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FCC ID: K6630173X3D 

IC ID: 511B-30173X3D 

Alignment 

5/5

 

Vertex Standard Co,. Ltd. 

Confirmation of Weather Alert Tone 

In the weather channel mode, when transceiver receives the specific emergency tone 
(1050 Hz), weather alert tone will be output (Weather Alert Operation). The Weather Alert 
mode will be active when a NOAA weather channel is in memory and radio is in memory 
scan or P-scan mode. 

 

Connect the standard signal generator (SSG) to the antenna jack. 

 

Squelch position set to tight. 

 

Press the 

SCAN

 key and start to Memory Scan mode. 

 

Set the SSG to 163.275 MHz (WX10) and output level of the SSG to 20 dBµV, ±3.0 
kHz deviation with 1050 Hz tone modulation. 

 

Set the output of the SSG to ON. 

 

Confirm that the channel of transceiver stops at WX10 and the transceiver outputs the 
weather alert tone (1050 Hz). 

Confirmation of receiver NMEA data 

Input NMEA format data output from GPS receiver to NMEA terminal A of transceiver and 
display it to the LCD of the transceiver. 
NMEA format data output from GPS receiver is applied to NMEA terminal of transceiver’s 
option connector and LCD of transceiver will show data. 

 

Setup the test equipment as shown below. 

 

Press and hold the 

H/L

 key, confirm that the position data is displayed on the LCD of 

transceiver. 

Confirmation of DSC Operation 

 

Prepare the confirmation transceiver (GX3500S). 

 

Input below data to the confirmation transceiver in advance. 

Input “TEST” to NAME of INDIVIDUAL DIRECTORY 

Input “123456789” to MMSI of INDIVIDUAL DIRECTORY 

Input “123456780” to local MMSI 

Channel 13 in U.S.A. mode 

 

Setup the test transceiver as follows: 

Channel 21 in U.S.A. 

 

In 3 seconds, send the INDIVIDUAL CALL from the confirmation transceiver. 

 

Confirm that the test transceiver receives the INDIVIDUAL CALL from the confirmation 
transceiver and outputs the beep. 
Press the 

CALL/SET

 key of the test transceiver and turn off the beep. 

Simultaneously, confirm that “123456780” of confirmation transceiver’s MMSI is 
displayed in the LCD of the test transceiver. 

 

Confirm that the confirmation transceiver receives the response from the test 
transceiver and outputs beep. 
Press the 

CALL/SET

 key of the confirmation transceiver and turn off the beep. 

Simultaneously, confirm that “TEST” of test transceiver’s MMSI is displayed in the LCD 
of the confirmation transceiver. 

Summary of Contents for GX1500S

Page 1: ...make complete performance checks to ensure compliance with factory specifications after replacing any faulty components Those who do undertake any of the following alignments are cautioned to proceed at their own risk Problems caused by unauthorized attempts at realignment are not covered by the warranty policy Also Standard Horizon a division of VERTEX STANDARD must reserve the right to change ci...

Page 2: ...etermine whether the same test equipment will be required If not remove the test equipment except dummy load and wattmeter if connected before proceeding Correct alignment requires that the ambient temperature be the same as that of the transceiver and test equipment and that this temperature be held constant between 20 C and 30 C 68 F and 86 F When the transceiver is brought into the shop from ho...

Page 3: ...annel to CH16 adjust TC1001 so that voltage on the TP1007 is below 3 0 V 0 1 V in the transmit mode Adjustment of Transmit Power Adjust power at high and low in the transmit mode and confirm power in the specified bandwidth Connect the wattmeter and 50 ohm dummy load to the antenna jack Use the H L key to set transceiver to high power and set the channel to CH16 With the PTT switch pressed adjust ...

Page 4: ...to 20 00 MHz set RBW and VBW to 30 KHz and set SWP to 56 ms Adjust L1010 L1013 L1027 L1028 and L1031 until the wave form shown in below is obtained Note Adjust the output of the tracking generator so that RF AMP and spectrum analyzer will not saturate Figure shows the reference wave form The wave form varies with measuring instruments It is impotent to take the lowest possible value at the stop ba...

Page 5: ...ransceiver s option connector and LCD of transceiver will show data Setup the test equipment as shown below Press and hold the H L key confirm that the position data is displayed on the LCD of transceiver Confirmation of DSC Operation Prepare the confirmation transceiver GX3500S Input below data to the confirmation transceiver in advance Input TEST to NAME of INDIVIDUAL DIRECTORY Input 123456789 t...

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