2. Function
As shown in above figure:
Power input: ~220V
L1、N1: AC power filter S1: power switch
G1: power filter connecting with the ground of bottom-board
P131: AC port of solid state relay board
J501: fan port of AC system J502: AC power port of cooling system
J503: power Supply Port of Halogen lamp J504: Zero line port
J505: power switch of circuit board box J506: power port of solid state relay board
N1:±12V, 5V switch power, power supply for the mother board of circuit board
N2: 12V switch power，power supply for halogen lamp
N4: 24V switch power，power supply for step motor
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