
ii
1.7.4 Grounding Wire............................................................................................................30
1.8 Pluggable Modules..................................................................................................................31
2Preparing for Installation................................................................................................................. 33
2.1 Safety Guidelines.....................................................................................................................33
2.1.1 General Precautions....................................................................................................33
2.1.2 Chassis-Lifting Guidelines...........................................................................................33
2.1.3 Electricity Safety ..........................................................................................................34
2.1.4 Preventing ESD Damage.............................................................................................34
2.1.5 Laser Safety.................................................................................................................35
2.1.6 Storage Guidelines......................................................................................................35
2.2 Site Requirements...................................................................................................................35
2.2.1 Floor Loading...............................................................................................................35
2.2.2 Airflow...........................................................................................................................35
2.2.3 Space...........................................................................................................................35
2.2.4 Temperature.................................................................................................................36
2.2.5 Humidity.......................................................................................................................36
2.2.6 Cleanliness...................................................................................................................36
2.2.7 System Grounding.......................................................................................................37
2.2.8 Preventing Electromagnetic Interference ....................................................................39
2.2.9 Surge Protection..........................................................................................................39
2.3 Rack-Mounting Guidelines.......................................................................................................40
2.4 Tools ........................................................................................................................................40
2.5 Unpacking the Switch..............................................................................................................41
2.5.1 Verifying the Shipped Content.....................................................................................41