Samsung 7100 Grounding Conditions, Power Conditions, Power Standards Power Supply

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1.2 Grounding Conditions

yThe following cautions should be taken when grounding the OfficeServ 7100 system:

yThe grounding wire of the OfficeServ 7100 system should be grounded to the earth using a proper material.

yThe flow of electric current between the grounding wire of the power plug and the exposed metal surface of the system should be satisfactory.

yWhen connecting grounding of external additional equipments to the grounding of the system, the groundings should be connected through a single connection point.

Cautions for Grounding

- Do not connect the grounding wire of the OfficeServ 7100 system to a power conduit of a building.

-The standards for power and grounding should comply with the country standard and the pertinent work should be conducted according to the country standard.

-External grounding is required to prevent human injuries or system damages caused by lightning, static electricity, or voltage surge.

-Unplug the AC power code before connecting the ground line. Failure to do so may cause bodily damage.

-OfficeServ 7100 System should be connected to an outlet with a protective ground.

-The GND in the back of the OfficeServ 7100 system should be grounded.

1.3Power Conditions

The power supply board of the OfficeServ 7100 system receives AC input power or battery power, and supplies -54 V, -5 V, +5 V, +3.3 V, +12 V, and -54 V(Battery) to the system cabinet.

The power condition is as follows:

yAC 220-240V, 1.5 A, 50/60 Hz, or DC 48 V, 3 A

Table 1.1 Power Standards

Power Supply		Standards
Power Supply	Input Power	AC 230 V
Unit(PSU)	Output	- DC -54 V, 1.1 A
	Power	- DC +5 V, 5 A
		- DC -5.3 V, 0.3 A
		- DC +3.3 V, 5 A
		- DC +12 V, 0.4 A
		- DC -54 V, 0.25 A(for backup)

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