Datum Systems M7 Series - Page 189

M7/M7L/M7LT Modular Satellite Modem Maintenance
M7/M7L/M7LT - Rev. 0.05 4-19
4.7.6. Manual
4.7.6.1. What do the abbreviations on the front panel and in the manual mean?
A good example is the display and manual representation "Redundcy SW Rqst". Unfortunately the
display does not hold enough characters to display the full text of "Redundancy Switch Request".
Following is a list of abbreviations used.
Abbreviation
Full Text
1:1, 1:N, M:N
One for One, One for N and M for N. All
redundancy switch types.
ACR
Automatic Configuration Recovery
AFC
Automatic Frequency Control
AGC
Automatic Gain Control
ALC
Automatic Level Control
Alm
Alarm
Alt
Alternate
AUPC
Automatic Uplink Power Control
AUFC
Automatic Uplink Frequency Control
BER, BERT
Bit Error Rate, Bit Error Rate Test
BUC
Block Up-Converter
Cal
Calibrate
Clk
Clock
Config
Configuration
Cntst
Contrast
CXR
Carrier
Dem
Demodulator
Dif
Differential
ESC
Engineering Service Channel
Erred
Errored
FEC
Forward Error Correction
Freq, Frq
Frequency
Frmt
Format
HSSI
High Speed Serial Interface (used with routers)
IDcOff, QDcOff
I and Q channel DC Offset
I/O
Input/Output
Intf
Interface
Keybrd
Keyboard
LCD
Liquid Crystal Display
LDPC & FLDPC
(Flexible) Low Density Parity Check FEC
LNB
Low Noise Block downconverter
LO
Local Oscillator
Loopbck
Loop-back