12
Appendix
Energy-saving charging mode
When rst purchased and properly installed for charging (see Battery installation on page 2), put
the handset in the handset charger to charge. The energy-saving charging mode is activated
while charging.
When this mode is activated, all telephone functions, except handset battery charging,
will be disabled.
If you have registered the handset to the DS6421/DS6472 base, follow the instructions below to
activate and deactivate the energy-saving charging mode.
To activate the energy-saving charging mode:
Unplug the telephone base power adapter from the power outlet. Make sure all handsets are
plugged with charged batteries before proceeding.
While you press and hold /FIND HANDSET, plug the telephone base power adapter back to
the power outlet.
After about 20 seconds, when the IN USE light starts ashing, release /FIND HANDSET
and then press it again within 2 seconds.
When the phone successfully enters the energy-saving charging mode, the IN USE light
turns off and all handsets display Put handset on BASE to register.
When the phone fails to enter this mode, repeat Step 1 through Step 3 above.
Note: The telephone base will be powered up as normal if you fail to press /FIND HANDSET within
2 seconds in Step 3.
To deactivate the energy-saving charging mode:
Unplug the telephone base power adapter from the power outlet, then plug it back in.
Then the telephone base is powered up as normal.
Register your handsets back to the telephone base. See page 4 for handset
registration instructions.
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