Icom IC-M502 Instruction Manual page 24

6
DSC OPERATION
Transmitting position request call
Transmit a position request call when you want to know your
friend's current position, etc.
q Select a desired channel other than channel 70.
w Push [DSC/ENT] to select the DSC menu.
e Rotate the channel selector to select "POS request" and
push [DSC/ENT].
Sel item
INDV ACK
All ships
˘POS request
r Push [DSC/ENT] to transmit the position request call.
• Channel 70 is selected and the position request call is transmit-
ted.
To call,
[DSC/ENT]
To cancel
[other]
t The position request call has been transmitted.
20
POS REQ
Completed
Wait for ACK
y Push [PTT] or rotate the channel selector to exit the condi-
tion.
Transmitting position reply call
Transmit a position reply call when a position request call is
received.
q When a position request call is received, the function dis-
play shows as follows.
Received
POS request
< Icom
Ans[DSC/ENT]
w Push [DSC/ENT] to reply the position request call; push
[HI/LO] to ignore the position request call.