Nortel Millennium multi-pay M1211, Installation, Operation And Maintenance Manual

Page: 331 / 350

Glossary G-7
pre-paid integrated circuit card (PICC)
Also known as a smart card, telecard, or chip card. Users buy the
cards and use them to pay for telephone calls by inserting them into
the card reader. They contain an Electrically Erasable Program­
mable Read-Only Memory chip that records the value of the card.
This value decreases as the card is used.
printed-circuit pack (PCP)
These are boards which contain the firmware chips, electronic
circuitry, modem chips, memory, etc. which activate the various
modules in the terminal. The two main PCPs are the control and
telephony PCPs, which are the central functioning control center of
the terminal.
PSN
See packet-switched network.
PSTN
See public switched telephone network.
RAM
See random access memory
random access memory (RAM)
Random access memory is memory used for temporary storage of
information while a process occurs, such as during card validation.
receive
One of two subfunctions of the speech function of the telephone set.
The telephone receives a message by converting electrical signals
into sound waves.
REN
See Ringer Equivalence Number.
Ringer Equivalence Number
The number found on an FCC registration label which is used to
determine the maximum number of devices that can be handled by
a phone line.
smart card
See pre-paid integrated circuit card (PICC).
Millennium multi-pay terminal installation, operation, and maintenance guide