User's Manual

Table Of Contents
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
T
3
CAS/Part No.9005000
Table 4-2: T
3
CAS Computer Unit Interface Description
(Applicable to Part No. 9005000-11801 and -55801)
Connector
Pin
Designation
Functional Description
T
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CAS Computer Unit Right Top Plug (RTP)
RTP-1A, 1B
ARINC 453 Terrain Display Output No.1: (RTP-1A [A], RTP-1B [B])
T
3
CAS output number 1 to the terrain awareness display.
RTP-1C, 1D
ARINC 429 Input: Spare
RTP-1E, 1F
ARINC 453 Terrain Display Output No.2: (RTP-1E [A], RTP-1F [B])
T
3
CAS output number 2 to the terrain awareness display.
RTP-1G, 1H
ARINC 429 Input: AFMC – EFIS #2 [RTP-1G (A), RTP-1H (B)]
This high-speed 429 input from the Flight Management Computer (FMC) Electronic
Flight Instrument System (EFIS) provides position, heading, track angle, speed,
etc. information to the T
3
CAS.
RTP-1J, 1K
ARINC 429 Input: ADIRU #2 (Right) / ADR [RTP-1J (A), RTP-1K (B)]
This low-speed 429 input from the Air Data/Inertial Reference Unit (ADIRU) #2
provides altitude, airspeed, altitude rate and temperature information to the T
3
CAS.
RTP-2A, 2B
ARINC 429 Input: Spare
RTP-2C, 2D
ARINC 429 Air Data/Inertial Reference Unit (ADIRU) #2 (Right), Inertial
Reference Part (IRS) Input: [RTP-2C (A), RTP-2D (B)]
This high-speed input is provided for applications to receive Inertial Reference
System information.
RTP-2E, 2F
Instrument Landing System #2 (Right)
This low-speed bus inputs all signals associated with the instrument landing system
to the T
3
CAS.
RTP-2G
Discrete Input (Gnd/Open)
XPDR Mode S Address Bit A1 (MSB). Refer to Note 5 following the table.
RTP-2H
Discrete Input (Gnd/Open)
XPDR Mode S Address Bit A2.
RTP-2J
Discrete Input (Gnd/Open)
XPDR Mode S Address Bit A3.
RTP-2K
Discrete Input (Gnd/Open)
XPDR Mode S Address Bit A4.
RTP-3A, 3B
Instrument Landing System #1 (Left)
This low-speed bus inputs all signals associated with the instrument landing system
to the T
3
CAS.
RTP-3C, 3D
ARINC 429 Input: Spare
RTP-3E, 3F
ARINC 429 FMC GENBUS #2 (NAV Modes) Input: [RTP-3E (A), RTP-3F (B)]
This Low-Speed ARINC 429 (12.5k bits/s) input provides aircraft gross weight,
selected altitude, position, etc. to T
3
CAS.
4-38
04 Nov 2014
34-45-29
Pub. No. 8600200-001, Revision 004
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