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3. Press the 5 or 6 button until the arrow in the display points to the DE-
REGISTER.
4. Press the PROGRAM/OK button to go to DE-REGISTER. The display shows:
5. Press the 5 or 6 button to move the arrow in the display to YES?
NOTE: Select YES to de-register, or NO to exit.
6. Press the PROGRAM/OK button to confirm your selection. The display shows:
7. Place the handset on the base cradle.
If de-registration is successful, the display shows:
If the de-registration fails, after 15 seconds, the handset shows: