System Diagram Main circuit power L2C Control power Command pulse Encoder divider pulse output input Panel operator Input and output signals Command voltage input MicroUSB Dual RJ45 bus interface Full-closed loop and 2500 line interface 20 SD700 Series Servo Technical Manual B2 B3 Fan Servo motor U V B1/⊕ L1Rheost at Cha B2 B3 Fan U V Cha L2 L3 2 rge Over-te mperature protectio W Dynamic brake circuit urrent mpling M ENC elay Drive Voltage Temp sampling sa erature mpling Gate C drive sa urrent mpling ARM+FPGA E o A/D I/O CN7 CN6 C