2 PANEL DESCRIPTION

Function display

 

o

i

 

q

BUSY

INT

 

w

25W

CALL

u

e

TAG SC

DUP

 

r

CALLING

 

 

t y

q BUSY/TRANSMIT INDICATOR (p. 8)

“BUSY” appears when receiving a signal or when the squelch opens.

“TX” appears while transmitting.

w POWER INDICATOR (p. 8)

“25W” appears when high power is selected.

“1W” appears when low power is selected.

e TAG CHANNEL INDICATOR (p. 13) Appears when a tag channel is selected.

r CHANNEL NAME INDICATOR

Channel comment appears if programmed. (p. 9)

“Low Battery” appears when the battery voltage drops

to approx. 10 V DC or below.

“DUAL” appears during dualwatch; “TRI” appears dur- ing tri-watch. (p. 11)

“WAIT” appears in the IC-M503 display while transmit- ting via the HM-134 remote-control microphone.

In the above case, the connected HM-134 has priority.

“LSTN” appears in the IC-M503 display when pushing the PTT switch on the HM-134, while the intercom func- tion is activated.

t SCRAMBLER INDICATOR (p. 10)

Appears when the optional voice scrambler is activated.

y DUPLEX INDICATOR

Appears when a duplex channel is selected.

u CHANNEL NUMBER READOUT

Indicates the selected operating channel number. “A” appears when a simplex channel is selected. (p. 6)

In set mode, indicates the selected condition. (pgs. 15,16)

iCHANNEL GROUP INDICATOR (p. 6)

Indicates whether an International, U.S.A., Holland, DSC or ATIS channel is selected.

• Available channel groups depend on version.

o CALL CHANNEL INDICATOR (pgs. 6, 9)

Appears when a call channel is selected.

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Icom IC-M503 instruction manual Function display