Page 4-12
500W Series Installation Manual
Rev. D
190-00357-02
4.5.2 Annunciators/Switches
Electrical Characteristics
4.5.2.1 Annunciators
Pin Name
Connector
Pin
I/O
VLOC ANNUNCIATE
P5001
1
Out
GPS ANNUNCIATE
P5001
2
Out
WAYPOINT ANNUNCIATE
P5001
3
Out
TERMINAL ANNUNCIATE
P5001
4
Out
APPROACH ANNUNCIATE
P5001
5
Out
MESSAGE ANNUNCIATE
P5001
6
Out
OBS ANNUNCIATE
P5001
7
Out
INTEGRITY ANNUNCIATE
P5001
9
Out
LNAV GPS SELECT [1]
P5001
13
Out
ILS/GPS APPROACH
P5001
14
Out
[1] The Operation of the LNAV GPS SELECT can be configured. Refer to Section 5.3.3.
All outputs sink up to 500 mA when activated.
4.5.2.2 Switch
Inputs
Pin Name
Connector
Pin
I/O
OBS MODE SELECT
P5001
71
In
CDI SOURCE SELECT
P5001
73
In
COM REMOTE RECALL [1]
P5001
74
In
DEMO MODE SELECT
P5001
75
In
[1] Main software version 3.00 or later.
These inputs are considered active if either the voltage to ground is <1.9 V or the resistance to ground
is <375
Ω
. These inputs are considered inactive if the voltage to ground is 11-33 VDC.
4.5.2.3 TIME MARK OUT
Pin Name
Connector
Pin
I/O
TIME MARK OUT
P5001
16
Out
TIME MARK OUT outputs a 1 ms ± 1
μ
s wide pulse once every second. TIME MARK OUT is a logic
level output, capable of sourcing 1 mA at greater than 3.8 V and sinking 1 mA at less than 0.4 V.
4.5.3 Annunciators/Switches
Configuration
Refer to Section 5.3.3 for configuration of the LNAV GPS SELECT output.
4.5.4 Annunciators/Switches Calibration and Checkout
Refer to Section 5.3.8 for the annunciators/switches checkout.
4.5.5 Annunciators/Switches
Interconnect
Refer to Appendix H for annunciators/switches interconnect information.
Summary of Contents for GNS 530W
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