Electrical installation and wiring
98-145168-A Chapter 4: Installation 4-13
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4.3.9 To wire IRS/GNSS
Wiring diagram
See Wiring – overview on page 4-7.
Pins for IRS/GNSS
4.3.10 To wire discrete inputs and outputs
ARINC-781 compliant.
Wiring diagram
See Wiring – overview on page 4-7
Pins for discrete inputs and outputs
CSDU pin Description
MP02A Data from primary IRS/GNSS A
MP02B Data from primary IRS/GNSS B
MP02J Data from secondary IRS A
MP02K Data from secondary IRS B
MP06J Data from GNSS to CSDU A
MP06K Data from GNSS to CSDU B
CSDU Pin Description
MP01C Call Place End Discrete Input 1, Cockpit Voice discrete input
MP01H Call Place End discrete Input 2. Cockpit Voice discrete input
MP01G External reset Discrete Input
MP02C Cockpit Voice Chime signal contact 1. Discrete "relay" contact
MP02H Cockpit Voice Chime Signal Contact 1. Discrete "relay" contact
MP03C Cockpit Voice Call Light output 1. Cockpit Voice discrete output
MP03E Spare discrete output #1
MP03H Cockpit Voice Call Light output 2. Cockpit Voice discrete output
MP04C Cockpit Voice Mic On input 1. Cockpit Voice discrete input
MP04E Spare discrete output #2
MP04H Cockpit Voice Mic On input 2. Cockpit Voice discrete input
MP05C Cockpit Voice Go Ahead Chime reset 1. Cockpit Voice discrete input
MP05E Spare discrete output #3
MP06A Spare discrete input #1
MP06B Spare discrete input #2