IBM 72332MU Installation Guide - Page 83

Remind button, Light path diagnostics panel, The server is powered back on.

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Memory hot-swap enabled LED Memory-card/DIMM error LED Memory-card power LED Memory-card only error LED Visible from top of memory card DIMM 1 error LED DIMM 2 error LED DIMM 3 error LED DIMM 4 error LED DIMM 5 error LED DIMM 6 error LED DIMM 7 error LED DIMM 8 error LED Light path diagnostics button Light path diagnostics button power LED Remind button You can use the remind button on the light path diagnostics panel to put the system-error LED on the operator information panel into Remind mode. When you press the remind button, you acknowledge the error but indicate that you will not take immediate action. The system-error LED flashes while it is in Remind mode and stays in Remind mode until one of the following conditions occurs: v All known errors or suboptimal conditions are corrected. v The server is powered back on. v A new error or suboptimal condition occurs, causing the system-error LED to be lit again. In multi-node configurations, you can also press this button during startup to start the server as a stand-alone server. You can also use the remind button to turn off the LOG LED on the light path diagnostics panel and the information LED. Light path diagnostics panel The following table lists the LEDs on the light path diagnostics panel, the problems that they indicate, and actions to solve the problems. Chapter 6. Solving problems 71

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DIMM 1 error LED
DIMM 2 error LED
DIMM 3 error LED
DIMM 4 error LED
DIMM 5 error LED
DIMM 6 error LED
DIMM 7 error LED
DIMM 8 error LED
Memory hot-swap enabled LED
Memory-card/DIMM error LED
Memory-card power LED
Memory-card only error LED
Light path diagnostics button
Light path diagnostics button power LED
Visible from top of
memory card
Remind button
You can use the remind button on the light path diagnostics panel to put the
system-error LED on the operator information panel into Remind mode. When you
press the remind button, you acknowledge the error but indicate that you will not
take immediate action. The system-error LED flashes while it is in Remind mode
and stays in Remind mode until one of the following conditions occurs:
v
All known errors or suboptimal conditions are corrected.
v
The server is powered back on.
v
A new error or suboptimal condition occurs, causing the system-error LED to be
lit again.
In multi-node configurations, you can also press this button during startup to start
the server as a stand-alone server.
You can also use the remind button to turn off the LOG LED on the light path
diagnostics panel and the information LED.
Light path diagnostics panel
The following table lists the LEDs on the light path diagnostics panel, the problems
that they indicate, and actions to solve the problems.
Chapter 6. Solving problems
71