TELEPHONE INTERFACE MODULE (TIM)

14.11.4 XEL TERMSET RACK

Set up the equipment shown in Figures 14-24,14-25and 14-26.

1.Ensure that the jumpers have been installed on the backside of the XEL rack, where the power plug attaches (see Figure 14-24).

2.Ensure that there is a connection from Slot-12, pin 27 to the power connector ground pin (see Figure 14-24).

3.Attach the grounding strap to earth ground.

4.The XEL Rack requires -48V DC from the Switch. See Figure 14-24for wiring.

SWITCH-GND TO SLOT-12, PIN 27 CHASSIS GROUND XEL RACK

-48V

FROM SWITCH

POWER FOR

POWER FOR

SLOTS 1-6

SLOTS 7-12

6

 

5

 

4

 

3

 

2

 

1

SLOTS 1-6

 

 

 

 

 

 

 

 

 

 

 

 

J1 CONNECTION TO CO

12

 

11

 

10

 

9

 

8

 

7

SLOTS 7-12

J2 CONNECTION TO CO

6

 

5

 

4

 

3

 

2

 

1

SLOTS 1-6

 

 

 

 

 

 

 

 

 

 

 

 

J3 CONNECTION TO E&M

12

 

11

 

10

 

9

 

8

 

7

SLOTS 7-12

 

 

 

 

 

 

 

 

 

 

 

 

J4 CONNECTION TO E&M

Figure 14-24 XEL TERMSET RACK (REAR CLOSE-UP)

14-25