Garmin G3X - Page 404

190-01115-01 G3X™/G3X Touch™ Avionics Installation Manual
Rev. AV Page 24-4
Figure 24-1.2 GDU/GMU 22/GSU 25 Interconnect Drawing
GDU 4XX/37X (PFD #1)
SEE NOTE 8
010-12253-00 (MFi)
CONFIG MODULE
CONFIG MODULE DATA
CONFIG MODULE CLOCK
CONFIG MODULE GROUND
CONFIG MODULE POWER
49
17
50
33
BLK
RED
YEL
WHT
BLK
RED
YEL
WHT
CDU SYS ID PROGRAM 2
CDU SYS ID PROGRAM 4
CDU SYS ID PROGRAM 3
9
42
25
CDU SYS ID PROGRAM 110
SIGNAL GROUND27
28V LIGHTING BUS HI26
14V LIGHTING BUS HI43
CAN BUS TERMINATION28
CAN BUS LO45
CAN BUS HI46
S
OPT GDU 4XX/37X (MFD)
CAN BUS TERMINATION28
CAN BUS LO45
CAN BUS HI46
N/C
N/C
N/C
N/C
9
42
25
10
N/C
N/C
N/C
CLK
DATA
2
3
1
4
GND
VCC
SIGNAL GROUND35
S
28V LIGHTING BUS HI26
14V LIGHTING BUS HI43
SIGNAL GROUND35
S
P4X02/P3701
P4X02/P3701
OPT GDU 4XX/37X (PFD #2)
CAN BUS TERMINATION28
CAN BUS LO45
CAN BUS HI46
N/C
CDU SYS ID PROGRAM 2
CDU SYS ID PROGRAM 3
SIGNAL GROUND
9
25
27
CDU SYS ID PROGRAM 110
N/C
N/C
28V LIGHTING BUS HI26
14V LIGHTING BUS HI43
SIGNAL GROUND35
S
P4X02/P3701
SEE NOTES 10 AND 11
CDU SYS ID PROGRAM 442N/C
SEE NOTES 10 AND 11
SEE NOTES 10 AND 11
CDU SYS ID PROGRAM 2
CDU SYS ID PROGRAM 4
CDU SYS ID PROGRAM 3
CDU SYS ID PROGRAM 1
3
1
2
RS-485 RX 1 A
RS-485 RX 1 B
GMU 22 POWER OUT
RS-232 TX 2
GMU 22 POWER GROUND
12
13
6
15
7
GTP 59
POWER (WHT)
LOW (ORN)
MAGNETOMETER
GMU22
P441
4
2
9
8
6
RS-485 OUT A
RS-485 OUT B
+12VDC POWER
RS-232 IN
POWER GROUND
3
1
GSU 25
P252
SENSE (BLU)
SIGNAL GROUND (RS 232)
SIGNAL GROUND (RS 485)
TEMP PROBE IN LO
TEMP PROBE POWER OUT
TEMP PROBE IN HI
P251
AIRCRAFT GROUND
AIRCRAFT POWER 1
# 22
# 22
9
7
2
GSU 25
CAN-L
CAN-H
GROUND
2
1
6
S
5
4
UNIT ID
UNIT ID GROUND
NOTE: ONLY INSTALL THIS JUMPER FOR ADAHRS #2
NOTE: GMU22/GTP59 OPTIONAL FOR ADAHRS #2
RS-232 TX 1
RS-232 RX 1
5
4
NOTE: THIS RS-232 USED FOR OPTIONAL BACKUP BUS TO DISPLAY
14/28 Vdc
AIRCRAFT POWER 2
# 22
8
NOTE: INSTALL GARMIN CAN TERMINATOR 011-02887-00
MANUAL REVERSION SWITCH
OPTIONAL
S
S
THIS JUMPER IDENTIFIES THIS DISPLAY AS PFD1
PFD2 JUMPER