Kvm (Keyboard, Video, Mouse) Module Indicators And Input/Output Connectors - IBM BladeCenter T 8720 Installation And User Manual

KVM (keyboard, video, mouse) module indicators and input/output
connectors
The KVM module is a hot-swap module that is installed on the rear of the
BladeCenter T unit and is held in place by captive thumbscrews. This module
contains two PS/2 connectors for the keyboard and mouse, a system-status panel,
and an HD-15 video connector.
System-status LEDs: These LEDs provide status information for the BladeCenter
T unit.
v Power: When continuously lit, this green LED indicates the presence of power in
v Location: This blue LED is for system identification. A system administrator or
Alarm LEDs: These LEDs provide alarm notifications for the BladeCenter T unit.
v CRT (Critical alarm, amber (default) or red): When continuously lit, this LED
v MJR (Major alarm, amber (default) or red): When continuously lit, this LED
v MNR (Minor alarm, amber): When continuously lit, this LED indicates the
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BladeCenter T Types 8720 and 8730: Installation and User's Guide
Thumbscrew
Keyboard
Mouse
Power LED
the BladeCenter T unit. The LED turns off when the power source is interrupted.
Attention: If the power LED is off, it does not mean electrical power is not
present in the BladeCenter T unit. The LED might be burned out. To remove all
electrical power from the BladeCenter T unit, you must disconnect all power
cords from the rear of the BladeCenter T unit.
servicer uses this LED to locate a specific BladeCenter T unit for service or
repair. You can turn off the location LED through the Web interface or a remote
management console.
indicates the presence of a critical system fault. The system comes with amber
as the default. See the BladeCenter T Management Module User's Guide for
information on setting the color of this LED.
A critical system fault is an error or event that is unrecoverable. In this case, the
system cannot continue to operate. An example is the loss of a large section of
memory that causes the system to be incapable of operating.
indicates the presence of a major system fault. The system comes with amber as
the default. See the BladeCenter T Management Module User's Guide for
information on setting the color of this LED.
A major system fault is an error or event that has a discernible impact to system
operation. In this case, the system can continue to operate but with reduced
performance. An example is the loss of one of two mirrored disks.
presence of a minor system fault. A minor system fault is an error or event that
has little impact to system operation. An example is a correctable ECC error.
Major (MJR) alarm LED
Minor (MNR) alarm LED
CRT MNR
MJR
Video
Critical (CRT) alarm LED
Location LED