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Cleaning the air filter of a power module ··················································································································· 73
Replacing a card ···························································································································································· 73
Preparing for the replacement ····························································································································· 74
Replacement procedure ········································································································································ 74
Replacing a subcard ······················································································································································ 75
Replacement procedure ········································································································································ 75
Replacing a fan tray ······················································································································································ 76
Replacing a fan tray for an SR8802/SR8805/SR8812 ·················································································· 76
Replacing a fan tray for an SR8808 ··················································································································· 77
Replacing a chassis air filter ········································································································································· 78
Replacing chassis air filters for an SR8808 ······································································································· 78
Replacing the air filter for an SR8802/SR8805/SR8812 ··············································································· 79
Replacing a CF card ······················································································································································ 79
Replacing a transceiver module ··································································································································· 81
Appendix A Technical specifications ························································································································ 83
Environment requirements ············································································································································· 83
Chassis specifications ···················································································································································· 83
Card specifications ························································································································································ 84
MPU specifications ················································································································································ 86
SPC card specifications ········································································································································ 87
SPE base card specifications ······························································································································· 88
MPE base card specifications ······························································································································ 88
Subcard specifications ·········································································································································· 89
OAA module specifications ································································································································· 92
Transceiver module and cable specifications ····································································································· 93
Fan tray specifications ··················································································································································· 95
Power system specifications ·········································································································································· 95
Appendix B LEDs ····················································································································································· 100
Power module LEDs ······················································································································································ 100
Fan LEDs ········································································································································································ 100
MPU LEDs ······································································································································································ 101
CF card status LED ··············································································································································· 101
Network management port LEDs ······················································································································· 102
LPU status LEDs ····················································································································································· 102
MPU status LEDs ·················································································································································· 102
SPC card LEDs ······························································································································································ 103
LINK/ACT LED ····················································································································································· 103
Combo interface LED ·········································································································································· 103
LINK and ACT LEDs ············································································································································· 104
SPE/MPE card LED ······················································································································································ 104
Subcard LEDs ································································································································································ 105
Appendix C Lightning protection ··························································································································· 106
Connecting the AC power supply to a power strip with lightning protection ······················································· 106
Installing a lightning protector for a network port ···································································································· 107
Appendix D Engineering labels ····························································································································· 108
Labels for cables··························································································································································· 108
Labels for signal cables ······································································································································ 108
Labels for power cords ······································································································································· 108
Generic labels······················································································································································ 109
Labels for devices ························································································································································· 110
Filling in labels ····························································································································································· 110
Affixing labels ······························································································································································· 110
