Brivo OEC 715/785/865/865 Mobile C-Arm X-Ray Product Service Manual
 
2-40 
Interface: 
AC power input 
The AC power input is listed as follows. 
Up/down orders interface 
Signals used to control the motion direction of the lift column motor are listed as follows. 
LOW =the up key is pressed 
DOWN_N 
Down order from the 
down key 
J2-5  Digital  0V/24V  LOW =the down key is pressed 
Down security order from 
the down security key 
J2-6  Digital  0V/24V 
LOW=the down security key is 
pressed 
Key switch interface 
The key switch signals to enable or disable the motion of the lift column motor are listed as follows. 
Disable motion signal from 
the key switch. 
Lift column motor interface 
The DC power supplies for the motion of the lift column motor are listed as follows. 
MOTO1 
DC power to the lift column motor. 
Up motion when the voltage is 
J4-1  Power  0--+40VDC 
The DC voltage between 
MOTO1 and MOTO2 shall be 
within the range:  -40VDC-- 
+40VDC 
MOTO2 
DC power to the lift column motor. 
Down motion when the voltage is 
J4-4  Power  0--+40VDC 
Mainframe Control Board interface 
The signals to MCB are listed as follows. 
Proximity protecting signal 
to MCB. 
J5-1  Digital  0V/+15V  LOW=Proximity protect 
Overcurrent signal to MCB. 
UP_TO_MCB_N  Up signal to MCB.  J5-3  Digital  0V/+15V 
LOW =The motor is at 
up motion 
DOWN_TO_MCB_N  Down signal to MCB.  J5-5  Digital  0V/+15V 
LOW =The motor is at 
down motion 
Down security key signal to 
MCB. 
J5-6  Digital  0V/+15V 
LOW =Down security 
key is pressed 
UDB_ENABLE 
Preserved signal from MCB 
to disable the motor motion. 
J5-7  Digital  0V/+15V  LOW =Disable motion 
DC 24V power input to UDB.