Furuno FAR-2107 Series Service Manual page 282

2. In case that the antenna motor power is the AC type (FAR-2137S/2837S)
The ANT ON signal controls the relay of the PSU-007.
Fig. 4.4.3 Antenna Motor Power Control System - 1
3. In case that the antenna motor power is the AC type (FAR-2837SW)
Set "INITILAIZE -> 4 -> 6: MODEL" to "30 DOWN".
In this setting, ANT ON signals are outputted from the RFC board of RTR-082, and
relay controls the antenna motor power in RTR-082.
ANT Power (AC)
Fig. 4.4.4 Antenna AC Motor Power Control System - 2
AC in
RPU-013
ANT ON
SPU-013
RSB-014
RSB-015
ANT MOTOR
RTR-082
ANT Motor
AC power
RL
PSU-007
J604
+12V
Q5
2SC3265Y
Termional
ANT ON
RL RFC p.c.b
RPU-013
4-18
4.4 Initialize Setting