Installing and wiring telephone power supplies

See Figure 53: Expanded power distribution unit on page 113 while installing the power distribution unit. To install the expanded power distribution unit:

1.Set the spacer bracket onto the mounting plate and secure with the #8-32 x 1/2-inch shoulder screws. The spacer bracket is not shown in the figure but is installed behind the top power distribution unit.

2.Slide the keyhole slots in the power distribution unit over the shoulder screws.

3.Insert the #8-32 x 1-inch screw through the distribution unit, through the spacer bracket, and into the plate. The mounting hole is located just above the wire clip. Tighten the screw securely.

4.Set the battery back-up switch to the 1-32 (down) position.

5.Power-down the 1145B2 unit as described on the label on the side of the unit.

6.Remove the output power cable between the 1145B2 and the 1146B2 units. The cable will not be reused.

7.Connect the P1 connector end of the “T” cable to the bottom power distribution unit. Connect the P2 connector to the top distribution unit. Connect the P3 connector to the 1145B2.

8.Power-up the 1145B2 as described on the label on the side of the unit.

Powering up and testing the power supply

Table 20: Power supply LEDs on page 116 describes the meaning of the power supply LEDs when lit.

Table 20: Power supply LEDs

LED

Meaning

color

 

 

 

Green

Power Supply is providing power

 

 

Yellow

Battery is charging

 

 

Red

Power Supply is on battery reserve

 

 

To power up and test the power supply:

1.Connect the AC power cord to the power supply and route the cord to an appropriate AC outlet using the clips provided on the unit.

Note:

A maximum of four power supplies can be powered from one dedicated 100–120 V, 50/60 Hz, 20-amp feeder or 200–240 V, 50/60 Hz, 10-amp feeder. Use only nonswitched outlets.

116 Installing and Connecting the MDF and Telephones

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Avaya 03-300686 manual Powering up and testing the power supply, Led