Garmin GDL 88, Installation Manual

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Page 5-2 GDL 88 TSO Installation Manual
Rev. A 190-01122-00
P881
Connector Cont’d
Pin Pin Name I/O
39 SPARE* In
40 RS-232 GND 5 In
41 USB GROUND In
42 USB VBUS POWER In
43 RS-232 GND 4 In
44 RS-232 GND 3 In
45 RS-232 GND 2 In
46 RS-232 GND 1 In
47 ARINC 429 IN 2A In
48 ARINC 429 IN 1A In
49 ARINC 429 IN 3A In
50 FAN GROUND In
51 ETHERNET IN 1A In
52 ETHERNET IN 1B In
53 ETHERNET OUT 1A Out
54 ETHERNET OUT 1B Out
55 PRESSURE ALT BROADCAST ANNUN* Out
56 RS-422 OUT 1A Out
57 RS-422 IN 1A In
58 TEST MODE* In
59 SUPPRESSION Out
60 USB DATA LO I/O
61 USB DATA HI I/O
62 CONFIG MODULE DATA I/O
63 CONFIG MODULE CLOCK Out
64 CONFIG MODULE GND In
65 CONFIG MODULE POWER Out
66 ARINC 429 IN 2B In
67 ARINC 429 IN 1B In
68 ARINC 429 IN 3B In
69 GROUND In
70 ETHERNET IN 2A In
71 ETHERNET IN 2B In
72 ETHERNET OUT 2A Out
73 ETHERNET OUT 2B Out
74 RESERVED --
75 RS-422 OUT 1B Out
76 RS-422 IN 1B In
77 AIRCRAFT GND In
78 AIRCRAFT GND In
An asterisk (*) following a signal name denotes that the signal is an Active-Low, requiring a ground to
activate. If there is no asterisk, the signal is an Active-High.