IBM 8852 - BladeCenter H Rack-mountable, Руководство по обслуживанию

Страница: 19 / 88

Controls, LEDs, and connectors
This section identifies the components, controls, and LEDs on the front and rear of
the BladeCenter unit.
Note: The illustrations in this document might differ from your hardware.
Front view
This section identifies the components, controls, and LEDs on the front of the
BladeCenter unit.
Front system
LED panel
Optical drive
eject button
Blade
server
control
panel
USB connectors
Optical drive
activity LED
System
service
cards
Power module 1 Power module
bay 3
Media tray
Power module 2 Power module
bay 4
Power modules
The following illustration shows the LEDs on each power module.
Fan error LED
Power module error LED
AC power LED
DC power LED
The LEDs on each power module indicate the condition of the power module and
fan pack. For additional information, see “Light path diagnostic LEDs” on page 17.
Note: The orientation of the power module shown in the illustration is for a
module that is installed in one of the top power-module bays. The orientation for a
module that is installed in one of the bottom power-module bays is rotated 180°.
v DC power LED: When this green LED is lit, the dc output from the power
module to the other components and blade servers is present and within
specifications. During typical operation, both the ac power and dc power LEDs
are lit.
Chapter 1. Introduction
5