
Offices worldwide
The services described in this publication are subject to availability and may be 
modified from time to time. Services and equipment are supplied subject to 
British Telecommunications plc’s respective standard conditions of contract. 
Nothing in this publication forms any part of a contract.
© British Telecommunications plc 2013.
Registered Office: 81 Newgate Street, London EC1A 7AJ. 
Registered in England No. 1800000.
Designed and produced by The Art & Design Partnership Ltd.
Printed in China / Issue 1 / ADP06-13
 2  Charge
1  Activate the batteries by pulling the plastic 
tab away from the back of the handset.
2  Place the handset on the base to charge.
3  After 24 hours, plug the telephone line cord 
into the telephone wall socket.
Important: We recommend that you charge the handset batteries 
for 24 hours before first use.
Set up your additional handsets (multipacks only)
1  For additional handsets and chargers: plug the mains power adaptor connector 
(item code 052300) into the back of the charger and plug the other end into the 
mains wall socket and switch the power on.
2  Activate the batteries as explained above.
3  Place the handset on the charger to charge for 24 hours.
If you ever need to remove the batteries, simply slide open the battery 
compartment cover and using the finger holes grip the batteries and pull them out.
Your BT3710 is now ready for use.
Please 
turn 
over
Important: Only use the mains power adaptors, cables and rechargeable batteries 
supplied in this box, or this product may not work. Any replacement rechargeable 
batteries must be of the same type. BT accepts no responsibility for damage 
caused to your BT3710 by using any other type of batteries.
Check box contents
Calls
Redial
Secrecy
Menu
C
o
n
f
B
T
3
7
1
0
Calls
Redial
Secrecy
Menu
C
o
n
f
Skip
Skip
Del.
Find
Stop
Vol.
Answer
On Off
Play
Handset
Handset Charger
Mains 
power adaptor 
(item code 052299)
Mains 
power adaptor 
(item code 052300)
Base
Contents for each additional handset (multipacks only)
 1  Plug in
The answering machine will switch on and default to ‘Answer and record’ mode and 
the message counter will show 
0
. 
2x AAA Ni-MH 550mAh 
rechargeable batteries 
(already in handset)
2x AAA Ni-MH 550mAh 
rechargeable batteries 
(already in handset)
Rechargeable batteries
already fitted
Remove this tab
and charge batteries
for 24 hours before use.
Telephone line cord 
(pre-installed)
2  Plug in the mains 
power adaptor 
(item code 052299). 
Secure the power 
adaptor cable behind 
the retaining clip on 
the back of the base.
3  Plug the other end of the 
power adaptor into the 
wall socket and switch on.
1  The telephone line cord 
is pre-installed but don’t 
plug the other end into 
the wall socket yet.
 Retaining clip
1  Plug in
2  Charge
3  Go!
If you’d like further help, or to view the full user guide, please visit our website  
bt.com/producthelp or call our helpdesk on 0808 100 6556*
* Calls made from within the UK mainland network are free. Mobile and International call costs may vary.
User Guide
98%
For a Better Future
We’re always looking to make our products last longer 
and use less power, so we don’t have such a big impact 
on the environment.
To find out about what we are doing, visit  
bt.com/betterfuture
General information
For information on safety instructions, 
cleaning, technical information or 
connecting to a switchboard, please  
refer to the ‘General Information’  
section in the full user guide at  
bt.com/producthelp
Guarantee
Your BT3710 is guaranteed for a period of 12 months 
from the date of purchase.
Subject to the terms listed below, the guarantee 
will provide for the repair of, or at BT’s or its agent’s 
discretion the option to replace the BT3710, or any 
component thereof, (other than batteries), which is 
identified as faulty or below standard, or as a result of 
inferior workmanship or materials. Products over 28 
days old from the date of purchase may be replaced 
with a refurbished or repaired product.
The conditions of this guarantee are:
• The guarantee shall only apply to defects that  
occur within the 12 month guarantee period.
• Proof of purchase is required.
• The equipment is returned to BT or its agent  
as instructed.
This guarantee does not cover any faults or defects 
caused by accidents, misuse, fair wear and tear, 
neglect, tampering with the equipment, or any 
attempt at adjustment or repair other than through 
approved agents.
This guarantee does not affect your statutory rights.
To find out what to do, if your phone is in or outside 
of the 12 month guarantee, please look in the full user 
guide at bt.com/producthelp
How to recycle your equipment
The symbol shown here and on the product  
means that the product is classed as electrical  
or electronic equipment, so DO NOT put it in  
your normal rubbish bin. 
It’s all part of the Waste Electrical and Electronic 
Equipment (WEEE) Directive to recycle products in 
the best way – to be kinder to the planet, get rid of 
dangerous things more safely and bury less rubbish  
in the ground.
You should contact your retailer or supplier for 
advice on how to dispose of this product in an 
environmentally friendly way.
Warning
You won’t be able to call 999 from this phone if  
there’s a power cut, so make sure you’ve got  
another way to call for help in an emergency.
R&TTE Directive & Declaration of Conformity
This product is intended for use within the UK for 
connection to the public telephone network and 
compatible switchboards.
This equipment complies with the essential requirements 
for the Radio Equipment and Telecommunications 
Terminal Equipment Directive (1999/5/EC).
For a copy of the Declaration of Conformity 
please refer to bt.com/producthelp
BT3710
Digital Cordless Phone with Answering Machine
Setting up is easy. Just follow the simple steps in this guide.