PREFACE
Conventions and Acronyms
8 OMNI 5XXX AND V
X
5XX/V
X
610 INSTALLATION GUIDE
LED Light Emitting Diode
MRA Merchandise Return Authorization
MSAM Micromodule-Size Security Access Module
PED PIN-Entry Devices
PIN Personal Identification Number
RJ45 Registered Jack 45
RS-232 Recommended Standard 232
SAM Security Access Module
VPN VeriFone Part Number
Wi-Fi Wireless Fidelity
Table 2 Acronym Definitions (continued)
Acronym Definitions