Garmin G3X Installation Manual page 328

23.5.13 Pressure Inputs
All pressure inputs are capable of accepting input voltages of up to 40 Vdc. The oil pressure input can also
accommodate resistive and constant current source sensors. These inputs are configured by the GDU (refer
to Section 31.4.18 for GDU 37X systems and to
FUEL PRESS GND
FUEL PRESS
FUEL PRESS XDCR +12V
FUEL PRESS XDCR +5V
MANIFOLD PRESS
MANIFOLD PRESS GND
MANIFOLD PRESS XDCR +12V
MANIFOLD PRESS XDCR +5V
OIL PRESS HI
OIL PRESS GND
OIL PRESS XDCR +12V
OIL PRESS XDCR +5V
23.5.14 Voltage Inputs
The two bus voltage inputs are capable of accepting voltages of up to 40 Vdc. These inputs are configured
by the GDU ( Section 31.4.18
VOLTS 1
VOLTS 2
190-01115-01
Rev. AA
Section 32.4.25
Pin Name
for GDU 37X systems and to
Pin Name
G3X/G3X Touch Installation Manual - LRU Pinouts
for GDU 45X/46X systems).
Connector
J243
J243
J243
J243
J243
J243
J243
J243
J243
J243
J243
J243
Section 32.4.25 for GDU 45X/46X systems).
Connector
J244
J244
Pin I/O
1 --
2 In
3 Out
4 Out
13 In
12 --
14 Out
15 Out
17 In
16 --
18 Out
19 Out
Pin I/O
25 In
28 In
Page 23-37