User's Manual

Table Of Contents

If a DCU is connected to the secondary device, it will display a prompt indicating that it is a dummy DCU,

but will otherwise not function.

Note

When using a Sound Base in Linked Mode, the primary base unit must be connected using the

CP-PWR-CUBE-3 external power supply.

Caution

If two devices are linked after both are registered, the user can select which is the primary device.

A secondary device receives upgrades to firmware seamlessly from the primary device.

Link IP Phones

Linked Mode is set up by using a daisy cable to connect two Cisco Unified IP Phone 8831 Sound Base units.

This procedure describes the best practice for connecting the two units.

Procedure

Step 1

Connect the DCU to the conference station to be used as the primary unit.

Step 2

Connect the network cable to the conference station to be used as the primary unit.

Step 3

Connect the power cable to the primary device and plug into a wall plug .

The secondary Sound Base does not need to be plugged into external power, but in Linked Mode the primary

unit must be connected to external power.

Step 4

Use the provided daisy cable to connect the primary unit to the secondary sound base.

Voice, dial tone, ringer and base LEDs are synchronized between the two units.