Step 1: De-Register handset
- On the handset, press the Ok button.
- Navigate to Settings > Registration > De-reg. Handset, Enter the PIN “0000” to confirm.
- Highlight the handset to de-register a press the Select button.
- When the De-register message appears, press Yes.
Step 2: Reset Handset
- On the handset, press the Ok button.
- Navigate to Settings > System Settings > Handset Rest. > OK
- When prompted, press Enter.
- Enter the PIN 0000 and press Yes.