Electrical installation and wiring
98-158751-C Chapter 4: Installation 4-19
• Ethernet Port Definition: Electronic Flight Bag 1
• Security Domain: Airline Information Services Domain (AISD)
Ethernet 11 (AISD#2):
Description of Ethernet 1 (AISD#1 or EFB 1)
The EFB 1 interface is for cockpit (AISD) applications which require an IP data
connection, for example for EFB connectivity.
Wiring diagram
See Wiring – overview on page 4-7
Pins for Ethernet 1 (AISD#1 or EFB 1)
4.3.19 To wire Ethernet 11 (AISD#2 or EFB2)
The Ethernet 11 interface is ARINC-781 compliant, but reserved for flight test use only
and disabled for general use.
• Ethernet Port Definition: Electronic Flight Bag 2
• Security Domain: Airline Information Services Domain (AISD)
Description of Ethernet 11 (AISD#2 or EFB 2)
This interface is for test purposes only and is only accessible when the aircraft is in flight
test mode.
Wiring diagram
See Wiring – overview on page 4-7
Pins for Ethernet 11 (AISD#2 or EFB 2)
CSDU pin Description
TP03A Ethernet 1 from CSDU to User + (AISD#1)
TP03B Ethernet 1 from User to CSDU + (AISD#1)
TP04B Ethernet 1 from CSDU to User - (AISD#1)
TP04A Ethernet 1 from User to CSDU - (AISD#1)
CSDU pin Description
TP03J Ethernet 11 from CSDU to User + (AISD#2)
TP03K Ethernet 11 from User to CSDU + (AISD#2)
TP04K Ethernet 11 from CSDU to User - (AISD#2)
TP04J Ethernet 11 from User to CSDU - (AISD#2)