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Cisco MGX 8260 manual

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Table of contents for the manual

  • Page 1

    CHAPTER 5-1 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 5 Connecting the Cables This chapter describes ho w to connect the interface cables, po wer the system, and check the status LEDs on circuit cards to make sure you ha ve installed e v erything properly . Cisco MGX 8260 conf igurations will require some type of cable management plan [...]

  • Page 2

    5-2 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting the BITS Cable Connecting the BITS Cable A wiring diagram for a BITS cable is provided in Appendix A, “Cable and Connector Reference. ” To connect the BITS cable, follow these steps: Step 1 If your system uses a Building Integrated T iming Sour[...]

  • Page 3

    5-3 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting DS3 Coaxial Cables Step 2 Connect the other end of the cable to the Stratum timing standard in your facility . Step 3 If your system has a redundant SCC, repeat Step 1 and Step 2 for the adjacent SCC. Note Do not daisychain the BITS connection to t[...]

  • Page 4

    5-4 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting DS3 Coaxial Cables Figur e 5-2 Connecting Nonr edundant DS3 Cables T o connect DS3 cables to redundant BSCs, follow these steps. Note Label each cable with identifying information suitable for tracking in the MGX 8260 conf iguration database. Step [...]

  • Page 5

    5-5 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting T1 Cables via RJ-21 Connectors Figur e 5-3 Connecting Redundant DS3 Cables Connecting T1 Cables via RJ-21 Connectors DS1 trunks consist of two pairs of tip and ring wires—one pair for transmit signals and one pair for receiv e signals. Prefabrica[...]

  • Page 6

    5-6 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting T1 Cables via RJ-21 Connectors Step 5 T ighten the scre ws at the top and bottom of the recei ve 50-pin connector . Step 6 Repeat Step 1 through Step 5 for other NSC back cards. Figur e 5-4 Connecting T1 Cables PWR B -48VDC B RTN B PWR A -48VDC A R[...]

  • Page 7

    5-7 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting E1 Cables via RJ-48 Connectors Connecting E1 Cables via RJ-48 Connectors Each E1 trunk consists of two pairs of tip and ring wires—one pair for transmit and one pair for recei ve. A 4-wire cable terminated with RJ-48 connectors connects the trunk[...]

  • Page 8

    5-8 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting E1 Cables via RJ-48 Connectors Figur e 5-5 Connecting E1 Cables PWR B PWR A -48VDC A RTN A BITS CONSOLE AUX ALARM MGMT 12 RX TX 6 RX TX 1 RX TX 2 RX TX 3 RX TX 4 RX TX 5 RX TX 6 RX TX 1 RX TX 2 RX TX 3 RX TX 4 RX TX 5 RX TX 6 RX TX 1 RX TX 2 RX TX [...]

  • Page 9

    5-9 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting Fast Ethernet Cables Connecting Fast Ethernet Cables This procedure applies to systems that use Fast Ethernet interf aces on the SCC back card for V oIP applications. Refer to Appendix A, “Cable and Connector Reference, ” for a cable wiring dia[...]

  • Page 10

    5-10 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting OC-3 Cables Connecting OC-3 Cables Note This procedure applies to MGX 8260 nodes conf igured with SCC OC-3 back cards for f iber interf ace to Cisco MGX 8850 A TM switches. If your MGX 8260 node uses SCCs with Fast Ethernet back cards, skip this s[...]

  • Page 11

    5-11 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting OC-3 Cables Figur e 5-7 Connecting OC-3 Cables PWR B PWR A -48VDC A RTN A BITS CONSOLE AUX ALARM MGMT 12 BITS CONSOLE AUX ALARM MGMT 12 RX TX 6 RX TX 1 RX TX 2 RX TX 3 RX TX 4 RX TX 5 RX TX 6 RX TX 1 RX TX 2 RX TX 3 RX TX 4 RX TX 5 RX TX 6 RX TX 1[...]

  • Page 12

    5-12 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting a Console Cable Connecting a Console Cable T o connect management console cables: Step 1 Connect an EIA/TIA-232 serial cable with a DB-9 connector to the SCC console connector . (See Figure 5-8 .) Use a cable with null modem wiring, rather than a [...]

  • Page 13

    5-13 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting Management Cables Connecting Management Cables An SCC back card includes two Ethernet ports for remote management. Each port is assigned its o wn IP address. T o connect a 10BASE-T cable for MGX 8260 node management o ver a LAN: Step 1 Connect an [...]

  • Page 14

    5-14 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Connecting Visual and Audible Alarms Connecting Visual and Audible Alarms T o connect alarm relay contacts, follow these steps: Step 1 Prepare a custom, multiple-conductor alarm cable for visual or audio alarms in your facility . T erminate this cable in a D[...]

  • Page 15

    5-15 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Applying DC Power Step 5 Connect two return cables, one to each MGX 8260 R TN terminal for power circuit A. Connect the other ends to the R TN terminals at power source A. Step 6 Connect two supply cables, one to each –48V terminal for po wer circuit A. Co[...]

  • Page 16

    5-16 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Applying DC Power Figur e 5-1 1 MGX 8260 Rear View of P ower Connections 31644 PWR B -48VDC B RTN B PWR A -48VDC A RTN A PWR A -48VDC A R TN A Silkscreened on chassis T o protective g round P o wer input terminals F eed A P o wer input terminals F eed B[...]

  • Page 17

    5-17 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Applying DC Power Figur e 5-12 Installing the P o wer T er minal Cover PWR A -48VDC A R TN A PWR B -48VDC B R TN B 33385[...]

  • Page 18

    5-18 Cisco MGX 8260 Hardware Installation Guide 78-10966-02 Chapter 5 Connecting the Cables Verifying LED States Verifying LED States Immediately after po wer up, perform the following steps: Step 1 V erify that the PWR A indicator on each SCC is illuminated. (See Figure 5-13 .) Figur e 5-13 P o wer LEDs Step 2 If the chassis has been wired for pow[...]