■ HM-90 switches
q PTT SWITCH
➥Push and hold to transmit; release to receive.
➥Toggles between transmitting and receiving while the
one-touch PTT function is in use.
w BAND SWITCHES [BAND SELECT
YY
,
ZZ
]
➥Push to select the operating band.
➥Activate the sub band access function after pushing
[FUNC] on the HM-90 rear panel.
e MONITOR SWITCH [MONI]
Toggles the monitor function ON and OFF.
r SQUELCH LEVEL UP/DOWN SWITCHES
[
YY
SQL], [
ZZ
SQL]
Adjust the squelch level.
t FREQUENCY UP/DOWN SWITCHES [UP], [DN]
➥Push either switch to change the operating frequency,
memory channel, set mode contents, etc.
➥Push and hold either switch to start scanning.
y ACTIVITY INDICATOR
Lights red while a key is pushed; lights green while the
one-touch PTT function is in use.
u AUDIO VOLUME UP/DOWN SWITCHES
[
YY
VOL], [
ZZ
VOL]
Adjust the audio output level.
i MODE INDICATOR
Indicates the microphone condition.
•Lights red when [FUNC] is pushed.
•Lights green when [DTMF KEY] is pushed.
•Lights orange when [DTMF MEMO] is pushed.
o LOCK SWITCH [LOCK]
Locks all switches and keys on the microphone except for
the PTT switch.
!0 KEYPAD
Used for controlling the transceiver, transmitting a DTMF
memory channel, etc.
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14
WIRELESS OPERATION
