User's Manual Part 6

Page 7-55
3 Mar 2017
23-15-29
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
JetWave™ System
© Honeywell International Inc. Do not copy without express permission of Honeywell.
KRFU
Input
Discrete
from
KANDU
(41)
Filter Select (03) 0x 0000 Asserted System interconnect:
Is a Debug aid to allow maintainer
or installer to see inputs on various
boxes on system interconnect.
If not working correctly:
- Check cables.
- Check TX LRU.
- Check RX LRU.
0x 0001 De-asserted
0x 0004 Line not responding on KRU
IRU
Input Bus
(70)
Unknown (00) 0x 0000 Inactive link Aircraft Interconnect.
Means no labels on the bus:
- Check wiring
- Check source
- Check KANDU and Modman.
Pitch angle label
(01)
0x 0001 Missing Expected label is not there:
- Make sure that the system
configuration expects the correct
label.
- Check aircraft system is supplying
the correct label on the bus.
If fault is critical, the system will not
work.
If fault is a warning, the label is
expected but not there, the system
will continue to operate.
0x 0002 SSM FT Expected label is in functional test:
This is expected, but is recorded as
a debug aid.
If a fault is critical, the system will
not work.
If the fault is a warning, the label is
expected but not there, system will
continue to operate.
0x 0003 SSM NCD Expected label is in no computed
data:
This is expected, but is recorded as
a debug aid.
If a fault is critical, the system will
not work.
If the fault is a warning, the label is
expected but not there, system will
continue to operate.
0x 0004 SSM FW Expected label is in failure warning:
If a fault is critical, the system will
not work.
If the fault is a warning, the label is
expected but not there, system will
continue to operate.
0x 0005 SSM NO Normal operation, system is good.
Table 7-6. L3 Codes (Continued)
L1 L2 L3 Code L3 Description Repair Action
Draft as of 31 May 2017