Cisco 3750G-12S Hardware Installation Guide - Page 138
installing and removing fiber-optic XENPAK modules 36, lightning surge requirements 8
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cables crossover four twisted-pair pinout, 10/100 ports 7 four twisted-pair pinout, 1000BASE-T ports 9 two twisted-pair pinout, 10/100 ports 6 recommended 40 SFP module 5 1000BASE-T module 43 fiber-optic module 41 straight-through four twisted-pair pinout, 10/100 ports 7 four twisted-pair pinout, 1000BASE-T ports 8 two twisted-pair pinout, 10/100 ports 6 cables caution 24 cabling 10/100 ports 11, 39 10/100/1000 ports 39 considerations 9 pinouts 6 StackWise cables cable numbers 24 connecting to 30 cautions vii 5 A-branch-circuit protection 4 DC power 4 DC-input power source 25 electromagnetic safety 5 grounding procedure 2 installing and removing fiber-optic SFP modules 33 installing and removing fiber-optic XENPAK modules 36 lightning surge requirements 8 nonexposed wiring connections 8 PoE faults 18, 40 removing and installing StackWise cable 31 removing dust plugs from fiber-optic SFP modules 34 removing dust plugs from fiber-optic XENPAK modules 36 removing rubber plugs from SFP module 42 removing rubber plugs from XENPAK module 44 secure terminal block wires 7 torquing recommendation 6 using approved cables 24 Cisco enhanced power negotiation 11 Cisco IOS command-line interface 27