3Com 3644A, 3646A, 3645A manual Safety, II. Connecting the power line

3600 SERIES USER MANUAL

The following general safety precautions must be observed during all phases of operation, service, and repair of this instrument. Failure to comply with these precau- tions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument. The Manufacturer assumes no liability for the customer’s failure to comply with these requirements.

Attention

I.Safety

1.Users should operate according to this manual.

2.There is high voltage inside the instrument, please avoid touching it directly.

3.Please read the user manual carefully before you use the instrument to assure your safety.

4.Ground the Instrument

This product is provided with a protective earth terminal. To minisize shock hazard, the instrument chassis and cabinet must be connected to an electrical ground. The instrument must be connected to the AC power supply mains through a three-conduc- tor power cable, with the third wire firmly connected to an electrical ground (safety ground) at the power outlet.

5.Keep Away From Live Circuits

Operating personnel must not remove instrument covers. Component replacement and internal adjustments must be made by qualified service personnel. Do not split the components when power cable connected.

Under certain conditions, dangerous voltages may exist even with the power cable removed. To avoid injuries, always disconnect power, discharge circuits and remove external voltage sources before touching components.

Do Not Substitute Parts or Modify Instrument

Because of the danger of introducing additional hazards, do not install substitute parts or perform any unauthorized modification to the instrument. Return the instrument to a qualified dealer for service and repair to ensure that safety features are maintained.

II.Connecting the power line

1.Inspect the power selection switch on the back panel, to assure if the selected voltage is the same as environment power voltage. If not, please refer to the notice around the power plug.

2.Before connecting the power supply, please be sure that the switch on the front panel should be in the off position.

3600 Series Programmable Power Supply

2 VERSION 2.0 2004.6