Furuno FELCOM 12 - Communication Unit (IC-212)

4-3
Antenna base cover removed
Antenna board
(16P0146)
Q7: Pre-driver
(PTB20078)
Q8: Driver
(MRF16006)
Q9: PA (MRF16030)
U4: Circulator
U2: AVR (AN7812F)
Q1: LNA (ATF10136)
Q2: RX RF
(AT41486)
Figure 4-5 Antenna Board
4.2 Communication Unit (IC-212)
BUZZER
DMC 1
DMC 2
ANT 24V DC
BREAKER
DTE 1
DTE 2
DATA
NMEA
GND
Figure 4-6 Communication Unit, Rear Panel