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AS07~142XCBAA PCB printed diagram:
Ports functions:
CN1: to remote receive board
CN19, CN20: fresh air function control port
CN2: to outdoor communication port
SW2: emergency switch
CN3: swing motor control port
SW1: used to select room card function
CN4: fan motor feedback signal port
CN5: indoor ambient temp., coil temp. sensor port
CN6: to central control detector
CN8: time shorting port
CN9: to realize network appliance function (not
available)
CN10: transformer secondary output
CN11: transformer primary input
CN12: fan motor connection port
CN13: power supply neutral wire input port
CN14: power supply live wire input port
CN15: neutral wire of room card control
CN16: live wire of room card control
CN17: live wire of negative ion control
CN18: neutral wire of negative ion control
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