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SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
Level 1
Failure Message
Code
07
HPA--LO GAIN
0A
HI POWER RELAY
0D
DLNA--(TOP/L)
0F
DLNA--R
10
DLNA--LO GAIN
13
BSU--(TOP/L)
15
BSU--R
1A
HI GAIN ANT--(TOP/L)
1C
HI GAIN ANTENNA--R
1F
LO GAIN ANTENNA
21
SCDU1 or WSC1
22
SCDU2 or WSC2
23
SCDU3 or WSC3
Non-AES LRU Failures:
33
(ACARS MU/CMU)1
34
(ACARS MU/CMU)2
35
IRS--PRI
36
IRS--SEC
39
(CFDIU/CMC)
3D
FMC1
3E
FMC2
40
ARINC 429 ICAO ADDR
41
(not applicable)
42
CTU
43
(CFS/CPDF)
Inactive BITE Bus Input to SDU from other LRU:
50
HSU/SDU
52
(CFS/CPDF)/SDU
53
(ACARS MU/CMU)1/SDU
Honeywell International Inc. Do not copy without express permission of Honeywell.
MCS--4200/7200 Multi--Channel SATCOM System
Table 6-5. Level 1 Failure Messages (cont)
Low Gain Antenna HPA failed
HPR (antenna system) failed
Top/Port Diplexer/Low Noise Amplifier failed
Starboard Diplexer/Low Noise Amplifier failed
LGA Diplexer/Low Noise Amplifier failed
Top/Port BSU or ACU failed
Starboard BSU failed
Top/Port HGA failed
Starboard HGA failed
LGA failed
No. 1 SCDU or WSC failed
No. 2 SCDU or WSC failed
No. 3 SCDU or WSC failed
No. 1 AFIS/ACARS unit failed
No. 2 AFIS/ACARS unit failed
Primary IRS failed
Secondary IRS failed
CFDS/CMC failed
No. 1 FMC failed
No. 2 FMC failed
429 ICAO address source failed
Discrete cockpit indicators failed
Cabin telecommunications unit failed
Cabin file server/cabin packet data function failed
HSU bus
Cabin file server/cabin packet data function bus
No. 1 AFIS/ACARS unit bus
Description
23- -20- -35
Page 6--14
15 Jul 2006
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