Garmin GNC 420 Maintenance Manual page 13

Table
1-1 Unit Configuration ................................................................................................ 1-1
3-1 Unit Board Power Supply Max Current Allowed .................................................. 3-5
3-2 Com Board Power Supply Tolerances................................................................. 3-5
3-3 Glideslope Board Power Supply Tolerances ....................................................... 3-6
3-4 Nav Board Power Supply Tolerances.................................................................. 3-6
3-5 Static Messages .................................................................................................. 3-8
3-6 Testing Failures-Main Board.............................................................................. 3-10
3-7 Testing Failures-COM Board ............................................................................. 3-12
3-8 Testing Failures-NAV Board .............................................................................. 3-13
3-9 Testing Failures-Glideslope ............................................................................... 3-13
3-10 Testing Failures-NAV Receiver ......................................................................... 3-14
5-1 Channel ID And Frequency ............................................................................... 5-14
6-1 Sub-Assy, GNS 430 28V, Black (Unit P/N 011-00280-00, Figure 7-1) ................ 6-4
6-2 Sub-Assy, GNS 430 14/28V, Black (Unit P/N 011-00280-10, Figure 7-1) ........... 6-4
6-3 Sub-Assy, GNS 430 14/28V, Gray (Unit P/N 011-00280-30, Figure 7-1) ............ 6-5
6-4 Sub-Assy GNS 430A, 28V, Black (Unit P/N 011-00836-00, Figure 7-1).............. 6-5
6-5 Sub-Assy GNS 430A, 28V, Gray (Unit P/N 011-00836-10, Figure 7-1)............... 6-6
6-6 Main Chassis Assy, GNS 430, 14/28V (Unit P/N 011-00283-10, Figure 7-2)...... 6-7
6-7 Main Chassis, GNS 430, 14/28V, (Unit P/N 011-00283-30, Fig. 7-2).................. 6-8
6-8 Main Chassis Assy, GNS 430, 28V, (Unit P/N 011-00283-00, Fig. 7-2) .............. 6-9
6-9 Main Chassis Assy, GNS 430A, 28V (Unit P/N 011-00283-20, Figure 7-2) ...... 6-10
6-10 Nav Chassis Sub Assy, GNS 430/430A (Unit P/N 011-00282-00, Figure 7-3).. 6-11
6-11 Sub-Assy, CDU, GNS 430 Black (Unit P/N 011-00281-00, Figure 7-4)............. 6-12
6-12 Sub-Assy, CDU, GNS 430, Gray (Unit P/N 011-00281-04, Figure 7-4)............. 6-13
6-13 Sub-Assy, CDU, GNS 430A, Black (Unit P/N 011-00281-00, Figure 7-4) ......... 6-14
6-14 Sub-Assy, CDU, GNS 430A, Gray (Unit P/N 011-00281-04, Figure 7-4) .......... 6-15
6-15 Sub-Assy, GNC 420, 28V, Black (Unit P/N 011-00506-00, Figure 7-5)............. 6-16
6-16 Sub-Assy, GNC 420, 14/28V, Black (Unit P/N 011-00506-10, Figure 7-5)........ 6-16
6-17 Sub-Assy, GNC 420, 14/28V, Gray (Unit P/N 011-00506-30, Fig 7-5) .............. 6-17
6-18 Sub-Assy, GNC 420A, 28V, Black (P/N 011-00837-00, Figure 7-8).................. 6-17
6-19 Sub-Assy, GNC 420A, 28V, Gray (Unit P/N 011-00837-10, Figure 7-8) ........... 6-18
6-20 Main Chassis Assy, GNC 420, 28V (P/N 011-00283-01, Figure 7-6) ................ 6-19
6-21 Main Chassis Assy, GNC 420, 14/28V (Unit P/N 011-00283-11, Fig 7-6)......... 6-20
6-22 Main Chassis Assy, GNC 420, 14/28V DO (Unit P/N 011-00283-31, Fig 7-6) .. 6-21
6-23 Main Chassis Sub-Assy, GNC 420A, 28V (Unit P/N 011-00283-21, Fig 7-6).... 6-22
6-24 Nav Chassis Sub-Assy, GNC 420/420A (Unit P/N 011-00282-01, Figure 7-7) . 6-22
400 SERIES MAINTENANCE MANUAL
P/N 190-00140-05
LIST OF TABLES
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Rev. C