COBHAM AVIONICS WULFSBERG ELECTRONICS
ABBREVIATED COMPONENT MAINTENANCE MANUAL
C406-N (453-5060), C406-N HM (453-5061)
25-62-13
Page 96 of 110
JAN 24/11
Figure 34. Remote Switch Control Panel Wiring Diagram (130-4005 Modified Buzzer)
6
7
8
5
7
LIGHT
ELT ON
RST 1
RST 2
EXTERNAL ON
G-SWITCH LOOP
G-SWITCH LOOP
GROUND
+5VDNGL
DDCS
9
8
12
13
19
20
NC
NC
NC
22
10
21
3
4
1
2
15
16
14
11
18
PINS 3 AND 4 MUST BE JUMPERED UNLESS OPTIONAL
PROGRAMMING ADAPTER (PA) IS INSTALLED. SEE APPENDIX B
FOR PA INSTALLATION DETAILS (PINS 1, 2, 3, 4, 15, AND 16).
17
5
A
B
ARINC 429 INPUT
TWISTED PAIR
(SHIELDED)
ELT
PLUG
REMOTE SWITCH
CONTROL PANEL
+28 VDC
AIRCRAFT POWER
SWITCHABLE POWER SOURCE WITH 1-AMP BREAKER OR
SLO-BLO FUSE. MAXIMUM CURRENT DRAW IS 120 mA.
USE MINIMUM
22 AWG WIRE
1
2
2
2
4
4
5
5
ENSURE ALL GROUNDS ARE COMMON. IF AIRCRAFT GROUND
INTEGRITY BETWEEN THE ELT AND REMOTE SWITCH PANEL
CANNOT BE GUARANTEED, REMOTE SWITCH PANEL PIN 9
TO ELT PIN 11 (OR GROUND POINT COMMON TO ELT PIN 11
AS CLOSE TO ELT AS POSSIBLE). OTHERWISE, THE CONNECTION
BETWEEN PIN 9 AND PIN 11 IS OPTIONAL.
USE OF SHIELDED CABLE IS RECOMMENDED, PARTICULARLY FOR
LONG CABLE RUNS AND WHERE EMI IS A CONCERN.
3
3
CONNECT STRAIN RELIEF TO AIRCRAFT GROUND AS CLOSE TO
ELT AS POSSIBLE.
ELT MATING PLUG
(CIRCULAR CONNECTOR)
PIN INSERTION END
1
22
21
AIRCRAFT GROUND
HORN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PIN INSERTION END OF MS24266R16B2457
CONNECTOR FOR REMOTE SWITCH CONTROL
PANEL ASSEMBLY. HOLE NUMBERING SAME AS
INSCRIBED ON ACTUAL CONNECTOR
15
2
4
+28V/+16V
+28V
AURAL CHIME
MASTER C17V
MASTER CAUTION PULSE
DC GROUND
MASTER CAUTION STEADY STATE
MASTER LIGHTING TEST
5VAC LIGHTING
AC GROUND
6
10
9
11
3
1
12
13
14
RED
BLACK
YELLOW
BLUE
AIRCRAFT BATTERY
+28 VDC
NOTE: IF HORN IS NOT USED, CONNECT
REMOTE SWITCH CONTROL PANEL PIN 8
DIRECTLY TO ELT PIN 2.
NC
NC
1