Icom IC-475H Instruction Manual page 19

| Б-Б АСС (1) ЗОСКЕТ
B INFORMATION
BOs
| PAR
(Rear panel view)
5-6 AQS SOCKET INFORMATION
(Rear panel view)
Various signals are available from the ACC(1) SOCKET such as
receiver output, modulator input, T/R changeover, etc.
ыд ай bd i Hee За эр Боа ШТ ЗЭ
No connection
Ground
The transceiver switches to transmit
mode when this terminal is grounded.
It is grounded when the [XMIT]
SWITCH is placed in the IN position.
Connected in the modulator stage.
The modulator amplification level can
be changed by using the S1 SWITCH.
See page 41 for the location of this
switch.
Ї В В Ё
f f H
Output from the receive detector stage.
The output level can be changed by
using the S2 SWITCH on the MAIN
UNIT. See page 41 for the location
of this switch.
SOLS This terminal goes to ground level
when the SOUELCH opens.
13.8V 13.8V DC output is switched by the
[POWER] SWITCH on the front panel.
Maximum current capacity is ТА.
Input for external ALC voltage.
i
H
H H i У D H
ALC
TX p Modulator ground
TX MOD
MUTE MUTE line for audio output and
microphone input. The terminal is
"LOW" while muting.
Valid signal output for CAC (Channel
Access) function. The terminal is
"HIGH" when the CAC function is
activated.
RX AF Output from the receive detector stage.
PTT Connected to the PTT circuit. The
terminal is "LOW'' when transmitting.
б S deoa каво Vues
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в Là Ё
САС
This is an input terminal that the
transceiver switches to in transmit
mode when the terminal is "LOW".
SEARCH When searching the empty channel,
| the terminal is "LOW".
ting the frequency and mode.
RECV When receiving a signal, this terminal is
ae LOW"
This terminal outputs 13.8V DC.
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: Ё
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