LG Electronics VX3400 manual Channels, and control protocols, Service providers and be set to

GPS	Global Positioning System is a system of
	satellites, computers, and receivers able
	to determine the latitude and longitude
	of a specific receiver on Earth. Position
	is calculated using time and distance.
IS 2000	Type of digital signaling. It's the second
	generation of CDMA digital cellular, an
	extension of IS-95. Differences between
	signaling types have to do with pilot
	signal and links to provide more traffic
	channels, and control protocols.
NAM	Number Assignment Module is how the
	phone stores the phone number and its
	electronic serial number. A multiple
	NAM phone can register with multiple
	service providers and be set to
	automatically switch between
	programmed phone numbers for service
	provider areas.
SID	System Identification is a number
	transmitted by base stations to identify a
	wireless system which conforms to a
	TIA cellular or PCS standard.

	SID is used by mobile phones to
	recognize when they are in their home
	system and can be used for billing
	purposes as a unique identification of
	the serving system.
SMS	Short Message Service is a service
	available on most digital mobile phones
	to send messages between phones or
	other devices. Messages are routed a
	Short Message Service Center (SMSC),
	which attempts to send the message
	and, if unsuccessful, possibly retry at a
	later time. Message delays or message
	loss is possible, especially when
	sending between networks. Users can
	request delivery confirmation reports.
TTY	Teletypewriter. An electromechanical
	typewriter that either transmits or
	receives messages coded in electrical
	signals. A phone with TTY support is
	able to translate typed characters to
	voice or translate voice into characters
	to display on the TTY.

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