Symptom

 

Action

 

 

 

 

5.

Replace the non-hot-swap hard disk drive.

 

 

A newly installed hot-swap hard disk drive is not

1. Make sure that the drive is installed into the correct

recognized.

 

drive bay.

 

2.

Restart the server.

 

3.

Remove the drive from the bay, wait 45 seconds,

 

 

and reinsert the drive into the bay, making sure that

 

 

the drive connects to the hot-swap hard disk drive

 

 

backplane.

 

4.

Run any diagnostic programs to test the hard disk

 

 

drive.

 

5.

Make sure that the hot-swap hard disk drive

 

 

backplane is correctly seated. When it is correctly

 

 

seated, the drive assemblies correctly connect to the

 

 

backplane without bowing or causing movement of

 

 

the backplane.

 

6.

Make sure that the cable connection is correct. See

 

 

“Connecting cables” on page 38.

 

7.

Reconnect the backplane power cable and repeat

 

 

step 1 through step 4.

 

8.

Reconnect the backplane signal cable and repeat

 

 

step 1 through step 4.

 

9.

If you suspect a problem with the backplane signal

 

 

cable or the backplane:

 

 

a. Replace the affected backplane signal cable.

 

 

b. Replace the affected backplane.

 

 

Multiple hard disk drives fail.

1. Run any diagnostic programs to test the hard disk

 

 

drives.

 

2.

Make sure that the cable connection is correct. See

 

 

“Connecting cables” on page 38.

 

3.

Reconnect the power cable.

 

4.

Reconnect the signal cable.

 

5.

Replace the affected signal cable.

 

6.

For hot-swap hard disk drives, if you suspect a

 

 

problem with the backplane, replace the affected

 

 

backplane.

 

 

Not all drives are recognized by the hard disk drive

Remove the drive(s) that are not recognized by the

diagnostic test.

diagnostic test. Then, run the hard disk drive diagnostic

 

test again. If the remaining drives are recognized, replace

 

the drive(s) that you removed.

 

 

The server stops responding during the hard disk drive

Remove the hard disk drive that was being tested when

diagnostic test.

the server stopped responding and run the diagnostic

 

test again. If the hard disk drive diagnostic test runs

 

successfully, replace the drive that you removed with a

 

new one.

 

 

A hard disk drive was not detected while the operating

Reinstall all hard disk drives and reconnect cables. Then,

system was being started.

run the hard disk drive diagnostic test.

 

 

 

Chapter 7. Troubleshooting and diagnostics 171

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Image 183
Lenovo 392, 387, 393, 391, 389, 388, 441, 390 manual Replace the non-hot-swap hard disk drive
Page 182 Page 184

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.

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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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