Garmin GNS 530, Installation Manual

Page: 51 / 141

500 SERIES INSTALLATION MANUAL Page 4-25
190-00181-02 Rev Q
4.11.1 TAWS
4.11.1.1 Audio
Pin Name Connector Pin I/O
TAWS AUDIO HI P5001 52 Out
TAWS AUDIO LO P5001 53 In
The TAWS audio output will be 100 mW across a 500 ohm load.
4.11.1.2 Annunciators
Pin Name Connector Pin I/O
TERRAIN NOT AVAILABLE ANNUNCIATE P5050 9 Out
TERRAIN WARNING ANNUNCIATE P5050 10 Out
TERRAIN CAUTION ANNUNCIATE P5050 11 Out
TAWS INHIBIT ANNUNCIATE P5050 12 Out
TERRAIN NOT AVAILABLE ANNUNCIATE sinks up to 500 mA when not active. All other
annunciator outputs sink 500 mA when active.
4.11.1.3 Misc
Pin Name Connector Pin I/O
TAWS INHIBIT IN P5050 1 In
TAWS AUDIO INHIBIT IN P5050 2 In
TAWS AUDIO ACTIVE OUT P5050 15 Out
The TAWS INHIBIT IN and TAWS AUDIO INHIBIT IN are active low.
NOTE
TAWS functions may be inhibited via the 500 Series TAWS unit or via the external
annunciator (if installed).
TAWS AUDIO INHIBIT IN is used to inhibit TAWS audio. This can be connected to inhibit output lines
of another unit whose audio is higher in priority.
TAWS AUDIO ACTIVE OUT allows the TAWS system to announce that it is playing audio. This can be
connected to the audio inhibit in lines of other units whose audio is of less priority than TAWS.
4.11.1.4 TAWS Configuration
Refer to section 5.2.21 & 5.2.22 for the TAWS configuration.
4.11.1.5 TAWS Calibration and Checkout
Refer to section 5.3.10 for the TAWS checkout.
4.11.1.6 External TAWS Annunciator Interconnect (optional)
Refer to Figure F-33 for external TAWS annunciator interconnect.
4.11.2 TERRAIN
4.11.2.1 TERRAIN Interface
500 Series TERRAIN functionality does not have any additional interface requirements.
4.11.2.2 TERRAIN Configuration
Refer to section 5.2.3 for the TERRAIN configuration pages.
4.11.2.3 TERRAIN Calibration and Checkout
Refer to section 5.3.13 for the TERRAIN checkout procedure.