

 

(http://www.lenovo.com/thinkserver) . . . .

175

Lenovo Support Web site

175

Help and service

176

Before you call

176

Calling for service

176

Using other services

177

Purchasing additional services

177

Appendix A. Notices

.

179

Trademarks

. .

180

Important notes

. .

180

Polyvinyl Chloride (PVC) cable and cord notice

. .

180

Recycling information

. .

180

Battery return program

. .

181

Requirement for batteries containing

 

 

perchlorate

. .

182

Particulate contamination

. .

182

Important information for the European Directive

 

2002/96/EC

. .

183

Restriction of Hazardous Substances Directive

 

 

(RoHS)

. .

186

China RoHS

. .

187

Turkish statement of compliance . . . .

. .

187

German Ordinance for Work gloss statement.

. .

188

Electronic emission notices

. .

188

Federal Communications Commission (FCC)

 

Statement

. .

188

Index

.

191

iiThinkServer User Guide

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Lenovo 388, 387, 393, 391, 389, 441, 390, 392 manual Index 191
Page 3 Page 5

392, 390, 441, 388, 389 specifications

Lenovo has established itself as a leader in the tech industry, particularly in the realm of laptops and PCs. Among its impressive lineup, the Lenovo series 387, 390, 393, 391, and 392 stands out for their innovative features, robust performance, and user-centric designs. These models cater to a range of users, from casual users to professionals who require high performance and reliability.

The Lenovo 387 is designed with versatility in mind. It comes equipped with an Intel Core processor that delivers snappy performance suitable for everyday tasks and even some heavy lifting with multimedia applications. The display features vibrant colors, making it perfect for streaming media or working on graphic design. Additionally, the 387 incorporates Lenovo’s advanced thermal management technology that ensures efficient cooling, preventing the device from overheating during intensive tasks.

Moving on to the Lenovo 390, this model emphasizes portability without compromising power. Weighing significantly less than its counterparts, the 390 is ideal for users who are always on the go. Its long-lasting battery life means users can stay productive throughout the day without searching for a power outlet. The 390 also features a high-resolution touchscreen, enhancing user interaction and providing a modern computing experience.

The Lenovo 393 further amplifies productivity features with its emphasis on connectivity. It comes with multiple USB ports, an HDMI output, and cutting-edge Wi-Fi technology for seamless networking. This model also boasts Lenovo's proprietary software, which simplifies file sharing and enhances collaboration, making it a strong choice for team-oriented projects.

For users interested in superior graphics and gaming performance, the Lenovo 391 is equipped with a dedicated GPU. This feature allows it to handle the latest games and graphic-intensive applications seamlessly. With an expansive display and high refresh rate, users can enjoy an immersive visual experience. Moreover, its customizable RGB backlit keyboard adds a touch of personalization.

Finally, the Lenovo 392 represents the pinnacle of balance between high-end features and affordability. It integrates smart AI capabilities that optimize device performance based on user habits, ensuring that it runs at optimal capacity. The 392 also prioritizes security with biometric login options and integrated privacy features, making it a trustworthy choice for sensitive tasks.

In summary, Lenovo's 387, 390, 393, 391, and 392 models showcase the brand's commitment to innovation, performance, and user satisfaction. Each model targets specific needs, ensuring that there is a suitable option for every type of user, from students to professionals and gamers. With advanced technologies and thoughtful designs, Lenovo continues to set the standard in the competitive laptop market.
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