Page 4-2
GWX 68 Installation Manual
Preliminary Revision 1
190-00286-01
Connector P400, continued
Pin
Pin Name
I/O
36
ETHERNET OUT A
Out
37
ETHERNET OUT B
Out
38
ARINC 429 IN 1 A
In
39
ARINC 429 IN 1 B
In
40
RESERVED
--
41
RESERVED
--
42
RESERVED
--
43
RESERVED
--
44
RADAR REMOTE POWER OFF
In
4.2 Power
4.2.1 Power Functions
This section covers the power input requirements.
4.2.1.1 Aircraft Power
Pin Name
Connector
Pin
I/O
AIRCRAFT POWER 1
P400
7
In
AIRCRAFT POWER 1
P400
9
In
AIRCRAFT POWER 2
P400
10
In
AIRCRAFT POWER 2
P400
12
In
POWER GROUND
P400
13
--
POWER GROUND
P400
15
--
Pins 7 and 9 of P400 are internally connected to form AIRCRAFT POWER 1. Pins 10 and 12 of P400
are internally connected to form AIRCRAFT POWER 2. AIRCRAFT POWER 1 and AIRCRAFT
POWER 2 are “diode ORed” to provide power redundancy.
4.2.1.2 Remote On/Off
Pin Name
Connector
Pin
I/O
RADAR REMOTE POWER OFF
P400
44
In
For G1000 installations RADAR REMOTE POWER OFF must be grounded to pin 15 of P400 (POWER
GROUND).
