Icom IC-M504 Microphone, 1POSITION INDICATOR, 2SCAN INDICATOR, 3SCRAMBLER INDICATOR p

!1POSITION INDICATOR

➥Shows the GPS position data.

•“??” may blink every 2 sec. instead of position data when the GPS position data is invalid. In such a case, the last position data is held for up to 23.5 hours.

•“??” may blink every 2 sec. instead of position data 4 hours after the position data is input manually, up until 23.5 hours have past.

➥“No Position” appears when no GPS receiver is connected and no position data is input manually.

!2SCAN INDICATOR

➥“PRI-SCAN 16” appears during Priority scan; “NORMAL SCAN” appears during Normal scan. (p. 13)

➥“DUAL 16” appears during Dualwatch; “TRI 16” ap- pears during Tri-watch. (p. 14)

!3SCRAMBLER INDICATOR (p. 11)

Appears when the voice scrambler function is activated. (only when the optional scrambler unit is installed.)

!4LOCAL INDICATOR (p. 8)

Appears when the Attenuator function is turned ON.

!5BUSY/TRANSMIT INDICATOR (p. 8)

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

➥“TX” appears while transmitting.

PANEL DESCRIPTION 2

■Microphone

2

q

Microphone

we

qPTT SWITCH [PTT]

Push and hold to transmit; release to receive. (p. 8)

wCHANNEL UP/DOWN KEYS [Y]/[Z]

➥Push either key to change the operating memory chan- nel, Set mode settings, etc. (pgs. 6, 7, 55)

➥Checks TAG channels, changes scanning direction or resumes the scan manually during scan. (p. 13)

eTRANSMIT POWER KEY [HI/LO]

➥Toggles power high and low when pushed. (p. 8)

• Some channels are set to low power only.

➥While pushing and holding [HI/LO], turn power ON to toggle the Microphone Lock function ON and OFF. (p. 10)

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