INSTALLATION MANUAL
CMA-5024 GLSSU
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Page C.18
November 21, 2008
1.29 Label 243 - GLS Runway Selection - Output
ARINC BIT DESCRIPTION SETTING
32 Parity Odd
31-30 SSM Normal Operation = 00
No Computed Data = 01
Functional Test = 10
Fail Warning = 11
29,28 Spare =0
27 - 22 Runway Number 0 -36
21 , 20
Runway Letter None = 0 0
R = 0 1
C = 1 0
L = 1 1
19 - 15 Route Indicator ISO#5 Character (See note)
14 - 11 Reserved =0
10-9 SDI Not Used = 00
Unit 1 = 01
Unit 2 = 10
Unit 3 = 11
8-1 Octal Label 243
Note: The Route Indicator is encoded with the lower 5 bits of the ISO#5 character set, using upper
case alpha set A - Z, excluding the characters 'I' and 'O' but including the 'space' character
(00000 binary on 5 bits).
1.30 Labels 246 & 247 - DME Ground Station 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 Ground Stn. Ident. Char. #2 / #4 ISO#5 Character as per Look-Alike
DME Ground Station Identifier APD
18 Pad = 0
17 - 11 Ground Stn. Ident. Char. #1 / #3 ISO#5 Character as per Look-Alike
DME Ground Station Identifier APD
10-9 SDI Not Used = 00
Unit 1 = 01
Unit 2 = 10
Unit 3 = 11
8-1 Octal Label 246 & 247 (DME)
Note: Label 246 contains characters 1 and 2, and Label 247 contains characters 3 and 4.
The document reference is online, please check the correspondence between the online documentation and the printed version.