TT-3020B Installation Manual - Polaris-as.dk
TT-3020B Installation Manual - Polaris-as.dk
TT-3020B Installation Manual - Polaris-as.dk
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Thrane & Thrane<br />
<strong>TT</strong>-<strong>3020B</strong><br />
Capsat Transceiver<br />
<strong>Installation</strong> <strong>Manual</strong><br />
The T-BUS connector, a standard BNC-type, is located on the rear panel of the<br />
transceiver and is marked X5. The inner conductor carries the data signals and the<br />
outer is the shield.<br />
2.5.3.1 Changing port X5 to input NMEA 0183 data<br />
If the <strong>TT</strong>-<strong>3020B</strong> will be used with a navigator using the NMEA standard, you must follow<br />
the below instructions to ensure proper operation:<br />
1. Turn off the <strong>TT</strong>-<strong>3020B</strong> .<br />
2. Place the <strong>TT</strong>-<strong>3020B</strong> upside-down, remove all 9 screws so that the bottom cover<br />
can be removed.<br />
3. Locate the switch array in the corner of the <strong>TT</strong>-<strong>3020B</strong> CPU board, and set switch 1<br />
and 3 in the OFF position. This selects NMEA input operation. Ple<strong>as</strong>e refer to<br />
figure 7 on page 21.<br />
2.5.3.2 Changing port X5 to output NMEA 0183 data<br />
If the <strong>TT</strong>-<strong>3020B</strong> will be used with an external device using the NMEA standard, you must<br />
follow the below instructions to ensure proper operation:<br />
1. Turn off the <strong>TT</strong>-<strong>3020B</strong> .<br />
2. Place the <strong>TT</strong>-<strong>3020B</strong> upside-down, remove all 9 screws so that the bottom cover<br />
can be removed.<br />
3. Locate the switch array in the corner of the <strong>TT</strong>-<strong>3020B</strong> CPU board, and set switch 1<br />
in the OFF position and switch 3 in the ON position. This selects NMEA output<br />
operation. Ple<strong>as</strong>e refer to figure 7 on page 21.<br />
2.5.3.3 Changing port X5 to T-Bus communication<br />
If the <strong>TT</strong>-<strong>3020B</strong> will be used with a <strong>TT</strong>-3042B Remote Alarm using the T-Bus standard,<br />
you must follow the below instructions to ensure proper operation:<br />
1. Turn off the <strong>TT</strong>-<strong>3020B</strong>.<br />
2. Place the <strong>TT</strong>-<strong>3020B</strong> upside-down, remove all 9 screws so that the bottom cover<br />
can be removed.<br />
3. Locate the switch array in the corner of the <strong>TT</strong>-<strong>3020B</strong> CPU board, and set switch 1<br />
in the ON position. This selects T-Bus operation. Ple<strong>as</strong>e refer to figure 7 on page<br />
21.<br />
Page 20 30MAY95
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