Icom IC-730 Maintenance Manual page 26

(12) Turn over the rear panel right side, and unplug coaxial
cables from J1 and J3 on the LPF board.
6 – 3 – 4 INSTALLATION OF THE IC-EX205
(TRV UNIT)
1. PARTS LAYOUT
(13) Run the cord with P3 (14-pin plug) of the LOA unit
through the slot at the right corner of the rear box. Then plug
P3 to J5 of the ACC unit.
(14) Replace unplugged connectors and the rear panel by the
reverse procedure of (11) and (12).
This unit has no requirement for adjustment for operation.
3. CHECKING THE OPERATION
Connect a multimeter across Pin 13 (+) and Pin 8 (-) of the
accessory socket on the rear panel.
Make sure the voltage shown in the chart is put out across
the pins on each band.
Band Control Voltage Chart
BAND (MHz)
3.5
7
14
18 – 21
24 – 28
10
6 – 6
Band Control Voltage
6.0 ~ 6.5V
5.0 ~ 5.5V
4.0 ~ 4.5V
3.0 ~ 3.5V
2.0 ~ 2.5V
0 ~ 1.2V