User manual
  Digital BUS-WATCH
®
 HDx00 
Page 29 of 85 
Radio Engineering Industries, Inc. 
640430 -- Rev 0 -- 1/12/2012 
On-Screen Information with Vehicle Sensor Options Harness 
The Digital BUS-WATCH® Surveillance system, when equipped with the BUS-
WATCH®  Option  Harness,  will  display  information  on-screen  in  the  Installers  Mode 
when the  vehicle’s  monitored  switches are activated  and  signals  are  applied to  the 
monitored sensors. 
ACTIVE SWITCH OR SIGNAL 
ON-SCREEN DISPLAY 
BRAKE APPLIED 
BR 
STOP ARM DEPLOYED 
SA 
YELLOW WARNING LAMPS On 
YW 
RED WARNING LAMPS On 
RW 
LEFT TURN SIGNAL On 
LT 
RIGHT TURN SIGNAL On 
RT 
FRONT DOOR OPEN 
FD 
REAR DOOR OPEN 
RD 
SPEEDOMETER 
(SEE NOTE 1) 
 XX MPH 
NOTE: 
1.  The XXs represent the vehicle speed (i.e. 35). 










