TKM MX170C - MX170 C External Interconnect; Pin Description Table

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MXI70(B/C) INTERCONNECT
The following table lists the pin description for the MX170C external interconnect:
Pin # Description Pin # Description
1 NAV A+ 22 DMEMO
2 GS+ 23 DMEM1
3 VORILOC Signal 24 DME M2
4 ILS ENABLE 25 DME M3
5 50 KHz GS 26 NAV A+ Switched
6 0.1 MHz GS 27 DME KO
7 0.3 MHz GS 28 DME K1
8 0.5 MHz GS 29 DME K2
9 0.7 MHz GS 30 DME K3
10 0.9 MHz GS 31 DME 50 KHz
11 108 MHz GS 32 DME Common
12 109 MHz GS 33 VOR Test
13 110 MHz GS 34 Phones, Comm
14 111 MHz GS 35 NAV Audio
15 Aux Audio -1 36 Aux Audio -1
16 Aux Audio -4 37 ICS
17 A I C Power Switched 38 Not Used
18 13.5 vdc Input 39 Mic Audio
19 Ground 40 Mic Key
20 A I C Power 41 Speaker
21 Power Speaker Ground 42 COMM FLIP-FLOP*
• Requires addition of internal resistor R53 on computer board.