Emerson AXP1406 Manuale Utente

This document uses the following terms and abbreviations:

The following table describes the conventions used throughout this manual. 

FRU

Field Replaceable Unit. A module or component which will typically be replaced in its 
entirety as part of a field service repair operation.

FTM

Fan Tray Module. An FRU that provides cooling to the shelf.

IPMB

Intelligent Platform Management Bus. Name for the architecture, protocol, and 
implementation of a special bus that interconnects the baseboard and chassis 
electronics and provides a communications media for system platform management 
information. The bus is built on I

2

C and provides a communications path between 

“management controllers” such as the BMC, FPC, and HSC.

LPMI

Local Peripheral Manager Interface. 

LUN

Logical Unit Number. In the context of the Intelligent Platform Management Bus 
protocol, this is a subaddress that allows messages to be routed to different ‘logical 
units’ that reside behind the same I

2

C slave address.

PEM

Power Entry Module. An FRU that introduces power to the shelf.

SAM

Shelf Manager. An FRU that provides system management functions for shelf 
components.

SDR

Sensor Data Record. A data record that provides platform management sensor type, 
locations, event generation, and access information.

SEL

System Event Log. A non-volatile storage area and associated interfaces for storing 
system platform event information for later retrieval.

0x00000000

Typical notation for hexadecimal numbers (digits 
are 0 through F), for example used for addresses 
and offsets

0b0000

Same for binary numbers (digits are 0 and 1)

Used to emphasize a word

Screen

Used for on-screen output and code related 
elements or commands in body text

Used to characterize user input and to separate it 
from system output

Used for references and for table and figure 
descriptions

File > Exit

Notation for selecting a submenu

<text>

Notation for variables and keys

[text]

Notation for software buttons to click on the screen 
and parameter description