Garmin GNS 430 - Map Panning and NAVAIDS Display; Full Screen Map and Data Field Options

400 SERIES MAINTENANCE MANUAL Page vii
P/N 190-00140-05 Rev. C
SECTION 5
ALIGNMENT, CALIBRATION, AND TESTING
(continued)
5.7.4 Navigation Assembly I/O Tests ....................................................................5-32
5.7.4.1 Localizer Course Deviation Test ...................................................................5-32
5.7.4.2 To/From Deflection Output Characteristic Test.............................................5-32
5.7.4.3 To/From Deflection Accuracy Test................................................................5-32
5.7.4.4 Course Deviation Flag Output Characteristic Test........................................5-33
5.7.4.5 Course Deviation Flag Test...........................................................................5-33
5.7.4.6 VOR/LOC Super Flag Output Test................................................................5-33
5.7.4.7 NAV Input Lines ............................................................................................5-34
5.7.4.8 NAV OBI Outputs ..........................................................................................5-34
5.7.4.9 Nav Serial DME Outputs ...............................................................................5-35
5.7.4.10 NAV Parallel DME Outputs ...........................................................................5-35
5.7.5 Glideslope Final Tests...................................................................................5-37
5.7.5.1 Glideslope Course Deviation Output Characteristic Test..............................5-37
5.7.5.2 Course Deviation Deflection Accuracy Test..................................................5-37
5.7.5.3 Course Deviation Flag Test...........................................................................5-37
5.7.5.4 Glideslope Superflag Output Test .................................................................5-38
5.7.5.5 Receiver Sensitivity.......................................................................................5-38
5.7.5.6 Centering Accuracy.......................................................................................5-39
5.7.5.7 AGC...............................................................................................................5-39
5.7.5.8 Selectivity (Bandwidth)..................................................................................5-39
5.7.5.9 Nose Bandwidth ............................................................................................5-40
5.7.5.10 Skirt Bandwidth .............................................................................................5-40
5.7.5.11 Spurious Response.......................................................................................5-40
5.7.5.12 Status Tests ..................................................................................................5-41
5.7.6 Main Board Final Tests .................................................................................5-42
5.7.6.1 Push Button Response..................................................................................5-42
5.7.6.2 Rotary Knobs.................................................................................................5-42
5.7.6.3 Map ID and Data Card Test ..........................................................................5-42
5.7.6.4 Photocell........................................................................................................5-43
5.7.6.5 Lighting Bus Input .........................................................................................5-43
5.7.6.6 Memory Battery Voltage................................................................................5-44
5.7.6.7 Display Pattern Test......................................................................................5-45
5.7.6.8 Fan Test ........................................................................................................5-45
5.7.6.9 Unit Configuration Test..................................................................................5-45
5.7.6.10 GPS Antenna Bias ........................................................................................5-45
5.7.6.11 GPS Noise.....................................................................................................5-45
5.7.6.12 Satellite Tracking Test...................................................................................5-46
5.7.6.13 MAIN Lateral LEFT, RIGHT Outputs.............................................................5-47