
   ADT-HC4500 CNC Flame/Plasma Controller 
 
97
 
The following connecting diagram shows the connection of ADTECH Q2BYG404MA driver and 
56BYGH630C stepping motor: 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Ye
Blu
G
Re
Bl
W
 
 
56BYGH630C 
Stepper motor 
+ 
PU 
+ 
DR 
+ 
MF 
V+ 
V- 
AC 
BC 
A+ 
A- 
B+ 
B- 
18-40V 
DC power 
5V DC power of 
motor self-lock 
Q2BYG404MA driver