4.3.3.2 Connectors

Table 4-12 Types and Usage of the Connectors of the Servo Board (BD640)

Name	Usage	Connection of external devices
CNEC1,4	Connection of the encoder signal	CNR4
CNEC7,8	Connection of encoder signal of the additional axis	CNR7 and CNR8
CNBS1,2,3	Connection of the drive unit signal	CNBS1, CNBS2, and CNBS 3 of the drive unit
CNJTAG1	FPGA JTAG emulator port	JTAG emulator
JP1	FPGA boot mode	FPGA flash and JTAG boot mode
VR1	Encoder input power regulator	-
NPNB1	Brake power input	Brake cable
CNB1	Brake power of the main axis	Brake cables for axis 1 to axis 6
CNB7,8	Brake power of the additional axis	Brake cables for axis 7 and axis 8
CNPRC1	MC relay contact
CN24VB1	BD640 main power
CNSV1	BD630 DIO contact interface
DS1	DSP boot mode	-