Garmin GPS 155XL, Руководство по установке

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GPS 155XL/GNC 300XL Installation Manual
P/N 190-00067-22 Rev E Page 1-2
1.2.3 Interfaces
The GPS 155XL/GNC 300XL provides an interface to various general aviation instruments. Table 3-2 defines the
function of each pin on the 37-pin DSUB connector located at the back of the rack. Table 3-3 lists the function of
each pin in the 26-pin HD-DSUB connector (J102) located above the 37-pin connector at the back of the rack.
Figures 5-4 through 5-7 define the interconnects between the rack and other instruments. J101 and J102 pin
functions are provided in paragraphs 1.2.4 and 1.2.5.
1.2.4 J101 Connector Pin Functions (37-pin)
CDI
(Pins 1 and 4)
Capable of driving up to three 1000 ohm parallel loads, +150 millivolts
full scale deflection with a maximum output of +300 millivolts.
To/From
(Pins 2 and 4)
Capable of driving up to three 200 ohm parallel loads, +190 millivolts
full scale deflection.
Nav Flag
(Pins 3 and 4)
Capable of driving up to three 1000 ohm parallel loads, 375 millivolts
for flag out-of-view, and +40 millivolts for flag in-view.
OBI Data
(Pins 7, 8, and 23)
Output providing bearing to waypoint data for a Bendix/King RMI (KI
229 or equivalent).
Message Annunciator
(Pin 20)
Output capable of driving negative logic message annunciators by
sinking up to 500 mA.
RS232 Chan 1 Output Data
(Pin 24)
Output capable of driving devices as listed in Section 4. Conforms to the
EIA specification RS-232C.
RS232 Chan 2 Output Data
(Pin 19)
Output capable of driving devices as listed in Section 4. Conforms to the
EIA specification RS-232C.
RS232 Chan 1 Input Data
(Pin 17)
Input capable of receiving data from devices listed in Section 4.
Conforms to the EIA specification RS-232C.
RS232 Chan 2 Input Data
(Pin 18)
Input capable of receiving data from devices listed in Section 4.
Conforms to the EIA specification RS-232C.
Arrival Annunciator
(Pin 12)
Output capable of driving negative logic annunciator by sinking up to
500 mA.
GPS Approach Active
Annunciator (Pin 13)
Output capable of driving negative logic annunciator by sinking up to
500 mA. See GPS 155XL/GNC 300XL Pilot’s Guide (GPN 190-00067-
20 and 190-00067-30), for more information.
GPS Approach Arm
Annunciator (Pin 28)
Output capable of driving negative logic annunciator by sinking up to
500 mA. See GPS 155XL/GNC 300XL Pilot’s Guide (GPN 190-00067-
20 and GPN 190-00067-30), for more information.
ARINC 429 Output A & B
(Pins 15 and 16) Output capable of interfacing with any device that has an input
conforming to the GAMA ARINC 429 (low speed) specification.
NAV Super Flag Output
(Pin 10)
Output capable of driving positive logic NAV Super Flag by sourcing up
to 500 mA for flag out of view (NAV valid).
GPS Approach Arm Low
(Pin 9)
Input, when grounded, controls approach mode.
GPS OBS
(Pins 4, 14, 35 and 37)
Capable of interfacing with a standard OBS resolver.