Chapter 7. Solving Problems; Diagnostic Tools Overview; Post Beep Codes - Lenovo ThinkServer RD220 3797 Series Installation And User Manual

Chapter 7. 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 the problem using the information in this chapter,
see Appendix A, "Getting help and technical assistance," on page 151, 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:
v POST beep codes
v Diagnostics DVD
v Troubleshooting tables
v Diagnostic programs and error messages
v EasyLED Diagnostics

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
One long beep and two short beeps
Other beep codes
© Lenovo 2009. Portions © IBM Corp. 2007.
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 for more
information.
The Diagnostics DVD provided with your server contains the diagnostic programs
for testing the major components of the server. For additional information about
the Diagnostics DVD, see the Hardware Maintenance Manual.
These tables list problem symptoms and steps to correct the problems. See
"Troubleshooting tables" on page 129 for more information.
The system diagnostic programs are provided in ROM. These programs test the
major components of the server. See the Hardware Maintenance Manual.
Use EasyLED Diagnostics to diagnose system errors quickly. See "EasyLED
Diagnostics" on page 142 for more information.
POST was completed successfully without finding any errors.
A video error has occurred, and the BIOS cannot initialize the monitor
screen to display additional information.
See the Hardware Maintenance Manual.
127