Icom M604A Instruction Manual - Page 12

■ Speaker microphone

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2 PANEL DESCRIPTION ■ Speaker microphone q Microphone Speaker w e q PTT SWITCH [PTT] Hold down to transmit; release to receive. (p. 9) w CHANNEL UP/DOWN KEYS [Y]/[Z] ➥ Push either key to change the operating channels, Set mode settings, etc. (pp. 7-9, 47) ➥ Checks TAG channels, changes scanning direction or manually resumes a scan. (p. 15) e TRANSMIT POWER KEY [HI/LO] ➥ Push to toggle the power high and low. (p. 9) • Some channels are set to only low power. ➥ While holding down [HI/LO], turn ON the transceiver's power to turn the Microphone lock function ON or OFF. (p. 10) 6

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6
2
PANEL DESCRIPTION
■
Speaker microphone
Speaker
Microphone
q
e
w
q
PTT SWITCH [PTT]
Hold down to transmit; release to receive. (p. 9)
w
CHANNEL UP/DOWN KEYS [
Y
]/[
Z
]
➥
Push either key to change the operating channels, Set
mode settings, etc. (pp. 7–9, 47)
➥
Checks TAG channels, changes scanning direction or
manually resumes a scan. (p. 15)
e
TRANSMIT POWER KEY [HI/LO]
➥
Push to toggle the power high and low. (p. 9)
• Some channels are set to only low power.
➥
While holding down
[HI/LO]
, turn ON the transceiver's
power to turn the Microphone lock function ON or OFF.
(p. 10)