HP E3633A, User Manual

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Chapter 1 General Information
Input Power Requirements
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Input Power Requirements
You can operate your power supply from a nominal 100 V, 115 V, or 230 V single
phase ac power source at 47 to 63 Hz. An indication on the rear panel shows the
nominal input voltage set for the power supply at the factory. If necessary, you can
change the power-line voltage setting according to the instructions on the next page.
Power-Line Cord
The power supply is shipped from the factory with a power-line cord that has a plug
appropriate for your location. Contact the nearest HP Sales and Service Office if the
wrong power-line cord is included with your power supply. Your power supply is
equipped with a 3-wire grounding type power cord; the third conductor being the
ground. The power supply is grounded only when the power-line cord is plugged into
an appropriate receptacle. Do not operate your power supply without adequate cabinet
ground connection.
Power-Line Voltage Selection
Power-line voltage selection is accomplished by adjusting two components:
power-line voltage selector and power-line fuse on the power-line module of the rear
panel. To change the power-line voltage, proceed as follows: