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1.3 Turning the Power On/Off
The power switch is combined with the [VOLUME] control. Turn the [VOLUME] control
clockwise until you hear a click. Further clockwise rotation of the control raises the loudspeaker
volume. To turn off the power, turn the control fully counterclockwise until you hear the click.
1.4 Adjusting the Backlighting
The [ /9] key adjusts the backlighting for the operation display and the keyboard. Each time
the key is pressed, the backlighting changes in the sequence of high, medium, low and off.
1.5 Turning the Loudspeaker On/Off
When you are using a handset and therefore do not require the internal or external loudspeaker,
you can turn it off by pressing the loudspeaker [
appears.
1.6 Turning the Squelch On/Off
The squelch mutes the audio output in the absence of an incoming signal. Each time [SQL/5] is
pressed, the squelch is turned on or off. When radio noise is too jarring during stand-by condi-
tion, it may be muted by activating the squelch. "SQ" appears when the squelch function is
active.
Note: The squelch is disabled on the class of emission TLX or FAX; "SQ" blinks.
1.7 Selecting Class of Emission, Turning AGC On/Off
Selecting class of emission
The [MODE/1] key selects the class of emission. Each time the key is pressed, the class of
emission changes in the sequence of LSB, J3E, H3E, TLX (J2B) and FAX (F3C).
Indication
Symbol
LSB*
J3E
J3E
J3E
H3E
H3E
TLX*
J2B
FAX*
F3C
* Available with system setting by FURUNO authorized service agent.
Class of Emission
Single Sideband radiotelephony(LSB)
Single Sideband radiotelephony(USB)
Equivalent to AM radiotelephony. Only at 2182 kHz for
transmitting, any frequency for receiving.
Radio Telex
Reception of weather facsimile broadcast
1-4
/4] key. The "loudspeaker off mark" (
)
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