User's Manual

SYSTEM DESCRIPTION AND INSTALLATION MANUAL
T
3
CAS/Part No.9005000
Table 1-38: BDS 4,0 Selected Vertical Intent
Bits
Parameter
Parameter Data
External Source(s)
1
Status
N/A
Available
2-13
MCP/FCU Selected
Altitude
N/A
Feet
Label 102 Selected Altitude from MCP/FCU
14
Status
N/A
Available
15-26
FMS Selected
Altitude
N/A
Feet
Label 102 Selected Altitude from FMS.
27
Status
N/A
Available
28-39
Barometric
Pressure Altitude
N/A
Label 203 Baro Alt or Label 234 Baro Alt
Correction from ADC or else Label 273 Baro
Pressure Setting Ref from MCP/ FCU.
40-47
Reserved
48
Status of MCP/FCU
Mode Bits
49
Vertical
Navigation(VNAV)
Mode
YES
NO
50
Altitude Hold Mode
YES
NO
51
Approach Mode
YES
NO
52-53
Reserved
54
Status of Target
Altitude Source
YES
NO
55-56
Target Altitude
Source
N/A
UNKNOWN
AIRCRAFT ALT
FCU/MCP SEL
ALT
FMS SEL ALT
Pub. No. 8600200-001, Revision 004
34-45-29
1-134
04 Nov 2014
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