User's Manual

UL-801 Installation Manual
Page 21
23-20-06 15 December 2011
FANS Aural (when FANS is enabled)
FANS Aural
Active State Active Inactive
Ground
(Recommended Configuration)
FANS alerter on FANS ATC annunciator off
Open FANS alerter off FANS ATC annunciator on
NOTE: The aural alerting devices must be connected to the aircraft 28 VDC power.
CPDLC Connect
CPDLC Connect
Active State Active Inactive
Ground CPDLC connection active No CPDLC connection
Open No CPDLC connection CPDLC connection active
NOTE: Use of this discrete is optional.
New Message
New Message n
Active State Active Inactive
Ground New/unread message/graphic
received
No new/unread messages
Open No new/unread messages New/unread message/graphic
received
NOTE: This discrete is intended to drive a visual annunciator. Not associated with FANS
advisories.
Chime
Chime n
Active State Active Inactive
Ground New/unread message/graphic
received
No new/unread messages
Open No new/unread messages New/unread message/graphic
received
NOTE: This discrete is intended to drive an aural annunciator.
Media NOCOMM
VHF NOCOMM/SAT NOCOMM/TEL NOCOMM
Active State Active Inactive
Ground Media link failed Media link established/idle
Open Media link established/idle Media link failed
NOTE: These discretes are intended to drive visual annunciators.