IBM 43635gu User Guide - Page 32

System-board LEDs, Installation guidelines, Problem Determination, and Service Guide

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System-board LEDs The following illustration shows the light-emitting diodes (LEDs) on the system board. mini-BMC heartbeat LED Microprocessor fan error LED Standby power LED System fan error LED VRD power fault LED System power LED DASD fan error LED DIMM 1 error LED DIMM 2 error LED DIMM 3 error LED DIMM 4 error LED For more information about the system-board LEDs, see the Problem Determination and Service Guide on the IBM System x Documentation CD. Installation guidelines Before you install optional devices, read the following information: v Read the safety information that begins on page v, the guidelines in "Working inside the server with the power on" on page 20, and "Handling static-sensitive devices" on page 20. This information will help you work safely. v When you install your new server, take the opportunity to download and apply the most recent firmware updates. This step will help to ensure that any known issues are addressed and that your server is ready to function at maximum levels of performance. To download firmware updates for your server, go to http://www.ibm.com/servers/eserver/support/xseries/index.html/, select System 4362 or 4363 from the Hardware list, click Go, and then click the Download tab. For additional information about tools for updating, managing, and deploying firmware, see the System x and xSeries Tools Center at http:// publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp v Before you install optional hardware devices, make sure that the server is working correctly. Start the server, and make sure that the operating system starts, if an operating system is installed, or that a 19990305 error code is displayed, indicating that an operating system was not found but the server is otherwise working correctly. If the server is not working correctly, see "Solving Problems" in the Installation Guide for diagnostic information. v Observe good housekeeping in the area where you are working. Place removed covers and other parts in a safe place. 18 System x3200 Types 4362 and 4363: User's Guide

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System-board LEDs
The following illustration shows the light-emitting diodes (LEDs) on the system
board.
Standby power LED
System fan error LED
Microprocessor
fan error LED
mini-BMC heartbeat LED
VRD power fault LED
System power LED
DASD fan error LED
DIMM 1 error LED
DIMM 2 error LED
DIMM 3 error LED
DIMM 4 error LED
For more information about the system-board LEDs, see the
Problem Determination
and Service Guide
on the IBM
System x Documentation
CD.
Installation guidelines
Before you install optional devices, read the following information:
v
Read the safety information that begins on page v, the guidelines in “Working
inside the server with the power on” on page 20, and “Handling static-sensitive
devices” on page 20. This information will help you work safely.
v
When you install your new server, take the opportunity to download and apply
the most recent firmware updates. This step will help to ensure that any known
issues are addressed and that your server is ready to function at maximum levels
of performance. To download firmware updates for your server, go to
4362 or 4363 from the Hardware list, click Go, and then click the Download tab.
For additional information about tools for updating, managing, and deploying
firmware, see the System x and xSeries Tools Center at http://
publib.boulder.ibm.com/infocenter/toolsctr/v1r0/index.jsp
v
Before you install optional hardware devices, make sure that the server is
working correctly. Start the server, and make sure that the operating system
starts, if an operating system is installed, or that a 19990305 error code is
displayed, indicating that an operating system was not found but the server is
otherwise working correctly. If the server is not working correctly, see "Solving
Problems" in the
Installation Guide
for diagnostic information.
v
Observe good housekeeping in the area where you are working. Place removed
covers and other parts in a safe place.
18
System x3200 Types 4362 and 4363: User’s Guide