Installation Manual
2. Preparation before Installation
11
www.qtech.ru
2
PREPARATION BEFORE INSTALLATION
2.1
Safety Precautions
To avoid body injury and device damage, please carefully read the safety precautions before
you install the QSW-6900.
The following safety precautions do not cover all possible dangers.
2.1.1
Installation Safety
❖
Keep the chassis clean and dust-free.
❖
Do not place the device in walking areas.
❖
Do not wear loose clothes, ornaments or any other things that may be hooked by the chassis
during the installation and maintenance.
❖
Turn off all power supplies and unplug all power cords and cables before the installation or
the dismantling.
2.1.2
Removal Safety
❖
Avoid frequent removals after the device is installed.
❖
Turn off all power supplies and unplug all power cords and cables before the installation or
the dismantling.
❖
When removing the device, pay attention to the balance and avoid hurting legs and feet or
straining the back.
When the device is being removed, do not hold the power supply handle or the fan handle
for these parts are not designed for bearing the entire weight of the device. It will cause
damage to the device or to your body if you hold these parts when removing the device.
To reduce the weight of the chassis during the removal, dismantle the extension module, fan
module and the power supply module first.
Install and operate the device in places where removing is restricted.
2.1.3
Electric Safety
❖
Observe local regulations and specifications when electric operations are performed.
Relevant operators must be qualified.
❖
Carefully check any potential danger in the working area, such as ungrounded power supply,
unreliable grounding of the power supply, and damp/wet ground.
❖
Find out the location of the emergency power supply switch in the room before installation.
First cut off the power supply in the case of an accident.
❖
Be sure to make a careful check before you shut down the power supply.
❖
Do not place the device in a damp location. Do not let any liquid enter the chassis.
Any nonstandard and inaccurate electrical operation can cause accidents such as fires or
electrical attacks, thus causing severe, or even fatal damages to human bodies and the
devices.
