Chapter 5. Solving problems

This chapter provides basic troubleshooting information to help you solve some common problems that might occur while you are setting up the server.

If you cannot locate and correct a problem by using the information in this chapter, see Appendix A, “Getting help and technical assistance,” on page 57, the Hardware Maintenance Manual on the ThinkServer Documentation DVD.

Diagnostic tools overview

The following tools are available to help you diagnose and solve hardware-related problems:

vPOST beep codes

The power-on self-test beep codes indicate the detection of a problem.

One beep indicates successful completion of POST, with no errors.

More than one beep indicates that POST detected a problem. Error messages also appear during startup if POST detects a hardware-configuration problem. See “POST beep codes” and the Hardware Maintenance Manual on the ThinkServer Documentation DVD for more information.

vTroubleshooting charts

These charts list problem symptoms and actions to correct the problems. See “Troubleshooting tables” on page 45 for more information.

POST beep codes

POST emits one beep to signal successful completion. If POST detects a problem during startup, other beep codes might occur. Use the following beep code descriptions to help diagnose and solve problems that are detected during startup.

Note: See the Hardware Maintenance Manual on the ThinkServer Documentation DVD for more information about the POST beep codes.

One beep

POST was completed successfully without detecting any errors.

Other beep codes

See the Hardware Maintenance Manual on the ThinkServer Documentation

DVDD for information about other beep codes.

© Lenovo 2008. Portions © IBM Corp. 2008.

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Lenovo 6435, 6438, 6437, 6436 manual Solving problems, Diagnostic tools overview, Post beep codes

6435, 6436, 6437, 6438 specifications

Lenovo has continuously pushed the boundaries of technology with its innovative offerings in the laptop segment. Among its diverse portfolio, the Lenovo 6438, 6437, 6435, and 6436 models stand out due to their advanced features and robust performance, catering to both professional and everyday users.

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