Hardware Installation and Reference Guide
Preparing for Installation
9
Apart from dust, the salt, acid, and sulfide in the air in the server room must meet strict requirements. These
harmful substances will accelerate metal corrosion and component aging. Therefore, the equipment room should
be properly protected against the intrusion of harmful gases, such as sulfur dioxide, hydrogen sulfide, nitrogen
dioxide, ammonia and chlorine gas. The following table lists limit values for harmful gases.
Table 2-3
Requirements for Gases
Gas
Average (mg/m
3
)
Maximum (mg/m
3
)
Sulfur dioxide (SO
2
)
0.2
1.5
Hydrogen sulfide (H
2
S)
0.006
0.03
Nitrogen dioxide (NO
2
)
0.04
0.15
Ammonia (NH
3
)
0.05
0.15
Chlorine gas (Cl
2
)
0.01
0.3
2.4.5
EMI Requirements
Keep the device away from the grounding equipment or lightning and grounding equipment of the power
device as much as possible.
Keep the device far away from radio stations, radar stations, high-frequency high-current devices, and
microwave ovens.
2.5
Tools
Table 2-4
Tools
Common Tools
Phillips screwdrivers, power cords, Ethernet cables, fastening bolts, diagonal
pliers, and binding straps
Special Tools
Antistatic gloves, wire stripper, crimping pliers, crystal connector crimping pliers,
and wire cutter
Meter
Multimeter, and bit error rate tester (BERT)
Note
The router is delivered without a tool kit. The tool kit is customer-supplied.
