TDK 750W HALF RACK technical manual Rear Panel Connections and Controls

Table 4-1: Front Panel Controls and Indicators (continued)

Number	Control/Indicator	Description	Section
15	PREV indicator	Green LED, lights when PREV button is pressed
16	FINE button	Voltage and Current Fine/Coarse adjustment control. Op-
		erates as a toggle switch. In Fine mode, the VOLTAGE
		and CURRENT encoders operate with high resolution and
		in Coarse mode with lower resolution (approx. 6 turns).
		Auxiliary function: Set units as Master or Slave in Ad-	5.15.2
		vanced parallel operation.
17	FINE indicator	Green LED, lights when the unit is in Fine mode.
18	ALARM indicator	Red LED, blinks in case of fault detection. OVP, OTP
		Foldback, Enable and AC fail detection will cause the
		ALARM LED to blink.
19	AC Power switch	AC On/Off control.

4.3 REAR PANEL CONNECTIONS AND CONTROLS

See Fig.4-2 to review the connections and controls located on the power supply rear panel. Refer to Table 4-2 for explanations about the rear panel connections and controls.

Fig.4-2: Rear panel connections and controls

Table 4-2: Rear panel connections and controls

Number	Item	Description	Section
1	AC input	Wire clamp connector for 1500W units.	3.7.1
	connector	IEC connector for 750W units.	3.7.2
2	DC output	Bus-bars for 6V to 60V models.	3.9.6
		Wire clamp connector for 80V to 600V models.
3	Remote-In	RJ-45 type connector, used for connecting power supplies to
	connector	RS232 or RS485 port of computer for remote control purposes.	7.3
		When using several power supplies in a power system, the first
			7.5
		unit Remote-In is connected to the computer and the remaining
		units are daisy-chained, Remote-In to Remote-Out.

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83-507-5002 Rev. B