Icom IC-910H - Page 60

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10
SET MODE
ACC socket Pin 8
Assign the ACC socket pin 8 action/connection from
ALC and microphone up/down.
•ALC:InputsALCsignal.
•ud  :Inputsup/downsignalsfromthemicrophone.
ACC socket Pin 4/DATA socket Pin 1
Select modulation signal input level from high and
low.
•HI:Highmodulationsignallevel(200mVrms)
•Lo:Lowmodulationsignallevel(2mVrms)
ACC socket Pin 3 for 144 MHz band
Switch the SEND signal output for 144 MHz band op-
eration ON and OFF.
ACC socket Pin 3 for 430(440) MHz band
Switch the SEND signal output for 430(440) MHz
band operation ON and OFF.
ACC socket Pin 3 for 1200 MHz band
Switch the SEND signal output for 1200 MHz band
operation ON and OFF.
Preamplier controller for 144 MHz
Switch the preamplifier control capability ON and
OFF. When using the optional AG-25, ON must be se-
lected. Otherwise, the preamplifier is never activated.
DO NOT connect any equipment, such as an SWR
or power meter, between the transceiver and pre-
amplifier. In such case, the preamplifier may not
activate properly.
P.AMP P.AMP