i
Contents
Product overview ·························································································································································· 1
Chassis views ···································································································································································· 1
SR8802 chassis views ············································································································································· 2
SR8805 chassis views ············································································································································· 4
SR8808 chassis views ············································································································································· 6
SR8812 chassis views ············································································································································· 8
Power supply system ························································································································································· 9
AC power modules ··············································································································································· 10
DC power modules ··············································································································································· 11
Cooling system ······························································································································································· 13
Fan trays ································································································································································· 13
Airflow design for the SR8802 and SR8805 and SR8812 ·············································································· 15
Airflow design for the SR8808 ···························································································································· 15
Preparing for installation ··········································································································································· 17
Safety recommendations ··············································································································································· 17
General safety recommendations ························································································································ 17
Electricity safety ····················································································································································· 17
ESD prevention ······················································································································································ 17
Router moving ························································································································································ 18
Laser safety ····························································································································································· 18
Examining the installation site ······································································································································ 19
Weight support ······················································································································································ 19
Temperature ··························································································································································· 19
Humidity ································································································································································· 19
Cleanness ······························································································································································· 20
EMI requirements ··················································································································································· 20
Grounding ······························································································································································ 20
Power supply ·························································································································································· 21
Space ······································································································································································ 21
Rack-mounting ································································································································································ 21
Installation tools ······························································································································································ 23
Installing the router ····················································································································································· 25
Inspecting the router ······················································································································································ 25
Installing the router in a rack ········································································································································ 25
Installation preparation ········································································································································· 26
Installing slide rails and cage nuts to the rack ··································································································· 26
Installing the cable management brackets ·········································································································· 28
Installing the mounting brackets ··························································································································· 30
Installing an impedance carrier (optional) ·········································································································· 31
Installing the router to a rack ······························································································································· 31
Verifying the installation ······································································································································· 32
Grounding the router ····················································································································································· 32
Installing the power system ··········································································································································· 33
Installation preparation ········································································································································· 34
Installing a DC power module ····························································································································· 34
Installing an AC power module ··························································································································· 35
Installing a card ······························································································································································ 36
Installation preparation ········································································································································· 36
