737 MAX Flight Crew Operations Manual
Flight Management, Navigation -
Navigation Systems Description
MN-FLT-OH-201
11.20.3
GPS System Schematic
1B401, 1B801 - 1B806
GPS
GPS
GPS SENSOR UNIT
RIGHT
LEFT
GPS SENSOR UNIT
ANTENNA
ANTENNA
GPS
TRANSMITTER
GPS
GPS
SENSOR UNITS
GPS UPDATE
ON/OFF
NAV OPTIONS
2/2
Nav Sensor
Positions
FMC Position
S
6
12 2
o
18. 6
.
8
1
o
2
2
1
W
W
6
.
8
1
o
2
2
1
W
8
.
8
1
o
2
2
1
W
F
PO
RE
4
.
2
3
7
4
N
4
.
2
3
o
7
4
N
4
.
2
3
o
7
4
N
4
.
2
3
o
7
4
N
O
L
S
R
I
S
P
G
O
I
D
A
R
2 / 3
F M C
P
S
G P S
FLIGHT MANAGEMENT COMPUTER
6
.
8
1
o
2
2
1
W
4
.
2
3
7
4
N
S
P
G
7
.
8
1
o
2
2
1
W
4
.
2
3
o
7
4
N
R
S
R
I
L
R
G S
K T
K T
K T
437
435
438
U P D A T E
ON
>
O F F
o
o
TRANSMITTER
TRANSMITTER
TRANSMITTER
March 1, 2021
