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Shelf and FMEC Hardware
This chapter provides a description of Cisco ONS 15454 SDH shelf and backplane hardware. Card and
cable descriptions are provided in
Chapter 4, "Optical Cards," Chapter 5, "Ethernet Cards,"
equipment, refer to the Cisco ONS 15454 SDH Procedure Guide.
Chapter topics include:
1.1 Overview, page 1-2
1.3 Front Door, page 1-5
1.14 Software and Hardware Compatibility, page 1-20
The Cisco ONS 15454 SDH assembly is intended for use with telecommunications equipment only.
Note
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
This equipment must be installed and maintained by service personnel as defined by AS/NZS 3260.
Warning
Incorrectly connecting this equipment to a general-purpose outlet could be hazardous. The
telecommunications lines must be disconnected 1) before unplugging the main power connector or 2)
while the housing is open, or both.
April 2008
C H A P T E R
Chapter 2, "Common Control Cards," Chapter 3, "Electrical Cards,"
and
Cisco ONS 15454 SDH Reference Manual, R4.6
Chapter 6, "DWDM Cards."
1
To install
1-1

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   Summary of Contents for Cisco ONS 15454 SDH

  • Page 1: Table Of Contents

    C H A P T E R Shelf and FMEC Hardware This chapter provides a description of Cisco ONS 15454 SDH shelf and backplane hardware. Card and cable descriptions are provided in Chapter 2, “Common Control Cards,” Chapter 3, “Electrical Cards,”...

  • Page 2: Overview

    Cisco recommends that the front door remain attached. 1.1 Overview When installed in an equipment rack, the ONS 15454 SDH assembly is typically connected to a fuse and alarm panel to provide centralized alarm connection points and distributed power for the ONS 15454 SDH.

  • Page 3: Typical Dwdm Rack Layouts

    Chapter 1 Shelf and FMEC Hardware 1.2 Typical DWDM Rack Layouts Install the ONS 15454 SDH in compliance with your local and national electrical codes: United States: National Fire Protection Association (NFPA) 70; United States National Electrical • Code Canada: Canadian Electrical Code, Part I, CSA C22.1 •...

  • Page 4

    If you are installing a patch panel or fiber storage tray below the ONS 15454 shelf, you must install the air ramp between the shelf and patch panel/fiber tray or leave one rack unit (RU) space open. Cisco ONS 15454 SDH Reference Manual, R4.6 April 2008...

  • Page 5: Front Door

    The Critical, Major, and Minor alarm LEDs visible through the front door indicate whether a critical, major, or minor alarm is present anywhere on the ONS 15454 SDH. These LEDs must be visible so technicians can quickly determine if any alarms are present. You can use the LCD to further isolate alarms.

  • Page 6

    The ONS 15454 SDH features a locked door to the front compartment. A pinned hex key that unlocks the front door ships with the ONS 15454 SDH. A button on the right side of the shelf assembly releases the door. The front door provides access to the shelf assembly, cable-management tray, fan-tray...

  • Page 7

    Chapter 1 Shelf and FMEC Hardware 1.3 Front Door You can remove the front door of the ONS 15454 SDH to provide unrestricted access to the front of the shelf assembly (Figure 1-4). Figure 1-4 Removing the ONS 15454 SDH Front Door...

  • Page 8

    ID, rack ID, and serial number for the ONS 15454 SDH. Figure 1-5 Front-Door Erasable Label P/N 47-12460-01 The front door label also includes the Class I and Class 1M laser warning (Figure 1-6). Cisco ONS 15454 SDH Reference Manual, R4.6 April 2008...

  • Page 9: Front Mount Electrical Connection

    The ONS 15454 SDH EFCA at the top of the shelf has 12 FMEC slots numbered sequentially from left to right (18 to 29). Slots 18 to 22 and 25 to 29 provide electrical connections. Slots 23 and 24 host the MIC-A/P and MIC-C/T/P cards, respectively.

  • Page 10

    • FMEC slots have symbols indicating the type of cards that you can install in the slots. Each ONS 15454 SDH FMEC has a corresponding symbol. The symbol on the FMEC must match the symbol on the slot. Table 1-1 shows the slot-FMEC symbol definitions.

  • Page 11: E1-75/120 Conversion Panel

    (DDFs), ETSI racks, and ANSI racks. You can install the E1-75/120 conversion panel in the rack of your ONS 15454 SDH or in a nearby rack. If you install the E1-75/120 conversion panel in a place where a longer cable is required, make sure that the total cable loss of the balanced 120-ohm cable and the unbalanced 75-ohm cable does not exceed the maximum allowed value.

  • Page 12: Coaxial Cable

    1.6 Coaxial Cable Caution Always use the supplied ESD wristband when working with a powered ONS 15454 SDH. Plug the wristband cable into the ESD jack located on the lower-right outside edge of the shelf assembly. All interfaces that are listed in Table 1-2 on page 1-10 with 1.0/2.3 miniature coax connectors (E-1, E-3,...

  • Page 13: Cable Routing And Management

    120-ohm twisted-pair balanced cable. For the interfaces that use Molex 96-pin LFH connectors, Cisco offers ready-made cables. 1.8 Cable Routing and Management The ONS 15454 SDH cable management facilities include the following: A cable-routing channel (behind the fold-down door) that runs the width of the shelf assembly, •...

  • Page 14

    36 fibers, 3 mm (0.11 inch) fiber is adequate. If your port combination requires 68 fibers, you must use 2 mm (0.07 inch) or smaller fibers. Cisco ONS 15454 SDH Reference Manual, R4.6 1-14...

  • Page 15: Fan-tray Assembly

    1.10 Fan-Tray Assembly The fan-tray assembly is located at the bottom of the ONS 15454 SDH. After you install the fan-tray assembly, you only need to open the drawer if a fan fails, or if you need to replace or clean the fan-tray air filter.

  • Page 16: Power And Ground Description

    ESD jack located on the lower-right outside edge of the shelf assembly. The MIC-A/P and the MIC-C/T/P cards in the EFCA area at the top of the ONS 15454 SDH shelf are used to connect alarm, timing, LAN, and craft connections to the ONS 15454 SDH.

  • Page 17: Cards And Slots

    1.13 Cards and Slots 1.13 Cards and Slots ONS 15454 SDH cards have electrical plugs at the back that plug into electrical connectors on the shelf assembly backplane. When the ejectors are fully closed, the card plugs into the assembly backplane Figure 1-11 shows card installation.

  • Page 18

    AIC-I slot, that is, Slot 9. Only install ONS 15454 SDH cards with a diamond symbol on the faceplate. Gold/Star Slots 1 to 4 and 14 to 17. Only install ONS 15454 SDH cards with a star symbol on the faceplate. Table 1-5 lists the number of ports, line rates, connector options, and connector locations for ONS 15454 SDH optical and electrical cards.

  • Page 19

    Faceplate 1 (trunk) 9.95 Gbps (STM-64) MXP_2.5G_10G 4 (client) 2488.32 Mbps (STM-16) LC SFP Faceplate 1 (trunk) 9.95 Gbps (STM-64) FC_MR-4 4 (only 2 1.0625 Gbps Faceplate available in R4.6) Cisco ONS 15454 SDH Reference Manual, R4.6 1-19 April 2008...

  • Page 20

    1.13.2 Card Replacement To replace an ONS 15454 SDH card with another card of the same type, you do not need to make any changes to the database; remove the old card and replace it with a new card. To replace a card with a card of a different type, physically remove the card and replace it with the new card, then delete the original card from CTC.

  • Page 21

    Fully Compatible Fully Compatible Table 1-7 shows ONS 15454 SDH software and hardware compatibility for systems configured with XC10G and XC-VXL-10G cards for Releases 3.3, 3.4, 4.0, 4.1, and 4.6. Release 4.5 is not supported on the XC10G and XC-VXL-10G cards.

  • Page 22

    Fully Compatible FC_MR-4 Fully Compatible Fully Compatible Fully Compatible Fully Compatible If an upgrade is required for compatibility, go to the Cisco Technical Assistance Center (Cisco TAC) website at http://www.cisco.com/tac. Cisco ONS 15454 SDH Reference Manual, R4.6 1-22 April 2008...

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