ADC ISDN NT11010 manual Installing your unit, Rear panel

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C H A P T E R

3 Installing your unit

Rear panel

1The 1010 rear panel (see Figure 3) has three RJ45 connectors, two for the S/T-interface and one for the U-interface.

2The two RJ45 connectors for the S/T interface, located on the left side of the rear panel, are connected in parallel internally. When one RJ45 connec- tor is being used, the maximum range is 3,300 feet (1,000 meters). When both RJ45 connectors are being used, the total range on both shall not exceed 660 feet (200 meters). The RJ45 pin connector assignments for the S/T interface are shown in Table 1.

Figure 3—1010 NT1 rear panel

S/T S/T

U

Table 1—S/T interface (RJ45) connector pin assignments

Pin

Function

Pin

Function

 

 

 

 

1

2

3

RX +

4

TX +

6

RX -

5

TX -

7

-40 VDC

8

GND

7

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Contents Isdn NT1 Page Iii Document printing historyImportant safety information Warranty information Limitation of warrantyDisclaimer of warranty and limitation of remedies Page Contents Page Preface Who is this manual for?Who to call for assistance Page Introduction 1010 NT1 physical dimensionsPage Front panel LEDs Setting up your hardwarePower LED Taking inventoryLoopback LED U LEDInstalling your unit T interface RJ45 connector pin assignments Pin FunctionRear panel Dip switch pin assignments Switch Function Off Power connectorDIP switch setting Power connector pin assignments Pin FunctionInternal jumper settings Wiring diagram Wiring instructionsWall mounting instructions Power sourcePage End of Passive Bus P-P T bus configurationExtended Passive Bus Cluster Multipoint Specifications SpecificationsFCC compliance information