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I N S T R U C T I O N   M A N UA L  

 

G X 7 5 0

To switch immediately to a stored working channel (PR1 or PR2)

Briefly press the 

PR1

 or 

PR2

 key. Scanning will be cancelled and the radio will switch to the 

channel stored in the selected memory.

SCANNING NOTES

1.   Each channel set has its own independent scan memory. i.e. Scan channels stored under 

the International channel set can be different to those stored under the USA or Canadian 
channel sets.

2.   If the GX750 is switched off while it is scanning, it will resume scanning automatically when 

it is switched ON again.

3.   A minimum of 2 channels is required in the scan memory before scanning is allowed. If there 

are less that 2 channels in the scan memory, pressing the 

SCN

 key will give a low beep and 

the scan will be ignored.

4.   The 

PTT

 and 

LO

 keys are disabled while scanning

Scanning with Dual Watch

If Dual Watch is selected while scanning, the ‘DW’ and ‘SCN’ icons will be displayed and 
channel 16 will be inserted into the scan every 2 seconds.

Scanning with Triple Watch

If Triple Watch is selected while scanning, the ‘TW’ and ‘SCN’ icons will be displayed and both 
channel 16 and the PR1 channel will be inserted into the scan every 2 seconds.

INSTALLATION

500 mm 

interconnecting lead

AB

13.8V DC

LCD Controller Microphone

VHF antenna

Main unit

Panel  

socket

8 pin  

socket

NOTE: 

Your GX750 is designed for connection to negative earth electrical systems only.

Optional extension speaker

Summary of Contents for GX750

Page 1: ...GX750 INSTRUCTION MANUAL 1 VHF MARINE RADIO With Remote Full Function LCD Controller Microphone INSTRUCTION MANUAL GX750...

Page 2: ...Channel 16 7 Display backlighting 8 High Low power selection 8 Working channel memories 8 Dual Watch key DW 8 Dual Watch features 9 Triple Watch key TW 9 Triple Watch features 10 Scanning 11 Scanning...

Page 3: ...rine examination and certificate service on behalf of the Australian Communications and Media Authority ACMA The AMC can provide the details of organisations and individuals offering courses and or co...

Page 4: ...er which the signals pass Ship to ship communications should be possible over at least 8 nautical miles and up to about 27 nautical miles Ship to shore ranges will often be greater due to the increase...

Page 5: ...minimum to 19 maximum NOTE When adjusting the volume the left digit is deliberately displayed smaller to minimise confusion with the channel number Minimum Volume 01 Maximum Volume 19 NOTE At minimum...

Page 6: ...right to increase or decrease the squelch level respectively as required Press the SQL key again to exit the squelch setting mode or wait 5 seconds and it will time out automatically A low beep will b...

Page 7: ...me PTT and keys To unlock the keypad press and hold the LOCK key again The symbol will disappear and the keypad will be enabled TRANSMITTING To transmit press the PTT Push to Talk on the microphone Ho...

Page 8: ...hese memories are accessed using keys labelled PR1 and PR2 PR1 is also used as the priority channel for the Triple Watch function see feature description later in this manual Storing Priority Memories...

Page 9: ...nction will resume To transmit on the selected channel while Dual Watching Simply press the PTT The Dual Watch function will pause and the radio will transmit on the selected channel Dual Watch will t...

Page 10: ...ng of channel 16 pauses while transmitting Once the priority channel has become inactive for 5 seconds Triple Watch will resume If a signal appears on the selected channel Scanning will pause on the s...

Page 11: ...The GX750 will scan upwards through the stored channels and the display will show rapidly changing channel numbers If a signal is located scanning will pause and the receiver will remain on that chan...

Page 12: ...fore scanning is allowed If there are less that 2 channels in the scan memory pressing the SCN key will give a low beep and the scan will be ignored 4 The PTT and LO keys are disabled while scanning S...

Page 13: ...m the normal steering or driving position If required an extension speaker can be installed to provide sound in other parts of your vessel e g inside the cabin The extension speaker connects to the ma...

Page 14: ...than after the socket is mounted Insert the panel socket through the hole in the panel from the front and secure it using the washer and castellated nut Hand tighten firmly do not over tighten Finall...

Page 15: ...FME socket on the radio Simply screw the FME connector onto the radio s FME socket and tighten the nut using a small spanner or pliers Alternatively if your antenna cable is fitted with a standard PL...

Page 16: ...ducer cable well away from your GX750 s wiring SPECIFICATIONS ELECTRICAL General Complies with AS NZS4415 2 2003 Frequency Range 155 165 MHz Channel Spacing 25 kHz Modulation FM Channels Sets Internat...

Page 17: ...imensions Main unit 190 W x 65 H x 50 D mm Mounting face 93 W x 65 H mm LCD microphone 150 H x 71 W x 47 D mm Weight Main unit 545 grams LCD microphone 240 grams ENVIRONMENTAL Temperature Range 10 C t...

Page 18: ...7 000 157 000 Available from Jan 1st 2017 2020 X 161 600 161 600 Available from Jan 1st 2017 21 157 050 161 650 Public correspondence 22 157 100 161 700 Public correspondence 23 157 150 161 750 Public...

Page 19: ...from the date of original sale or another period we agree to in writing Subject to our obligations under clause 1 2 we will at our option either repair or replace goods which we are satisfied are def...

Page 20: ...e determine that your goods are defective we will pay for the cost of returning the repaired or replaced goods to you and reimburse you for your reasonable expenses of sending your warranty claim to u...

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