ii
Installing a subcard ························································································································································ 38
Installation preparation ········································································································································· 38
Installation procedure ··········································································································································· 38
Connecting power cords ··············································································································································· 39
Connecting an AC power cord ··························································································································· 39
Connecting DC power cords ······························································································································· 41
Verifying the installation ················································································································································ 42
Connecting the switch to the network ······················································································································· 43
Cable routing recommendations ·································································································································· 43
Logging in to the switch ················································································································································· 43
Connecting the console cable ······························································································································ 43
Setting up a configuration environment ·············································································································· 44
Powering on the switch·················································································································································· 47
Powering on the switch ········································································································································· 47
Verification after power-on ··································································································································· 49
Connecting the switch to the network ·························································································································· 50
Connecting the switch to the network through an AUX cable ·········································································· 50
Connecting the switch to the network through an Ethernet twisted pair cable ··············································· 50
Connecting the switch to the network through an optical fiber ········································································ 51
Hardware management ············································································································································· 55
Displaying the electrical label data for your switch ··································································································· 55
Displaying the card information for your switch ········································································································· 55
Rebooting your switch ··················································································································································· 57
Displaying the power supply system of your switch ··································································································· 58
Configuring temperature thresholds for a card ··········································································································· 59
Configuring temperature thresholds for a card ·································································································· 59
Displaying the temperature information on your switch ···················································································· 59
Isolating a card and locating card faults····················································································································· 60
Configuration guidelines ······································································································································ 60
Configuration procedure ······································································································································ 60
Configuring in-service hardware failure diagnosis and failure protection ······························································ 61
Configuration guidelines ······································································································································ 61
Configuration procedure ······································································································································ 62
Displaying the operating state of fans ························································································································· 62
Displaying alarms present on a card ··························································································································· 63
Verifying and diagnosing transceiver modules ·········································································································· 64
Verifying transceiver modules ······························································································································ 64
Diagnosing transceiver modules ·························································································································· 65
Troubleshooting ·························································································································································· 69
Configuration system problems ···································································································································· 69
No terminal display ·············································································································································· 69
Garbled terminal display ······································································································································ 69
Power supply failure ······················································································································································ 70
Fan failure ······································································································································································· 71
MPU failure ····································································································································································· 71
LPU failure ······································································································································································· 72
Interface failure ······························································································································································· 72
Technical support ··························································································································································· 73
Replacement procedures ··········································································································································· 74
Cleaning the air filters ··················································································································································· 74
Cleaning the chassis air filters ····························································································································· 74
Cleaning the air filter of a DC power supply ····································································································· 76
