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4.2.5 Group call

Press the Shift key twice to enter the Group call function - the

display will show the Group MMSI number stored in the radio

(see section 3.2.3).

Enter the required working channel using the numeric keypad,

or use the VOL or VOL keys to scroll through the four

default reply channels (06, 08, 72 & 77). Press Ok to conﬁrm

(Fig 4.7) -

Instruction Manual

Part No. E04297

026530 1 45

ON CH 06B

INT

Fig 4.7 - Making a Group Call

NOTE Only simplex channels can be selected as the working channel.

The display will show “Press Ok To Send” - press Ok to initi-

ate the call, or On/C to abort.

4.2.6 Distress Alert call

WARNING This call should only be made if the vessel is in a genuine

distress situation. It is an offense to send a Distress Alert call

if the vessel or crew are not in danger.

The distress button is located under the protective cover on the

front of the handset. Press the Distress button to access the

Distress Alert call function - the display will show “Distress

Undeﬁned” (Fig 4.8) -

D I STRESSAA

UNDEF I NED b

INT

Fig 4.8 - Distress Alert menu

ctd -

Simrad RS87 Instruction Manual

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