Polycom VVX 500 Business Media Phone User Guide
To change timeouts:
1Tap Settings from Home view, and tap Basic > Power Saving > Timeouts.
2Tap Office Hours Idle Timeout, and enter the number of minutes the phone should wait, during office hours, before starting
3Tap Off Hours Idle Timeout, and enter the number of minutes the phone should wait, during
4Tap User Input Idle Timeout, and enter the number of minutes the phone should wait after a key press or screen tap before starting
5Tap Save.
92