Specifications

<C#>-D V.3229 / V.3229L
<Re
f
erence>
A
bbreviations and Acronyms
Loopback Options
LCD
Liquid Crystal Display OR
Line Current Disconnect
LDL
Local Digital Loopback
LDM
Limited-Distance Modem
LED
Light Emitting Diode
LF
Line Feed
LINK
Analog Telephone Line
Connection
LL
Local Loopback
LO
Line Occupancy
LRC
Longitudinal Redundancy
Check
LSD
Long Space Disconnect
LSI
Large-Scale Integrated (cir-
cuit)
LSO
List of Stored Options
LSV
List Version
LT
Loop or Link Termination
M
mA
Milliamps
MHz
MegaHertz
Modem
Modulator / Demodulator
MR
Modem Ready
MR/RI
Modem Ready / Ring Indi-
cate
ms
Millisecond
MUX
Multiplexer
N
NAK
Negative Acknowledgment
NET STAT
Network Status
NRZ
NonReturntoZero
NRZI
NonReturntoZeroInverted
NS
No Signal
NT
Network Termination
O
OH
Off Hook
OS
Out-of-Service
P
PBX
Private Branch Exchange
PC
Personal Computer
pc
Printed circuit (board)
PIW
Power Indication
PN
Pseudo random
PND
Present Next Digit
POTS
Plain Old Telephone Service
PRI
Primary
PRO
Program Option
PROG, PR
Programmable
PROM
Programmable Read Only
Memory
PRP
Restored Factory Straps
PR/TM
Power / Test Mode / Error
PSK
Phase Shift Keying
PSTN
Public Service Telephone
Network