Standard Horizon Hx 350s - Manual (Page 11)

HX350S Owner’s Manual page 9
6. To change channels, press the or key. Sometimes, a slight
adjustment of the squelch threshold is needed as some channels have
a higher noise level than others.
Please refer to the Owner’s Manual Supplement for a complete listing of
all USA, International and Canadian VHF Marine channels and their use.
7. If necessary, press the LAMP/ key to turn on the lamp. The lamp
automatically turns off in about 5 seconds. To turn off the lamp sooner,
press the LAMP/
key again.
8. To lock the channel in the operating mode so that it is not accidentally
changed, hold down the LAMP/ key for about 1 second. This locks
the and keys and all the front panel controls except the H/L, PTT
and LAMP/
keys. The key lock symbol “ ” appears on the
display to indicate that the channel is locked. Hold down the LAMP/
key for about 1 second to unlock the channel. The key lock symbol
“
” disappears from display.
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.
NOTE
Transmitting on 1 watt prolongs battery life. Low power (1 watt) should
be selected whenever possible.
4. If using low power is not effective, select high power (5 watts) by
pressing the H/L key until “H” is displayed.
5. When receiving a signal, wait until the signal stops before transmitting.
The transceiver cannot transmit and receive simultaneously.
6. Press the PTT (push - to - talk) switch. The TX indicator is displayed
during transmission.
7. Speak slowly and clearly into the microphone. Hold the microphone
about 1/2 to 1 inch away from your mouth.
8. When the transmission is finished, release the PTT switch.
9. Refer to the OWNER’S MANUAL SUPPLEMENT for standard
transceiver operating procedures.