TDK 750W, 1500W technical manual 1 SW1 position function, Resetting the SW1 switch

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Fig.4-3: SW1 setup DIP-switch

4.4.1SW1 position function

Refer to Table 4-3 for description of SW1 position functions. The factory default setting is Down for all positions.

Table 4-3: SW1 Positions Functions

Position	Function	DOWN (Factory default)	UP
SW1-1	Output Voltage	Output Voltage	Output Voltage programmed
		programmed by	by remote analog
	Remote Analog Programming
		Front Panel	External Voltage or External Resistor
	Output Current	Output Current	Output Current programmed
SW1-2		programmed by	by remote analog
	Remote Analog programming
		Front Panel	External Voltage or External Resistor
SW1-3	Programming Range Select	0-5V/(0-5Kohm)	0-10V/(0-10Kohm)
	(Remote voltage/resistive)
SW1-4	Output Voltage and	0-5V	0-10V
	Current Monitoring Range
SW1-5	Shut-Off Logic select	Off: Low (0-0.6V) or Short	Off: Low (2-15V) or Open
		On: High (2-15V) or Open	On: High (0-0.6V) or Short
SW1-6	RS232/485 select	RS232 interface	RS485 interface
	Output Voltage	Output Voltage	Output Voltage
SW1-7		programmed by	programmed by
	Resistive Programming
		Front Panel	External resistor
	Output Current	Output Current	Output Current
SW1-8		Programmed by	Programmed by
	Resistive Programming
		Front Panel	External Resistor
		Rear panel	Rear panel
SW1-9	Enable/Disable control	Enable/Disable control is	Enable/Disable control
		not Active	is Active

4.4.2Resetting the SW1 switch

Before making any changes to the SW1 switch setting, disable the power supply output by press- ing the front panel OUT button. Ensure that the Output Voltage falls to zero and the OUT LED is Off. Then use any small flat-bladed screwdriver to change the SW1 switch setting.

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83-507-013 Rev. D