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Ericsson LBI-39076B User Manual

Page 34

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LBI-39076B

CONFIGURATION

34

GTI Unit

Office PC

1

1

2

2

3

3

DB-9 (F)

Gnd

Tx Data

Rx Data

DB-9 (M)

Signal Ground

Rx Data

Tx Data

COM Port

Cable

19D903985P72

4

5

6

7

8

9

DTR

CTS

RTS

4

5

6

7

8

9

DTR

RTS

CTS

DB-9 (F)

DB-9 (M)

J3

Figure 41 - Local GTI Connection for 9-Pin COM Port

GTI Unit

Office PC

1

2

2

3

3

Gnd

Tx Data

Rx Data

Signal Ground

Rx Data

Tx Data

COM Port

J3

Cable

19D903985P72

4

5

6

7

8

9

DTR

CTS

RTS

20

7

4

5

DTR

RTS

CTS

1

2

3

4

5

6

7

8

9

Adapter

DB-9 (F)

DB-25 (M)

DB-9 (M)

DB-9 (M)

DB-25 (F)

DB-9 (F)

Figure 42 - Local GTI Connection for 25-Pin COM Port

Remote Data Link

A remote data link using data modems will be required

if the GTI database must be configured from a location over
50 feet from the GTI units. The amount of additional
equipment required will depend upon which one of the
following two methods is used:

1. Internal GTI Modem - Use the internal 1200-baud

modem built into each GTI unit and the telephone line
connected to a GTI unit. This method requires the
following additional equipment:

1200-baud modem at GTI Configurator location
(internal or external - cable required if external)

Available telephone line at GTI Configurator
location and a cable to connect from the telephone
line to the modem

2. External Modem - Use an external modem at the GTI

unit location connected to the RS-232 port on the back
of a GTI unit. This method requires the following
additional equipment:

External modem at the GTI unit location and a
cable to connect it to the RS-232 port on the back
of a GTI unit

Matching modem at the GTI Configurator location
(internal or external - cable required if external)

Available telephone line or other communication
circuit and a cable to connect from it to the modem
(at both locations)

For additional information about using a remote data

link, see the Data Link To GTI Units section in the GTI
Configurator software user’s guide.