Kemppi PROMIG EVOLUTION 501 Technical Manual page 5

Control card A001
LED indicators
• H1: CONTROL CARD POWER SOURCE OPERATION. Indicates
the functioning of control card´s power source section.
• H2: REMOTE CONTROLLER VOLTAGE. Indicates the presence
of +5 Volts in the remote control circuit. If the LED is off there is a
short circuit in the remote control circuit.
• H3: SERIAL COMMUNICATION. Indicates serial communication
functioning in continuous state. Blinking at the moment of supply
voltage connection indicates, that the processor can´t detect the panel
type. Panel detection is run through connector X4 pins 5, 7 and 8.
Trimmer R113
• R113: BURNBACK TIME. Possibility to adjust burnback time.