22
Connector Pin Meaning Notes
CN2 on E3K NA041
board
1 TS_INTLCK Interlock
2 TS_FLTAUDIO_TX1 Fault audio exciter1
3 - Free
4 TC_TX2_STATUS Status exciter2
5 TC_TX1_STATUS Status exciter1
6 TX0-
7 - Not connected
8 RX0-
9 - Free
10 TS_FLTAUDIO_TX2 Fault audio exciter2
11 TS_COAX_TX1 Interlock exciter1
12 TS_TX2_OFF Turn off exciter2
13 TS_TX1_OFF Turn off exciter1
14 TS_ALM_RST Alarm reset
15 TS_MOD_ON Turn on modulation
16 TC_TX2_FAULT Fault exciter2
17 TC_TX1_FAULT Fault exciter1
18 Common ground
19 TX0+
20 RX0+
21 Common ground
22 - Not connected
23 TS_COAX_TX2 Interlock exciter2
24 TS_TX2_ON Turn on exciter2
25 TS_TX1_ON Turn on exciter1
Connector Pin Meaning Notes
CN8 on E3K NA041
board
1 TX1+ Telemetry
2 TX1-
3 RX1+
4 RX1-
5 Common ground
6 Common ground
7 Common ground
8 Common ground
9 Common ground
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
5
9
4
8
3
7
2
6
1
Product description
2.2.1.5 Master connector
2.2.1.6 EIA485 connector