Furuno DSC-6 - Setting Procedure; Adjustment of Limit Switch (Antenna Unit: IB-181); Tx RF Output Level Setting (Communication Unit: IB-281)

FELCOM 81
H2-4
3. Setting procedure
3.1 Adjustment of limit switch (Antenna unit: IB-181)
3.2 Tx RF output Level setting (Communication unit: IB-281)
The longer the antenna cable the more the TX RF signal is attenuated.
Adjust potentiometer R135 on the RF CONV Board according to antenna cable length
as follows:
The IB-281, right side view