4-10

Operation with a Full Function Handset

11.Intercom Function between Handsets

Intercom mode enables conversation between a fist microphone connected to the front of the base station and a Second Station Full Function Handset connected to the to the rear of the base station.

12.Reduced Receiving Sensitivity (Local Mode)

This function decreases receiver sensitivity in high traffic areas to decrease unwanted reception.

4.4Operating Procedures

With the Full Function Handset, all operations can be made on the Handset except turning ON/OFF the base station and adjusting the sound volume of the External Speaker.

4.4.1Setting the Volume

The sound volume adjustment for the handset has 11 settings. Pressing and releasing the VOL UP∧ ∧ key increases the volume by one level; pressing and releasing the VOL DOWN∨ ∨ key reduces the volume by one level.

The number of segments in the VOL bar graph on the LCD display will increase or decrease accordingly. If the VOL UP/DOWN keys are pressed and held, the volume levels will automatically change every half-second.

Setting the Volume on the External Speaker

The volume knob on the External Speaker controls its sound volume. Turning the knob clockwise increases the volume; turning it counterclockwise reduces the volume. Turning the knob fully counterclockwise until you hear a “click” switches off the speaker completely.

When a DSC Distress Call is sent or received, an alarm is sounded on the external speaker at maximum volume regardless of the volume set with the knob, even if the knob has been rotated all the way OFF.

4.4.2Setting the Squelch

The squelch adjustment enables you to “quiet” the receiver when no signal is being received. The squelch adjustment for the handset has 11 settings. Pressing and releasing the SQ UP∧ ∧ key increases the squelch by one level; pressing and releasing the SQ DOWN∨ ∨ key decreases it by one level. The number of segments in the SQ bar graph on the LCD display will increase or decrease accordingly. If the SQ UP/DOWN keys are pressed and held, the squelch levels will automatically change every half-second.

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Raymarine Ray215 manual Intercom Function between Handsets, Reduced Receiving Sensitivity Local Mode