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Programming 17
Positive Disconnect
Default setting is Enabled.
1. Enter Programming Mode.
2. To change setting to Disable, press 0.
3. To change setting to Enable, press 1.
S/W Reset
To clear all data:
1. Hang-up.
2. Press and hold the keypad buttons 1, 4, and 7 simultaneously.
3. While still holding the buttons, lift the handset.
4. On releasing the pressed buttons, all of the data will be cleared,
and previously stored settings will return to the factory-
installed defaults.