Multitech MVPGK1 Guía de usuario descargar pdf (Pagina 85)

86 MultiVOIP Gatekeeper User Guide

Ports that are capable of connecting to other apparatus are defined as SELV. To ensure conformity with

EN41003, ensure that these ports are only connected to ports of the same type on other apparatus.

Compliance with BS6305 Clause 6.2, BS6320 Clause 7.2, and BABT/

SITS/82/005S/D

a. The modem is suitable for connection to the Public Switched Telephone Network (PSTN)

provided by British Telecommunications plc or Kingston Communications (Hull) plc. Circuit

supply by British Communications, Mercury Communication, or Hull City Council. Only direct

exchange lines may be used, not shared service.

b. The modem is suitable for household, office, and similar general indoor use. It is not

suitable for use as an extension to a payphone.

c. BT lines supplied must support either loop disconnect or multifrequency tone signalling.

d. REN (Ringer Equivalence Number).

The REN value of a unit is calculated from 3/n where n is the total number of units which can

be connected in parallel which will still cause the standard bell (as defined in BS6305

Appendix D) to ring.

REN values of less than 0.3 cannot be assigned.

REN = 1

If a telephone or other device is connected in parallel with the modem, the combined REN must not

exceed 4. A BT supplied telephone can be assumed to have REN of 1.0 unless otherwise noted.

The approval of this modem for connection to the British Telecom public switched telephone network is

INVALIDATED if the apparatus is subject to any modification in any material way not authorized by

BABT or if it is used with or connected to:

i. internal software that has not been formally accepted BABT.

ii. external control software or external control apparatus which cause the operation of

the modem associated call set-up equipment to contravene the requirements of the

standard set out in BABT/SITS/82/005S/D.

All other apparatus connected to this modem and thereby connected directly or indirectly to the British

Telecom public switched telephone network must be approved apparatus as defined in Section 22 of

the British Telecommunications Act 1984.

Compliance with BS6789: Section 3.1 and Part 2

a. The modem is not capable of allowing Auto Call using '999' or other PABX emergency

numbers.

b. Modes other than modes 1, 2, or 3 should not be used on the BT PSTN. This modem

is a mode 1 device.

c. Users are advised to check the numbers entered during the Auto Call set up phase

prior to dialing.

d. The user should not issue any sequence of commands to the modem which would

cause the modem to exceed the maximum allowable pause of 8 seconds from the

time the modem goes off hook until dialing begins.

e. For correct operation of the call progress monitor, the power has to be properly connected

and switched on.

Compliance with BS6328 Part 1

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Multitech MVPGK1 Guía de usuario Pagina 85

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