3 manageability, 1 advanced system management interface – IBM P5 570 User Manual

Page 72

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p5-570 Technical Overview and Introduction

starting on the exterior of the system (System Attention LED) and ending with an LED near
the failing Field Replaceable Unit.

For more information about replaceable units, including videos, see:

http://publib16.boulder.ibm.com/pseries/en_US/infocenter/base/new.htm#cru

System Attention LED

The attention indicator is represented externally by an amber LED on the operator panel and
the back of the system unit. It is used to indicate that the system is in one of the following
states:

Normal state: LED is off.

Fault state: LED is on solid.

Identify state: LED is blinking.

Additional LEDs on I/O components, such as PCI-X slots and disk drives, provide status
information such as power, hot-swap, and need for service.

Concurrent Maintenance

Concurrent Maintenance provides replacement of the following parts while the system
remains running:

Disk drives

Cooling fans

Power Subsystems

PCI-X adapter cards

3.3 Manageability

Functions and tools that are provided for IBM

Sserver

p5 systems are described in the

following sections.

3.3.1 Advanced System Management Interface

With the system in power standby mode, or with an operating system in control of the
machine or controlling the related partition, the SP is working and checking the system for
errors, ensuring the connection to the HMC for manageability purposes.

With the system up and running, the SP provides the ability to view and change the power-on
settings using the Advanced System Management Interface (ASMI). Also, the surveillance
function of the SP is monitoring the operating system to confirm that it is still running and has
not stalled.

Figure 3-2 on page 61 shows an example of the ASMI accessed from the Web browser.

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