Icom VE-PG4 Operating Manual page 198

7
CONNECTION PORT SETTINgS
EXT I/O (EXT) screen
Connection Port Settings > EXT I/O (EXT)
■ EXT Output Settings
Switching Control: Control Output Circuit
Switching Control: Relay Circuit
Switching Control
3
Control Output Logic
4
Switching Control:
Control Output Circuit
8V Electric Supply (B2)
5
Switching Control:
Relay Circuit
1
2
3
1
2
Select the control circuit type.
L If "Relay Circuit" is selected, the "Communication Control" is automatically
set to "Full-Duplex."
( Communication Port Settings > EXT I/O (EXT) > Transceiver Connection
> Communication Control)
Select the activate state.
When the Switching Control (3) is set to "Relay Circuit," select the port
state. Relay output terminal (B1/B2 terminal) is short or open circuit.
When the audio signal is output, the control signal is also output.
Select whether or not to supply the 8 V to the microphone that is
connected to the external output terminal.
L Specification: Less than 30 mA
L If "Enable" is selected, the "Communication Control" is automatically set to
"Full Duplex."
( Communication Port Settings > EXT I/O (EXT) > Transceiver Connection
> Communication Control)
7-44
(Default: Control Output Circuit)
(Default: Active Low)
(Default: Short)
(Default: Disable)