BT Quartet 1500 - Manual (Page 9)

Setting up the charger
1. Plug the power adaptor cable into the underside of
the charger.
2. Plug the power adaptor into the mains wall socket and
switch the power on.
3. Install the 2 x AAA rechargeable batteries supplied into
the handset.
4. Place the handset in the charger and charge the handset
for at least 16 hours. The red Charging light on the
charger comes on.
Once the batteries are charged, the icon will flash in
the handset display.
Once the handset registers with the base, the icon
stops flashing.
Your BT Studio 1500 is ready for use.
9 Getting started