IBM BladeCenter QS20 Problem Determination And Service Manual page 25

v The blade-error LED, information LED, and location LED can be turned off
through the BladeCenter Management Module Web interface.
v For additional information about errors, see Chapter 2, "Diagnostics and
troubleshooting," on page 9.
v This blade server does not have a keyboard/mouse/video select button.
Figure 3. Controls and LEDs
Blade-error LED: When this amber LED is lit, it indicates that a system error has
occurred in the blade server.
Information LED: Not supported.
Location LED: When this blue LED is lit, it has been turned on remotely by the
system administrator to aid in visually locating the blade server. The location LED
on the BladeCenter unit will be lit also.
Activity LED: When this green LED is lit, it indicates that there is network activity.
Power-on LED: This green LED indicates the power status of the blade server in
the following manner:
v Flashing rapidly - The service processor on the blade server is communicating
with the BladeCenter Management Module.
v Flashing slowly - The blade server has ac power but is not turned on.
v Lit continuously (steady) - The blade server has ac power and is turned on.
v Not lit. Power failure occurred on the blade server
CD
Blade-error
LED
Information
LED
Location
LED
Activity
LED
Power-on
LED
7
Chapter 1. Introduction