NMEA port setup, GPS WAAS setup
The NMEA port can function as an input port or input/output port.
If you are using the
1.Show the Installation menu and then press ▼ to choose NMEA PORT.
2.Press ► to display the NMEA port options window.
3.Press ▲ or ▼ to choose IN/OUT or IN/IN as appropriate.
IN/OUT: Input and Output (default setting). For
IN/IN: Input only (Available with connection of multiple navigators.)
4.If you selected IN/OUT at step 3, press ◄, ▼ to choose NMEA OUTPUT, and then press ► to display the NMEA OUTPUT options window.
5.Press ▲ or ▼ to choose OFF or ON. Choose ON to output input data. Choose OFF to not output data or if the
6.Press ◄ to close the window.
7.If the
8.Press ► to open the window.
9.Press ▲ to choose message type.
Note: WAAS is currently in the developmental stage. While in the developmental stage choose message type 02. Change to message type 00 when WAAS becomes fully operational.
10.Turn off the power.
3.5 Magnetron Heater Voltage
Note: This confirmation/adjustment should only be performed by a qualified service technician.
Magnetron heater voltage is formed at the MD Board of the antenna unit and preadjusted at the factory. Therefore, no
3. INSTALLATION
adjustment is required. However, verify heater voltage as below.
WARNING
ELECTRICAL SHOCK HAZARD
Do not open the equipment.
DO NOT attempt the procedure below unless totally familiar with electrical circuits.
1.Open the antenna cover and remove the shield plate.
MD board (under shield plate)
Antenna unit, inside view
2.Turn on the power. DO NOT transmit.
3.Connect a multimeter, set to 10 VDC range, between #6 (+) and #4
TP804
VR801
MD board
4.Confirm that the multimeter shows 8.0 V ±0.1 V. If it does not, adjust potentiometer VR801 on the MD Board.
5.Turn off the power.
6.Refasten the shield plate.
7.Close the antenna cover.
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