Troubleshooting - Time on the unit has shifted.

If you are subscribed to Caller ID from your phone company, the unit's date and time setting will be automatically adjust when caller information is received.

If you do not wish for this feature to work set the date to Manual

1. Press [MENU # 2 2 6] on the handset.
2. Press the arrow down ▼ to select "Manual".
3. Press [SAVE].

For informtion on how to manually set the clock, refer to the answer ""How to set up the telephone's date and time."