Checking The Rack; Safety Precautions; Installation Tools, Meters And Equipment - H3C MSR 20-1X Installation Manual

Checking the Rack

When installing MSR 20- 1 X routers, make sure that:
There is spacing reserved at the air inlet and exhaust in the router for the purpose of heat dissipation
•
of the router chassis.
The rack has a good ventilation system for heat dissipation.
•
The rack is solid enough to support the weight of the device and the installation accessories.
•
The rack is well-grounded.
•

Safety Precautions

Routers play an important role in data communications network. Please pay attention to the following
signs:
WARNING: Means the reader be extremely careful. Improper operation may cause bodily injury.
CAUTION: Means the reader be careful. Improper operation may cause data loss or damage to
equipment.
When installing or working on the router, observe the following recommendations:
Keep the router far away from heat sources and dampness.
•
Ground the router correctly.
•
Wear an ESD-preventive wrist strap, making sure that the strap has good skin contact.
•
Do not insert or remove interface modules or interface cards of the router when the power supply is
•
connected.
Do not insert or remove a cable when the power supply is connected.
•
Connect the interface cables correctly for the router. Do not connect a telephone line (including
•
ISDN line) to a serial port.
Use laser with caution. Do not directly stare into apertures or fiber-optic connectors that emit laser
•
radiation.
Equip an uninterrupted power supply (UPS).
•

Installation Tools, Meters and Equipment

Tools
Phillips screwdriver
•
Straight screwdriver
•
ESD-preventive twist strap
•
Cables
PGND cable and power cord
•
Console cable
•
Optional cables
•
15