
II
1.7.4 Grounding Wire............................................................................................................24
1.8 Pluggable Modules..................................................................................................................25
2 Preparing for Installation................................................................................................................. 26
2.1 Safety Guidelines.....................................................................................................................26
2.1.1 General Precautions....................................................................................................26
2.1.2 Chassis-Lifting Guidelines...........................................................................................26
2.1.3 Electricity Safety ..........................................................................................................26
2.1.4 Preventing ESD Damage.............................................................................................27
2.1.5 Laser Safety.................................................................................................................27
2.1.6 Storage Guidelines......................................................................................................27
2.2 Site Requirements...................................................................................................................28
2.2.1 Floor Loading...............................................................................................................28
2.2.2 Airflow...........................................................................................................................28
2.2.3 Space...........................................................................................................................28
2.2.4 Temperature.................................................................................................................28
2.2.5 Humidity.......................................................................................................................28
2.2.6 Cleanliness...................................................................................................................29
2.2.7 System Grounding.......................................................................................................30
2.2.8 Preventing Electromagnetic Interference ....................................................................31
2.2.9 Surge Protection..........................................................................................................31
2.3 Rack-Mounting Guidelines.......................................................................................................31
2.4 Tools ........................................................................................................................................32
2.5 Unpacking the Switch..............................................................................................................33
2.5.1 Verifying the Shipped Content.....................................................................................33