Panasonic ICX Section 700 Technical Manual page 206

Chapter 5. Key Telephone Features
Operation
To enter or cancel Zip Mode:
1. Press the ON/OFF key.
2. Press the PROG key and dial 80.
OR...
Press the ZIP key.
3. Press the ON/OFF key.
Hardware Requirements
• N/A
Considerations
• Call forward takes precedence over zip mode.
206
Action
ICX (International), issued March/1999
Section 700 - Operation
Result
When entering Zip mode, ZIP Mode On
displays
When cancelling Zip mode, ZIP Mode
Off displays
ICX-35-700