Ruijie RG-S6920-4C Hardware Installation And Reference Manual page 6

1.8 Pluggable Modules .................................................................................................................. 27
2 Preparing for Installation ................................................................................................................. 29
2.1 Safety Guidelines ..................................................................................................................... 29
2.1.1 General Precautions .................................................................................................... 29
2.1.2 Chassis-Lifting Guidelines ........................................................................................... 29
2.1.3 Electricity Safety .......................................................................................................... 30
2.1.4 Preventing ESD Damage ............................................................................................. 30
2.1.5 Laser Safety ................................................................................................................. 31
2.1.6 Storage Guidelines ...................................................................................................... 31
2.2 Site Requirements ................................................................................................................... 31
2.2.1 Floor Loading ............................................................................................................... 31
2.2.2 Airflow ........................................................................................................................... 31
2.2.3 Space ........................................................................................................................... 31
2.2.4 Temperature ................................................................................................................. 32
2.2.5 Humidity ....................................................................................................................... 32
2.2.6 Cleanliness ................................................................................................................... 32
2.2.7 System Grounding ....................................................................................................... 33
2.2.8 Preventing Electromagnetic Interference .................................................................... 35
2.2.9 Surge Protection .......................................................................................................... 35
2.3 Rack-Mounting Guidelines....................................................................................................... 35
2.4 Tools ........................................................................................................................................ 36
2.5 Unpacking the Switch .............................................................................................................. 36
2.5.1 Verifying the Shipped Content ..................................................................................... 36
2.5.2 Unpacking the Container ............................................................................................. 37
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