Справочник Пользователя для Ingenico iCT220

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MODEM
General Description
The Terminal has an integral modem that allows the Terminal to transfer transaction data to card 
companies host computer systems.
The internal modem supports: CCITT V22bis/V22/V21/V32, V32bis, V34 data transfer protocols.
It has an automatic dialling facility.
Disclaimer
This equipment has been designed for connection to the local Public Switched Telephone Network 
(PSTN). The apparatus must not be subjected to any modification, in any material way, unless 
authorised by Ingenico. Nor must it be used with:
Internal Modem Software that has not been formally accepted by the manufacturer.
External control Software or external control equipment which causes operation of the modem or 
associated call set up equipment to contravene the requirements of the PSTN Network.
Systems to which the Modem may be connected
This Modem is only approved for connection to the following telecommunications systems:
The Public Switched Telephone Network (PSTN).
Any equivalent service run by any Licensed Telecommunications Network Operator.
Private Branch Exchange (PABX) extensions, being a Branch Telecommunications System operating 
under a license.
The Modem is not suitable for shared service or 1+1 carrier systems nor as an extension to a 
pay-phone.
Note: It cannot be guaranteed that the Modem will operate correctly under all possible conditions of 
connection to PABX’s. Any cases of difficulty should be referred in the first instance to Ingenico.
Connection
The modem is connected to the PSTN via a standard plug and flexible cord, which requires a suitable 
compatible socket (and adaptor if required).
Terminals connected to phone lines where a broadband service is present must be connected through 
an ADSL microfilter.
Dialling
This modem is suitable only for connection to direct exchange and/or PABX lines which provide Dual
Tone Multi Frequency (DTMF) dialling facilities.
Ringer Equivalence Number (REN)
To determine the total number of items of apparatus that should be connected simultaneously to an 
exclusive PSTN line, the total REN values of each of the items of apparatus connected to the line should 
not exceed the maximum REN value 4.0. This value includes any Network operator provided 
instrument, each of which is assumed to have a REN value of 1.0 unless otherwise marked.