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FCC ID: K6630083220

IC ID: 511B-30083220

Operating Manual

6/14

Vertex Standard Co., Ltd.

4. OPERATION
4.1 INITIAL PROCEDURE

NOTE:

 Never key the transceiver without an antenna connected. Damage may occur to the

transceiver. Do not operate the transceiver while charging.

1.  Install the belt clip on the transceiver if desired. Use the one Phillips-head screws

included with the clip to mount the clip to the back of the transceiver.

2.  Install the nylon carrying strap on the belt clip if desired.
3.  Install the battery pack on the transceiver (see figure X and section 5.1)
4.  Install the antenna to the transceiver.
5. Turn 

the 

POWER/VOLUME CONTROL

 knob clockwise to turn the transceiver.

NOTE:

 Water resistance of the transceiver is assured only when the battery pack and

antenna are attached to the transceiver.

4.2 RESEPTION

1. Turn 

the 

POWER/VOLUME CONTROL

 knob clockwise to turn the transceiver on.

2.  Turn up the 

POWER/VOLUME CONTROL

 knob until the noise or audio from the

speaker is at a desired level.

3.  Select a channel that has no signal being received (no one is transmitting on the

channel) and only noise heard.

4. Press 

the 

SQ

 key. Then press [UP] or [DOWN] key and stop immediately after the noise

disappears. This condition is known as the “Squelch Threshold.” If the knob is turned
clockwise past this point, weak signals may not be received. No noise or no signal is
heard until a signal is received that exceeds the squelch threshold.

5.  To change channel, press the [UP] or [DOWN] key. Sometimes, a slight adjustment of

the squelch threshold is needed as some channels have a higher noise level than
others.

6.  Please refer to the Owner’s Manual Supplement for a complete listing of all USA,

International and Canadian VHF Marine channels and their use.

4.3 TRANSMISSION

1.  Perform steps 1 through 7 of RECEPTION.
2.  Before transmitting, monitor the channel and make sure it is clear.

THIS IS AN FCC REQUIREMENT!

3. For 

communications 

over 

short distances, press the 

H/L

 key until “

L

” is displayed on the

LCD. This indicates low power, approximately 1 watt.

4. 

Note:

 Transmitting on 1 watt prolongs battery life. Low power (1 watt) should be

selected whenever possible.

5.  If using low power is not effective, select mid power (2.5 watts) or high power (5 watts)

by pressing the 

H/L

 key until “

M

” (mid power) or “

H

” (high power) is displayed.

6.  When receiving a signal, wait until the signal stops before transmitting. The transceiver

cannot transmit and receive simultaneously.

7. Press the 

PTT

 (push-to-talk) switch. The “

TX

” indicator is displayed during

transmission.

8.  Speak slowly and clearly into the microphone. Hold the microphone about 1/2 to 1 inch

away from your mouth.

9.  When the transmission is finished, release the 

PTT

 switch.

10.  Refer to the OWNWER’S MANUAL SUPPLEMENT for standard transceiver operating

procedures.

Summary of Contents for HX370S

Page 1: ...restricted to occupational use work related operations only where the radio operator must have the knowledge to control its RF exposure conditions When transmitting hold the radio in a vertical posit...

Page 2: ...ENSE INFORMATION This radio operates on communications frequencies which are subject to FCC Federal Communications Commission Rules and Regulations FCC Rules require that all operators using Marine Pr...

Page 3: ...nd 5 watts High Emission 16K0G3E Marine Band 16K0F3E 11K0F3E LMR Band Frequency Range 156 025 157 425 MHz Marine Band 137 174 MHz LMR Band FCC Type Number Industry Canada Type Approval Additional FCC...

Page 4: ...down the channels decrease continuously 6 16 9 KEY Immediately recalls channel 16 from any channel location Holding down this key recalls channel 9 7 SCAN KEY Starts scanning programmed channels Pres...

Page 5: ...ional mode H M L Indicator H is high power M is middle power and L is low power Blank is a reception only channel PRI Indicator Priority Scan is activated SCN Indicator Scan is activated TX Indicator...

Page 6: ...this point weak signals may not be received No noise or no signal is heard until a signal is received that exceeds the squelch threshold 5 To change channel press the UP or DOWN key Sometimes a slight...

Page 7: ...e LCD 3 Repeat steps 1 and 2 for all the channels to be scanned 4 To delete a channel from the transceiver s scan memory press the MEM key again while the memorized channel is displayed MEM disappears...

Page 8: ...9 Channel 9 is used as a hailing channel for initial non emergency contact with other vessels Hold down the 16 9 key for 1 second to select channel 9 4 12 OPERATING ON CHANNEL 13 Channel 13 is used at...

Page 9: ...MODE The HX370S s Set Mode system allows a number of transceiver operating parameters to be custom configured for your operating requirements The Set Mode is easy to activated and set using the follo...

Page 10: ...the Source transceiver cS will appear on the Source radio and the data is transferred 6 If there is a problem during the cloning process cE will displayed Check your cable connections and battery vol...

Page 11: ...dride Ni MH FNB 83 or Nickel cadmium Ni Cd FNB V57IS batteries This type of battery stores a charge powerful enough to be dangerous if misused or abused especially when removed from the transceiver Pl...

Page 12: ...r s memory The SCAN key does not start the scan Squelch is not adjusted Adjust the squelch to threshold or to the point where noise just disappears Further adjustment of the squelch control may elimin...

Page 13: ...range 20 to 60 C Marine 30 to 60 C LMR Case size W x H x D 58 x 120 x 30 5 mm Weight Approx 340 g Receiver Circuit type Double conversion superheterodyne Ifs 1st 21 7 MHz 2nd 450 kHz 12dB SINAD Sensit...

Page 14: ...device complies with Part 15 of the FCC Rules Operation is subject to the condition that this device does not cause harmful interference Part 15 21 Changes or modifications to this device not express...

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