User's Manual
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
TCAS 3000 Traffic Alert and Collision Avoidance System
34−43−23
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Page 3−35
15 Dec 2005
Table 3−5. 55−Pin VSI/TRA Interconnect Data
I/O Description
Connector
Pin
Connects To Notes
(I) Secondary ARINC 565 VS
(LO) Input
J1−1 (22) STS
||
Cross−Side VSI/TRA 1
(I) Secondary ARINC 565 VS
(HI) Input
J1−6 (22) S T S
GND
ll
GND
Cross−Side VSI/TRA 1
(I) VS dc Rate J1−2 (22) ARINC 575 ADC
(I) VS −dc Ref J1−3 (22) ARINC 575 ADC
(O) Bootstrap Ref Output J1−4 (22) Cross−Side VSI/TRA
(I) VS No.2 Valid Discrete In J1−5 (22) Cross−Side VSI/TRA
(I) Second 26 V ac Ref In J1−7 (22) Cross−Side VSI/TRA
(I) VS +dc Ref J1−8 (22) ARINC 575 ADC
(I) Primary 26 V ac Ref (H) J1−9 (22) ARINC 565 ADC
(I) Primary VS (LO) J1−10 (22) S T S
||
ARINC 565 ADC 1
(I) Primary VS (HI) J1−11 (22) S T S
GND
ll
GND
ARINC 565 ADC 1
(I) VS No.1 Valid Discrete In J1−12 (22) ARINC 565/575 ADC
(O) R/C Bootstrap (LO) Output J1−13 (22) S T S
||
Cross−Side VSI/TRA 1
(O) R/C Bootstrap (HI) Output J1−14 (22) S T S
GND
ll
GND
Cross−Side VSI/TRA 1
(O) Bootstrap Command Out J1−15 NC
Spare J1−16
(I) Config Strap No.5 (CS5) J1−17 (22) Gnd/Open
(I) Config Strap No.6 (CS6) J1−18 (22) Gnd/Open
(I) Config Strap No.7 (CS7) J1−19 (22) Gnd/Open
(I) Chassis Ground J1−20 (22) Airframe Ground 2
(I) dc Ground J1−21 (22) Acft dc Ground
(I) Config Strap No.8 (CS8) J1−22 (22) Gnd/Open
(I) Remote Light Sensor (HI) J1−23 (22) S T S
||
Acft Rmt Light Sensor 2
(I) Remote Light Sensor (LO) J1−24 (22) STS
GND
ll
GND
Acft Rmt Light Sensor 2