INSTALLATION MANUAL
CMA-5024 GLSSU
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Page C.20
November 21, 2008
1.33 Label 260 - Date - Input/Output
ARINC BIT DESCRIPTION SETTING
32 Parity Odd
31-30 Sign Status Matrix (SSM) Normal Operation = 00
No Computed Data = 01
Functional Test = 10
Not Used = 11
29-28 Tens of Days 0 - 3
27-24 Units of Days 0 - 9
23 Tens of Months 0 - 1
22-19 Units of Months 0 - 9
18-15 Tens of Years 0 - 9
14-11 Units of Years 0 - 9
10-9 Source/Destination Identifier Not Used = 00
Unit 1 = 01
Unit 2 = 10
Unit 3 = 11
8-1 Octal Label 260
1.34 Labels 263 & 264 - Approach Identifier Words 1 & 2 - Output
ARINC BIT DESCRIPTION SETTING
32 Parity Odd
31-30 SSM Normal Operation = 00
No Computed Data = 01
Functional Test = 10
Fail Warning = 11
29 - 27 Spare = 0 0 0
26 Pad = 0
25 - 19 Approach Ident. Char. #2 / #4 ISO#5 Character
18 Pad = 0
17 - 11 Approach Ident. Char. #1 / #3 ISO#5 Character
10-9 SDI Not Used = 00
Unit 1 = 01
Unit 2 = 10
Unit 3 = 11
8-1 Octal Label 263 and 264
Note 1: The Approach Identifier output on the GLS bus is synonymous with the Reference Path
Identifier defined in the FAS Data Block.
Note 2: Label 263 contains characters 1 and 2, and Label 264 contains characters 3 and 4.
Note 3: When output on the ILS Look-Alike Bus, instead of the Approach Identifier, the Look-Alike ILS
Ground Station Identifier as per APD is encoded (same encoding as for Labels 242 & 244).
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