E.F. Johnson Company MULTI-NET II Especificaciones descargar pdf (Pagina 135)

TELEPHONE INTERFACE MODULE (TIM)

14-25

14.11.4 XEL TERMSET RACK

Set up the equipment shown in Figures 14-24,

14-25 and 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 14-24 for wiring.

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

POWER FOR

SLOTS 1-6

POWER FOR

SLOTS 7-12

TO SLOT-12, PIN 27

CHASSIS GROUND

XEL RACK

J1 CONNECTION TO CO

J2 CONNECTION TO CO

J3 CONNECTION TO E&M

J4 CONNECTION TO E&M

SLOTS 7-12

SLOTS 1-6

SLOTS 7-12

SLOTS 1-6654321

12 11 10 9 8 7

654321

12 11 10 9 8 7

-48V

FROM SWITCH

SWITCH-GND

1 2 ... 130 131 132 133 134 135 136 137 138 139 140 ... 213 214

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E.F. Johnson Company MULTI-NET II Especificaciones Pagina 135