Qtech QSW-9805 [51/116] Preparation before installation

QSW-98ХХ Series Switch Hardware Installation and Reference Guide 51

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2 Preparation before Installation

2.1 Safety Suggestions

To avoid body injury and equipment damage, please carefully read the safety suggestions before you install

from entering the switch.

 Make sure the installation site is dry and flat. Take skid-proof measures.

 Do not place the equipment in a walking area.

 Do not wear loose clothes or any other things that may be caught by the chassis during installation and

maintenance.

 Moving or lifting the switch and its components requires team work. Be careful not to get hurt.

2.1.2 Safety Precautions for Removal

QSW-98XX is large and heavy. When you handle them, please pay attention to the following requirements:

 Avoid moving the equipment frequently.

 Turn off all power supplies and unplug all power cables before you remove the equipment.

Remove all supervisor modules, service modules and power modules before you move the device, to reduce the

chassis weight.

The device must be installed and used in the restricted access location.

2.1.3 Electrical Safety

 Please observe local regulations and specifications when performing electrical operations. Relevant operators must

be qualified.

 Please carefully check for any potential danger in the working area, for example, ungrounded power supply,

unreliable grounding of the power supply and damp/wet ground or floor.

 Find out the location of the emergency power supply switch in the room before installation. First cut off the power

Direct or indirect touch through a wet object on high-voltage and mains supply can bring a fatal danger.

2.1.4 Static Discharge Damage Prevention

Although much has been done in QSW-98XX to prevent static electricity, great damage may be caused to the circuitry

and equipment when the static electricity exceeds a certain limit. In the communication network of the QSW-98XX,

electrostatic induction may come from the following sources: External electric field produced by the high-voltage supply

cable, lightning, etc; internal systems such as the indoor floor and the entire structure.

To prevent damage from static electricity, you must pay attention to the following: