Synergy 4000 – Edition 3 – 15.05.06 – 7372
8 GeneralSection information
IMPORTANT
This equipment is not designed for making emergency telephone call when the power fails. Alternative arrangements should be made for access to emergency services.
Replacing the handset batteries
Safety information
•Only use the power supply suitable for the BT Synergy 4000 range. Using an unauthorised power supply will invalidate your guarantee and may damage the telephone. The item code for the charger mains power supply is 025231.
After a time, you may find that the handset batteries are running out of charge more quickly. This is a standard sign of wear and the batteries will need replacing.
1.Push the battery compartment cover in the direction the arrow shows and lift off.
2.Take out the old batteries and replace with 2 new AAA NiMH batteries.
3.Push the battery compartment cover back on until it clicks into place.
New batteries should be rechargeable: Nickel Metal Hydride (NiMH), size AAA, capacity 750mAh.
Spare rechargeable batteries are available from the BT Synergy Helpline 0870 605 8047.
•Use only the approved rechargeable batteries supplied. Spare rechargeable batteries are available from the BT Synergy Helpline on 0870 605 8047.
•Do not open the handset (except to replace the handset batteries) or the charger. This could expose you to high voltages or other risks. Contact the Helpline on 0870 605 8047 for all repairs.
•If the keylock is switched on, it is NOT possible to make calls, including to the emergency numbers (999/112).
•Radio signal transmitted between the handset and base may cause interference to hearing aids.
WARNING
Do not immerse batteries in water or throw them into a fire, or dispose of them with ordinary domestic refuse.
BT accepts no responsibility for damage caused to your BT Synergy 4000 by using any other types of batteries.
•It is recommended that advice from a qualified expert be sought before using this product in the vicinity of emergency/intensive care medical equipment.
•It is recommended that if you have a pacemaker fitted you check with a medical expert before using this product.
•Your product may interfere with other electrical equipment, e.g. TV and radio sets, clock/alarms and computers if placed too close. It is recommended that you place your product at
If you experience any problems, please call the Helpline on 0870 605 8047 or email bt.helpdesk@suncorptech.com