Veichi AC310 - Access to Voltage Points on the Control Board

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AC310 Universal AC Drive Service Manual
U5
Octal Driver
Y, Relay, Fan, Contactor, Brake
Outputs
SN74ACT244PWR
U2
Logic Chips
Keypad Logic Chip
74HC595D
U13
CPU
Keypad CPU
XMC1100-
T016F0032
3.2 Access to Voltage Points on the Control Board
C41/C18/82/89/C95=2.2UF
/0402
U17=AMS1117-3.3
Resistor:
R45/R51/R30=1K/0805，
R20=10K/0402, R271=14.04K
Controlled precision voltage
regulator:
U21=TL431AIDBZR
Capacitors:
C69/C84=100NF/0402
C40=2.2UF/0402
U12=TL084IDR Resistor: R55/R53=1K/0402