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BT Lyric 1100 – 4th Edition – 11th September ’03 – 5358
General information
Technical 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 other telephone line.
Your BT Lyric 1100 has a REN of 1. A total REN of 4 is allowed. If the total REN of 4 is
exceeded, the telephone may not ring.
With different telephone types there is no guarantee of ringing, even when the REN is
less than 4.
Only use approved the supplied mains power adaptor, item code: 876220.
If you have purchased the BT Lyric 1100 Twin, the item code for the charger mains power
supply is 003313.
Only use approved AAA NiMH rechargeable batteries.
5358 BT Lyric UG [3] 11/9/03 2:22 PM Page 51