IBM 8852 - BladeCenter H Rack-mountable, Service Manual

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– System-error: When this amber LED is lit, it indicates that a system error has
occurred, such as a failed module or a system error in a blade server. An LED
on one of the components or on a blade server is also lit to further isolate the
error. (See Chapter 2, “Diagnostics,” on page 11 for more information.)
v
Optical-drive activity LED: When this LED is lit, it indicates that the optical
drive is in use.
v Optical-drive eject button: Press this button to release a disc from the optical
drive.
v
USB connectors: Use these connectors to attach external USB devices.
System service cards
These cards contain system service instructions and a writable area. They slide in
and out of the storage location on the left side of the BladeCenter unit.
Blade server control panel
This panel contains indicators and controls for the blade server. See the
documentation that comes with your blade server for information about the blade
server control panel.
Rear view
This section identifies the components, connectors, and indicators on the rear of the
BladeCenter unit.
I/O module bay 4
I/O module bay 3
I/O module bay 2
I/O module bay 6
I/O module bay 1
I/O module bay 7
I/O module bay 9
I/O module bay 8
I/O module bay 10
I/O module bay 5
Power connector 2
Power connector 1
Management
module 1
Management
module bay 2
Blower module 1
Blower module 1
error LED
Blower module 2
error LED
Blower module 2
Rear system
LED panel
Serial connector
Power connectors
Connect a power cord from each power connector to a 220-volt power distribution
unit (PDU) or an appropriate electrical outlet.
I/O modules
See the documentation that comes with each I/O module for a description of the
LEDs and connectors on the I/O module.
Chapter 1. Introduction
7