Siemens SIMATIC IPC677D Operating Instructions Manual page 179

Abbreviation Term
HDD Hard Disk Drive
HU Height unit
HMI Human Machine Interface
HORM Hibernate Once - Resume Many
HT Hyper-Threading
HTML Hyper Text Markup Language
HTTP Hypertext Transfer Protocol
Hardware Hardware
IAMT Intel Active Management Technology
I/O Input/Output
IAA Intel Application Accelerator
IDE Integrated Device Electronics
IEC International Electronical Commission
IGD Integrated Graphics Device
IP Ingress Protection
IR Infrared
IRDA Infrared Data Association
IRQ Interrupt Request
ISA Industry Standard Architecture
ITE Information Technology Equipment
L2C Level 2 cache
LAN Local Area Network
LCD Liquid Crystal Display
LED Light Emitting Diode
LPT Line Printer
LVDS Low Voltage Differential Signaling
LW Drive
MAC Media access control
MC Memory Card
MLFB Machine-readable product designation
MMC Micro Memory Card
MPI Multipoint-capable interface for programming
devices
MRAM Magnetoresistive Random Access Memory
MS-DOS Microsoft Disc Operating System
MTBF Mean Time Between Failures
MUI Multilanguage User Interface
NA Not Applicable
SIMATIC IPC677D
Operating Instructions, 09/2014, A5E32995420-AC
Meaning
Hard disk drive
User interface
Script language for creating Internet pages.
Protocol for data transfer on the Internet
Technology that permits the diagnostics, manage-
ment and remote control of PCs
Data input/output on computers
Degree of protection
Infrared
Standard for data transfer via IR module
Interrupt request
Bus for expansion modules
Computer network that is limited to a local area.
Liquid crystal display
Light emitting diode
Printer port
Media access control
Memory card in credit card format
Memory card of the format 32 mm x 24.5 mm
Non-volatile data memory. Data memory is retained
without external power supply.
Multilanguage operating system with Windows with
language toggling; 5 languages: German, English,
French, Spanish and Italian
List of abbreviations
B.1 Abbreviations
179