Ericsson GDC-500H Installation Guide download pdf (Page 20)

iPECS eMG80

System DECT Installation Guide Issue 1.0

3.3.1 Pin Assignment

Table 3.3.1-1 WTIB 4

CONNECTOR Label PIN NUMBER SIGNAL NAME FUNCTION NOTE

RJ11 WTI1 1, 6 Unused/reserved Cell1

2 RX+(GND) Receive Data

3 TX-(+30V) Transmit Data

4 TX+(+30v) Transmit Data

5 RX-(GND) Receive Data

WTI2 The same as the above contents Cell2

WTI3 The same as the above contents Cell3

WTI4 The same as the above contents Cell4

Table 3.3.1-2 Base Station

CONNECTOR Label PIN NUMBER SIGNAL NAME FUNCTION NOTE

RJ11 MJ1

1, 6

Unused/reserved

2 TX+(GND) Transmit Data

3 RX(+30V)

Receive Data

4 RX(+30v)

Receive Data

TX-(GND)

Transmit Data

NOTE

 Using unshielded twisted-pair cable (more than CAT3), wire the Base Station RJ-11 to

the termination point/MDF for connection to a WTIB4.

 Tag or number wiring for maintenance.

3.3.2 Connectors, Switch and LED Functions

The following Table shows the relation between modular connector and associated cell numbers.

Table 3.3.2-1 Connector Functions

CONNECTOR CELL NUMBER

MJ1-1(WTIB4) Cell 1

MJ1-2(WTIB4) Cell 2

MJ1-3(WTIB4) Cell 3

MJ1-4(WTIB4) Cell 4

The 4 LEDs mounted on the iPECS eMG80 WTIB4 provide diagnostic information for status of

the board. The following table shows the meaning of the different LED status indicators

1 2 ... 15 16 17 18 19 20 21 22 23 24 25 ... 44 45

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Ericsson GDC-500H Installation Guide Page 20