This method can take a few tries in order to be successful. If you do not see the "Enter Password" screen try again.
Polycom VVS Series
From the Main Idle Screen (Where you can make a call) Hold down the buttons relating to the phone model listed above until it beeps or says "Enter Password"
Models: VVX 300, 310, 400, 410, 500, 600: Press the 1, 3, and 5 dial pad keys
Make sure no Asterisks are on the screen, indicating that characters had already been typed in for the password.
If there are asterisks on the screen, press the << softkey on the screen to delete them.
From the Main Idle Screen (Where you can make a call), hold down the buttons relating to the phone model listed above until it beeps or says "Enter Password"
Models: 321, 331, 335, 450, SoundStation 5000 , 7000 and SoundStation Duo: Press 1, 3, 5, and 7 dial pad keys
Models: 550, 560, and 650, and VVX 1500: Press 4, 6, 8, and * dial pad keys
Models: 6000: Press 6, 8, and * dial pad keys
Make sure no Asterisks are on the screen, indicating that characters had already been typed in for the password.
If there are asterisks on the screen, press the << softkey to delete them.