NEC MH4500 manual Before You Begin, Standard Configuration, Static Precautions

Models: MH4500

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Before You Begin

This appendix contains information on cabling configurations used in your system. The configurations include:

Tstandard configuration optional RAID configuration.

Before You Begin

Observe all cautions, warning, and static precautions while working with your system and while performing any procedures.

!WARNING

The DC push button on/off switch on the front panel does not turn off system AC power. Also, +5 Vdc is present on the system board whenever the AC power supply cords are connected between the system and AC outlets. Before performing any procedures, first press off the DC push button switch located on the front panel. Make sure your system is powered off and all AC power cords are unplugged from the system. Failure to disconnect power before opening your system can result in personal injury and equipment damage.

Static Precautions

An electrostatic discharge (ESD) can damage disk drives, option boards, and other components. You can provide ESD protection by wearing an antistatic wrist strap attached to chassis ground when handling system components.

Electronic devices can be easily damaged by static electricity. To prevent damage, keep them in their protective packaging when they are not installed in your system.

Standard Configuration

The system’s standard internal cabling includes:

power cables

Tdiskette drive data cable SCSI data cables.

Each configuration is described in the following paragraphs.

A-2 System Cabling

Page 128
Image 128
NEC MH4500 manual Before You Begin, Standard Configuration, Static Precautions