Panasonic KX-FLM651 Operating Instructions Manual page 60

8. Programmable Features
Feature/Code
Resetting advanced
features to their default
settings
{#}{4}{5}{9}
58
Selection
{0} "NO" (default)
{1} "YES"
To reset the advanced features:
1. Press {MENU}.
2. Press {#}, then {4}{5}{9}.
3. Press {1} to select "YES".
4. Press {SET}.
5. Press {SET} again.
6. Press {MENU}.