Power Save Mode; Energywise Mode - Cisco 8961 Administration Manual

Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network

Power Save Mode

In Power Save mode, the backlight on the screen is not lit when the phone is not in use. The phone
remains in Power Save mode for the scheduled duration or until the user lifts the handset or presses any
button. In the Phone Configuration window on Cisco Unified Communications Administration,
configure the following parameters.
•
•
•
•

EnergyWise Mode

In addition to Power Save mode, the Cisco Unified IP Phone 8961, 9951, and 9971 support Cisco
EnergyWise (Power Save Plus). When your network contains an EnergyWise (EW) controller (for
example, a Cisco switch with the EnergyWise feature enabled), you can configure these phones to sleep
(power down) and wake (power up) on a schedule to further reduce your power consumption.
You set up each phone to enable or disable the EnergyWise settings. If EnergyWise is enabled, you
configure a sleep and wake time, as well as other parameters. These parameters are sent to the phone as
part of the phone configuration XML file. In the Phone Configuration window on Cisco Unified
Communications Administration, configure the following parameters
•
•
•
•
•
•
•
•
When a phone is sleeping, the power sourcing equipment (PSE) provides minimal power to the phone
to illuminate the Select key, and the Select key can be used to wake up the phone when it is sleeping.
Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 8.6 (SIP)
Days Display Not Active—Specify the days that the backlight remains inactive.
Display on Time—Schedule the time of day that the backlight automatically activates. on the days
listed in the off schedule.
Display on Duration—Indicates the length of time that the backlight is active after the backlight is
enabled by the programmed schedule
Display Idle Timeout—Defines the period of user inactivity on the phone before the backlight is
turned off.
Enable Power Save Plus—Selects the schedule of days for which the phone powers off.
Phone On Time—Determines when the phone automatically turns on for the days selected in the
Enable Power Save Plus field.
Phone Off Time—The time of day that the phone powers down for the days selected in the Enable
Power Save Plus field.
Phone Off Idle Timeout—The length of time that the phone must be idle before the phone powers
down.
Enable Audio Alert—When enabled, instructs the phone to play an audible alert starting at 10
minutes before to the time specified in the Phone Off Time field.
EnergyWise Domain—The EnergyWise domain that the phone is in.
EnergyWise Secret—The security secret password that is used to communicate within the
EnergyWise domain.
Allow EnergyWise Overrides—Determines whether you allow the EnergyWise domain controller
policy to send power level updates to the phones.
Providing Power to the Cisco Unified IP Phone
2-5