Technical information Connection information

Response 15+ - Edition 5 – 26th October ’00

Technical information

Connection information

How many telephones can you have?

All items of telephone equipment have a Ringer Equivalence Number (REN), which is used to calculate the number of items which may be connected to any one telephone line. Your Response 15 Plus has a REN of 1. A total REN of 4 is allowed, if the total REN of 4 is exceeded, the telephones may not ring. With different telephone types there is no guarantee of ringing, even when the REN is less than 4.

Only use approved power supply, item code 872300.

This equipment complies with the essential requirement of the Radio Equipment and Telecommunications Terminal Equipment Directive, 1999/5/E.

The Response 15 Plus is intended to be connected to analogue networks and private switching systems in the United Kingdom.

It may also be connected to switching systems that use tone (MF) or pulse (LD) signalling, with earth or timed break recall. If in doubt, your switch supplier or maintainer should be able to offer help. Advice on connection to BT switching systems can be obtained by dialling BT Freefone 0800 800 152.

If you do not have a compatible switchboard, it cannot be guaranteed that your Response 15 Plus will operate correctly under all possible conditions of connection.

Switchboard compatibility

If the power fails

This product is intended for use within the UK for connection to the public telephone network and compatible switchboards, which support tone dialling and time break recall. If in doubt please consult your service provider.

WARNING

The apparatus is only designed to be operated in a normal office or domestic environment where the relative humidity does not exceed 60%. It should not be used in bathrooms or near water.

If the battery warning light was not lit before the power was lost, all information should be retained for at least one hour (up to 6 hours for a fresh alkaline battery)

If the light was on, data may be lost even if a back-up battery was installed.

If no battery was installed, all information will be lost and the Response 15 Plus will power up as new when power is restored.