Samsung OfficeServ 7400 Technical Manual page 73

OfficeServ 7400
TECHNICAL MANUAL
Grounding Requirements
•
Follow all grounding conditions listed in section 1.2.
•
The grounding wire of OfficeServ 7150 PoE PSU should not be connected to the
conduit of the power cables in the building.
•
Power and grounding cables should meet the national standard. Installation of
them shall be based on the national standard.
•
Grounding should be made to an outside port to protect human body as well as
OfficeServ 7150 PoE PSU from lightning, static electricity and instantaneous over
voltage.
•
The system should be connected to a properly grounded electric outlet.
•
The GND ground on the rear panel of OfficeServ 7150 PoE PSU should be
properly connected.
Use caution when connecting External Battery DC Output
Connection
Do not drive another device with the DC output of the external battery of the OfficeServ
7150.
When inserting and removing the PSU modules from the cabinet, all
power should be turned OFF.
Connecting Grounding Wire
Unplug AC power cable before grounding wire is connected.
Use of Double-Pole Neutral Fusing
It is dangerous to carry out repair work with single fuse removed from the double pole
neutral wire.
Do Not Wear Metallic Accessories
To prevent electrical shock, do not wear metallic accessories while handling the
product.
FOLLOW ALL SAFETY AND GROUNDING GUIDELINES SPECIFIED
IN SECTIONS 1.1.1 and 1.2.
5.4
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INSTALLATION
PART 5 JUNE 2006