Garmin G3X - Page 840

190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page G-4
Figure G-1.3 Power, Backup Power, and Antennas Interconnect Drawing w/GSU 73
GSU 73
GDU 460/370
AIRCRAFT POWER 2
AIRCRAFT POWER 1
16
31
32
POWER GROUND
# 22
# 22
GDU 460/370
5A
GPS ANTENNA
GDU 465/375
XM ANTENNA
GPS ANTENNA
POWER GROUND 15
# 22
SEE NOTE 12
SEE NOTE 12
P4602/P3701
AIRCRAFT POWER 2
AIRCRAFT POWER 1
16
31
32
POWER GROUND
# 22
# 22
GDU 465/375
5A
POWER GROUND 15
# 22
P4602/P3701
AIRCRAFT POWER 2
AIRCRAFT POWER 1
59
49
47
POWER GROUND
# 22
# 22
GSU 73
5A
POWER GROUND 61
# 22
P731
TCW IBBS-12V-4AH
MAIN AIRCRAFT BUS
6
1
MAIN AIRCRAFT BUS
# 20
# 20
TCW IBBS
10
AUX BATT TRICKLE CHARGE 2
# 22
AUX CHARGE
2
BACK-UP POWER OUT
BACK-UP POWER OUT
BACK-UP POWER OUT
BACK-UP POWER MASTER
AIRCRAFT GROUND
7
8
9
4
3
INFO
5
BACK-UP POWER MASTER
TO MAIN BUS
TO BATTERY + TERMINAL
# 20
# 20
# 20
# 20
# 20
# 20
DISCRETE IN* 1 9
# 22
TCW IPS-12V-4A
INPUT POWER
OUTPUT POWER
AIRCRAFT GROUND
TO MAIN BUS
OR
12A
5A
SEE NOTE 14
SEE NOTE 15