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20 Chapter 3 Preparing the handset for use
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Charging the battery pack for the first time
You must fully charge the rechargeable battery pack before you use your T7406E cordless handset
handset for the first time.
1 Slide the handset into the charger, making sure the handset and charger contacts touch.
Charging begins as soon as the handset is placed in the base station. The logo at the front of the
charging cradle lights up to indicate that the handset is properly seated and charging.
2 Allow the battery pack to charge for a minimum of three hours.
Installing the external battery charger
1 Plug the small end of the power adapter into the back of the battery charger.
2 Plug the other end of the power adapter into an AC outlet near the location of the charger.
3 Place one or two battery packs in the charger.
The red LED for each battery pack slot flashes to indicate that the battery is charging. The
Nortel logo lights. The LEDs turn green when the battery packs are fully charged.
Charging spare batteries in the external charger
1 To charge a battery pack, insert the battery pack into one of the available slots of the external
battery charger.
When the battery pack is properly inserted, the corresponding LED flashes for two seconds to
indicate whether or not the battery is accepted. If the battery is dead, the red LED flashes. The
flashing red LED indicates that the battery is now suitable for charging. If the battery is good,
the LED flashes red to indicate that charging is in process.
Warning: It is imperative that you follow the steps in this section when you first
initialize a base station and configure the first handset.