Lenovo ThinkPad E555 (English) Hardware Maintenance Manual - Page 105

Appendix B. Abbreviation and acronym table - bios

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Appendix B. Abbreviation and acronym table The following table lists some abbreviations and acronyms which might be used in this manual. Abbreviation 3G BGA BIOS CMOS COA CRC CRT CRU CTO EAIA ECA EEPROM EFI EPO ESD EU FCC FRU GAV GPU HDD HDMI ICs ICCID ISO LAN LCD MAC MT MTM PC PCH POST RAM Term third generation of mobile telecommunications technology Ball Grid Array basic input/output system complementary metal-oxide semiconductor Certificate of Authentication cyclic redundancy check cathode ray tube customer-replaceable unit Configure To Order Enhanced Asset Information Area Engineering Change Announcements Electrically Erasable Programmable Read-Only Memory Extensible Firmware Interface emergency power-off electrostatic discharge European Union Federal Communications Commission Field Replaceable Unit General Announce Variant graphics processing unit hard disk drive high-definition multimedia interface integrated circuits integrate circuit card identity International Standardization Organization local area network liquid crystal display media access control machine type machine type and model personal computer Platform Controller Hub power-on self-test random-access memory © Copyright Lenovo 2014 99

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Appendix B. Abbreviation and acronym table
The following table lists some abbreviations and acronyms which might be used in this manual.
Abbreviation
Term
3G
third generation of mobile telecommunications technology
BGA
Ball Grid Array
BIOS
basic input/output system
CMOS
complementary metal-oxide semiconductor
COA
Certificate of Authentication
CRC
cyclic redundancy check
CRT
cathode ray tube
CRU
customer-replaceable unit
CTO
Configure To Order
EAIA
Enhanced Asset Information Area
ECA
Engineering Change Announcements
EEPROM
Electrically Erasable Programmable Read-Only Memory
EFI
Extensible Firmware Interface
EPO
emergency power-off
ESD
electrostatic discharge
EU
European Union
FCC
Federal Communications Commission
FRU
Field Replaceable Unit
GAV
General Announce Variant
GPU
graphics processing unit
HDD
hard disk drive
HDMI
high-definition multimedia interface
ICs
integrated circuits
ICCID
integrate circuit card identity
ISO
International Standardization Organization
LAN
local area network
LCD
liquid crystal display
MAC
media access control
MT
machine type
MTM
machine type and model
PC
personal computer
PCH
Platform Controller Hub
POST
power-on self-test
RAM
random-access memory
© Copyright Lenovo 2014
99