Installation Manual
H3C SecPath F1000-E Firewall
Chapter 3 Preparing for Installation
3-6
Make sure that the size of the cabinet is appropriate for the firewall, and that there
is enough clearance around the left and right panels of the firewall for heat
dissipation.
For the sake of heat dissipation and device maintenance, it is recommended that
the front and rear of the cabinet should be at least 0.8 m (31.5 in.) away from walls
or other devices, and that the headroom in the equipment room should be no less
than 3 m (9.8 ft.).
3.2 Safety Precautions
3.2.1 Safety Signs
When reading this manual, pay attention to the following:
Warning:
Means the reader be extremely careful. Improper operation may cause
device damage or bodily injury.
Caution:
Means the reader be careful. Improper operation may cause device
malfunction.
3.2.2 General Safety Recommendations
Keep the firewall chassis and installation tools away from walk area.
Keep the firewall far away from a moist area and heat sources.
Unplug all external cables before moving the chassis.
3.2.3 Electricity Safety
Locate the emergency power switch in the equipment room before installation and
maintenance so that you can switch the power off in case of an electrical accident.
If necessary, unplug the power cord immediately.
Make sure that the firewall has been correctly grounded.
Do not open or close the chassis cover when the firewall is powered on.
Do not remove power cables or interface modules when the firewall is powered on.
Connect the interface cables for the firewall correctly.
Use laser with caution. Do not directly stare into apertures or fiber-optic
connectors that emit laser radiation.
If you are not using the laser, cover the dust cover to avoid static adsorption, which
may cause damage to the laser.
Equip an uninterrupted power supply (UPS).
Double check to make sure the firewall is powered off when it must be powered
off.
Avoid maintaining the firewall alone when it is powered on.
