IBM 8852 User Guide - Page 28

BladeCenter components, controls, and LEDs, Front view, Power modules

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BladeCenter components, controls, and LEDs This section identifies the components, controls, and LEDs on the front and rear of the BladeCenter unit. Front view This section identifies the components, controls, and LEDs on the front of the BladeCenter unit. Power module 1 Power module bay 3 Blade server control panel Media tray Front system LED panel System service cards Optical drive activity LED Optical drive eject button USB connectors Power module 2 Power modules The following illustration shows the LEDs on each power module. AC power LED Power module error LED Power module bay 4 DC power LED Fan error LED The LEDs on each power module indicate the condition of the power module and fan pack. Note: The orientation of the power module shown in the illustration is for one of the top power-modules. The orientation for modules in 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. v AC power LED: When this green LED is lit, ac input to the power module is present and within specifications. During typical operation, both the ac power and dc power LEDs are lit. 12 BladeCenter H Type 8852, 7989, and 1886: Installation and User's Guide

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BladeCenter components, controls, and LEDs
This section identifies the components, controls, and LEDs on the front and rear of
the BladeCenter unit.
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.
Note:
The orientation of the power module shown in the illustration is for one of the
top power-modules. The orientation for modules in 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.
v
AC power LED:
When this green LED is lit, ac input to the power module is
present and within specifications. During typical operation, both the ac power and
dc power LEDs are lit.
12
BladeCenter H Type 8852, 7989, and 1886: Installation and User’s Guide