Battery Backup - System Memory - NEC Univerge SV8100 Features And Specifications Manual

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UNIVERGE SV8100

The battery on the CD-CP00-US retains the Clock/Calendar and Last Number Redial (LNR) buffers for

each station when the CD-CP00-US encounters a power loss. With a fully charged battery, the settings

are retained for approximately three years.

The system programmed memory (Customer Database) is stored in Nonvolatile Memory and can be

erased only by performing a First Initialization.

For additional storage time, the database and Caller ID History can be copied to the Compact Flash card on the

The battery on the CD-CP00-US should be removed during long term storage but must be

installed (protection against loss of power) just before blade installation to provide battery

backup for System Memory.

When fully charged, the battery retains System Memory for approximately three years.

You should replace the CD-CP00-US battery every three years.

During normal operation, the battery is continually recharged using a built-in charging

circuit from the CD-CP00-US.

To prevent loss of the Caller ID History, you should save the database before storing the

Battery backup on the CD-CP00-US does not protect the following:

Off-line Status (for programming system or station assignments)

Repeat Redial

Trunk Queuing/Camp-On

Caller ID History

Default Settings

 The battery must be installed on the CD-CP00-US prior to programming a customer database.

Battery Backup – System Memory