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Should you have to
replace the existing
plug, use a standard
(BS 1362) mains plug
fitted with a 3 Amp
fuse approved to BS
1362 and follow the
wiring instructions
below.

The wires in this
mains lead are
coloured in
accordance with the
following code:

BLUE - NEUTRAL

BROWN - LIVE

If the wires in the
mains lead may not
correspond with the
coloured markings
identifying the
terminals in your plug,
connect as follows:

The blue wire must be
connected to the
terminal marked with
the letter N or the
word ‘Black’.

The brown wire must
be connected to the
terminal marked with
the letter L or the
word ‘Red’.

No connection should
be made to the Earth
terminal marked with
the letter E or
coloured green or
green and yellow, or
marked by the safety
earth symbol.

If any other plug or
connection is used, a 
3 Amp fuse must be
fitted to either the plug
of the adaptor or in the
distribution board. If
in doubt, contact a
qualified electrician.

Do not allow your
clock radio to become
damp or wet.

Unplug from the
mains before cleaning
or moving.

Do not loosen or
remove any screws
other than those
specified in this guide.

Do not use your Clock
Telephone if the mains
power cord or 3-pin
plug is damaged.

Do not use your Clock
Telephone if it is
damaged in any way or

Wiring a mains plug

Safety Precautions

if it does not function
properly. Disconnect
the mains plug from
the wall socket and
consult your dealer.

Moisture condensation
- If your Clock
Telephone is moved
from a cold to a warm
enviroment, water in
the air will condense
on some parts of the
appliance and may
cause damage or
malfunction if the
equipment is used.
Allow at least two
hours for the Clock
Telephone to
acclimatise before
switching it on.

13

Duet 450 ~ Edition 3 ~ 1st October 98

Summary of Contents for DUET 450C

Page 1: ...Userfriendly Guide Duet 450 Clock Telephone...

Page 2: ...At a glance Lift flap...

Page 3: ...Use to set and change the time See page 11 PM light Comes on from midday to midnight AL light Comes on when the alarm has been set Clock Used when setting the time See page 11 Clock Alarm display Sho...

Page 4: ...e 2 Introduction 4 Installing your Duet 450 5 Clock Telephone Using the Telephone 8 Using the clock 11 Technical information 12 Index 14 In this user guide we ve included helpful tips and useful notes...

Page 5: ...right choice and expect that your machine will give you many years of quality service Please read the instructions carefully before use and keep this User Guide for future reference Date of purchase P...

Page 6: ...e is a fault on the line from your phone or on the network If your Duet 450 Clock Telephone is connected to a switchboard you may have to dial an access number before 999 or 112 to contact the emergen...

Page 7: ...ose enough to a phone and mains socket so that the cables will reach Do not stand it on carpets or other similar surfaces that generate fibres Do not cover or enclose the machine allow a free flow of...

Page 8: ...the attached 3 pin plug into the mains power socket Your Duet 450 is now ready for use The ringer volume switch is located on the side of the handset There are three settings HI A loud ring your Duet...

Page 9: ...number is stored Lift the handset Press the one touch memory button M1 M2 or M3 you want to dial The number is dialled automatically To store a phone number in the one touch memory 1 2 3 Lift the han...

Page 10: ...number The pause is stored in the memory When dialling normally pressing the REDIAL button will enter a pause in the number Lift the handset Press the QUICKDIAL button Press the 0 9 location under whi...

Page 11: ...stomers or 154 for business customers 8am 6pm Monday to Friday The secrecy button allows you to talk to someone whilst on a call without the person at the other end of the line hearing your conversati...

Page 12: ...for after midday the PM light comes on Turn the ALARM switch to ON The Alarm light comes on The alarm will now go off at the time you have set 1 1 1 1 2 3 4 2 3 4 To use the snooze button Please note...

Page 13: ...er Should the case of your clock telephone become soiled it can be cleaned with a warm not hot soapy mild detergent solution and then dried Stubborn stains can be removed by gently rubbing the area wi...

Page 14: ...mbol If any other plug or connection is used a 3 Amp fuse must be fitted to either the plug of the adaptor or in the distribution board If in doubt contact a qualified electrician Do not allow your cl...

Page 15: ...your Duet 450 Clock Telephone outside guarantee If your Duet 450 needs repair after the guarantee period has ended it must be repaired so as to remain compliant with the approval requirements for con...

Page 16: ...forms any part of any contract Touchtone is a registered trade mark of British Telecommunications plc in the UK British Telecommunications plc 1998 Registered Office 81 Newgate Street London EC1A 7AJ...

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