User's Manual
TB0346A  Page 12 of 12  05/07/05 
RETURN 
If you have any questions concerning this or any other Carson product, please contact our Technical Service 
Department at (888) 577-6877. Many issues can be handled over the phone. We can also be reached via e-mail at 
service@carsonsirens.com 
If a product must be returned for any reason, please contact our Technical Service Department to obtain a Returned 
Merchandise Authorization number (RMA#) before you ship the product to Carson. Please write the RMA# clearly on 
the package near the mailing label. Be sure to provide a return address, contact and phone number, along with a brief 
description of the problem. 
PARTS
12
OFF
1 2 3
RADHORN
PA
MAN/PHSR
L ALY
A
UX 2
A
UX 1R 
A
LY
V
OLUME
SC-407
ON
OFF
RAD
Y
ELP
STBY
WAIL
7 
9 
8 
1 
11 
2
10
5
3
4
13 
6
Item Part #  Description 
1    Actuator, white (for rocker selector switch) (substitute CP4968 red actuator) 
  CP3966  Bolt, mounting, 1/4-20 X 3/8 (2 required) 
 CP3571  Bracket, mounting 
2  CP4686  Button, white (for pushbutton switch) (substitute CP4837 red button) 
3  CP4687-10  Connector, 10-P header 
4  CP4688-10  Connector, 10-P terminal block plug 
5  CP4684  Control, volume, PA or RAD (1K ohm) 
6  CP4691-1  Cover with stud (does not include CP4690 Chassis) 
7  CP4700  Knob, lever switch, red (substitute CP4960 black knob) 
8  CP4844  Label, front panel 
  CP3570  Microphone, Noise Canceling 
  CP3633  Microphone clip with mounting screws 
  SR-15-1  Microphone strain relief 
  CP4701  Relay, 40A SPST light control 
9 CP4699  Switch, lever 
10  CP4685  Switch, pushbutton, Horn or Man/Phsr 
11  CP4695  Switch, rocker selector, YELP-STBY-WAIL or ON-OFF-RAD (includes red actuator) 
12  CP4696  Switch, rocker, Aux light control 
13  CP4119  Transistor, output (2 required) (Industry standard TIP36C, Not Texas Instruments) 
  ED1558  Kit, Hardware (includes CP3966 bolts, CP4688-10 connector, CP3633 mic clip) 










