PREFACE
Conventions and Acronyms
VX 520 GPRS CTLS I
NSTALLATION GUIDE 7
V
E
R
I
F
O
N
E
C
O
N
F
I
DE
N
T
I
A
L
T
EM
P
L
ATE
R
EV
F
LCD Liquid Crystal Display
LED Light Emitting Diode
MRA Merchandise Return Authorization
MSAM Micromodule-Size Security Access Module
PCI Payment Card Industry
PED PIN-Entry Devices
PIN Personal Identification Number
RAM Random Access Memory
RJ-11 Registered Jack 11
RJ-45 Registered Jack 45
RS-232 Recommended Standard 232
SAM Security Access Module
SIM Subscriber Identity Module
VPN VeriFone Part Number
Table 2 Acronym Definitions (continued)
Acronym Definitions