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Cisco CRS Manual

Installing and removing exterior cosmetic components
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Installing and Removing Exterior Cosmetic
Components
This chapter provides instructions on how to install and remove the Cisco CRS Carrier Routing System
Fabric Card Chassis exterior cosmetic components.
This chapter presents the following topics:
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•
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Information about the Exterior Cosmetic Components
This section contains general information about the exterior cosmetic components.
The FCC is shipped with exterior cosmetic components for the front (SFC) and rear (OIM) side of the chassis.
Information about the Exterior Cosmetic Components, page 1
Installing the Front (SFC) Side Cosmetic Components, page 4
Removing the Front (SFC) Side Cosmetic Components, page 15
Installing the Rear (OIM) Side Cosmetic Components, page 25
, page 40
Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide
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  • Page 1 Installing and Removing Exterior Cosmetic Components This chapter provides instructions on how to install and remove the Cisco CRS Carrier Routing System Fabric Card Chassis exterior cosmetic components. This chapter presents the following topics: • Information about the Exterior Cosmetic Components, page 1 •...
  • Page 2 The front view of an FCC with modular configuration power shelves installed is similar. Figure 1: FCC Front (SFC) Side Exterior Cosmetic Components — Fixed Configuration Power Shown Lower grille Unistruts Doors Lower grille screen and frame assembly Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 3 The rear view of an FCC with modular configuration power shelves installed is similar. Figure 2: FCC Rear (OIM) Side Exterior Cosmetic Components — Fixed Configuration Power Shown Vertical cable troughs Doors Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 4 This section describes how to perform the following tasks: Prerequisites Before performing this task, you must first unpack and secure the chassis. See Cisco CRS Carrier Routing System Fabric Card Chassis Unpacking, Moving, and Securing Guide . Required Tools and Equipment You need the following tools and part to perform this task: •...
  • Page 5 10-mm hex key wrench. The closed end of a unistrut faces the front [SFC] side of the chassis), see the figure below. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 6 The right unistrut (as you face the front [SFC] side of the chassis) has a cutaway in the rear to admit the chassis ground cable; the left strut does not. Cisco recommends an install torque range for the unistrut bolts between 40 and 50 to in-lb. (between 4.52 Caution N-m and 5.65 N-m).
  • Page 7 10 M4x14-mm flat head screws (5 on each side). Use the screwdriver to fasten screws to attach the cable troughs firmly to the chassis. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 8 Press the grille firmly against the grille support until it snaps onto the ball stud snaps on the front (SFC) side of the chassis. Note Before you attach the upper grille, you must have the power shutoff extenders installed (fixed configuration power only). See Step 3. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 9 Place the logo bezel (see the figure below) over the bezel support, and press firmly until the bezel snaps onto the ball stud snaps on the front (SFC) side of the chassis. Figure 6: Attaching the Front (SFC) Side Upper Grille and Logo Bezel — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 10 Installing and Removing Exterior Cosmetic Components Steps Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 11 Figure 7: Installing the Lower Grille Screen and Frame Assembly Lower grille screen Lower grille screen frame assembly Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 12 Align the doors vertically in their appropriate positions so you can determine where to thread the first two screws that are adjacent to the keyholes. See the figure below. Set the doors aside, and thread the two screws. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 13 Typically, the doors will close without interfering with each other. However, you may need to adjust either Note the left or right door, or both, to align the doors properly. Adjust doors only if necessary. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 14 Bottom set screw Top set screw d) Repeat the procedure as necessary until the doors are properly aligned. e) Tighten the five screws that secure the vertical trough to the chassis. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...

  • Page 15: Required Tools And Equipment

    You need the following tools to perform this task: • 8-in. long number 1 Phillips screwdriver—magnetic head preferable • 10-mm hex key wrench Steps To remove the front (SFC) side external cosmetic components, perform the following steps: Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 16 Step 2 Remove the front exterior doors by unscrewing all the screws except those adjacent to the keyholes (see the figure below); lift the doors, and set them carefully aside. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 17 Installing and Removing Exterior Cosmetic Components Steps Caution The doors scratch easily, so they should be handled with care. Figure 11: Removing the Front (SFC) Side Exterior Doors Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 18 Rotate the grille toward you on its hook hanger brackets, then lift it clear of the support, and set it carefully aside. Figure 12: Removing the Front (SFC) Side Lower Grille Hook hanger brackets Ball stud Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 19 Rotate the grille toward you on its hook hanger brackets, then lift it clear of the support, and set it carefully aside. Figure 13: Removing the Logo Bezel and Front (SFC) Side Upper Grille — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 20 Installing and Removing Exterior Cosmetic Components Steps Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 21 We recommend that you use two people to remove the troughs, one person to hold the troughs while the Note other person removes the screws. Figure 14: Removing the Front (SFC) Side Vertical Cable Troughs — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 22 Remove the four screws, two on each side, that attach the frame assembly to the chassis. See the figure below. Figure 15: Removing the Front (SFC) Side Inlet Screen and Lower Grille Frame Assembly Lower grille screen Lower grille screen frame assembly Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 23 Set the screws aside, then lift the grille support away from the front (SFC) side of the chassis, and set it aside. Figure 16: Removing the Front (SFC) Side Upper Grille Support and Power Shutoff Extenders Front upper grille support Power shutoff extender Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 24 Left unistrut Closed end at front of unistrut Right unistrut with cutaway at rear What to Do Next Be sure that all parts have been carefully set aside and repackaged appropriately. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 25 This section describes how to perform the following tasks: Prerequisites Before performing these tasks, you must first unpack and secure the chassis. See Cisco CRS Carrier Routing System Fabric Card Chassis Unpacking, Moving, and Securing Guide . Required Tools and Equipment You need the following tools and part to perform this task: •...
  • Page 26 19. Insert four M4x8-mm wafer-head screws (two on each side) into the appropriate screw holes in the doors, and use the screwdriver to fully tighten. 20. Insert and fully tighten all screws. 21. Ensure that the doors are properly aligned. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 27 We recommend that you use two people to install the troughs, one person to hold the troughs in place while the Note other person inserts and tightens the screws. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 28 Figure 18: Installing Rear (OIM) Side Vertical Cable Troughs — Fixed Configuration Power Shown System growth and cable type will determine whether cable pass-through accessory plates are required to be installed. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 29 • If the chassis is part of a multishelf system with horizontal cabling, cable-pass-through accessory plates are required to be installed. • If riser cable is installed on the chassis, cable-pass-through accessory plates are required to be installed. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 30 Step 4 Remove the blank plates by unscrewing the four screws on each one. See the figure below. Figure 19: Removing Blank Plates from Cable Troughs — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 31 Figure 21: Inner Cut-out Plate — Fixed Configuration Power Shown Step 6 Attach the outer cut-out panel using the screws provided. See the figure below. Figure 22: Outer cut-out plate — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 32 Installing and Removing Exterior Cosmetic Components Steps There are two different lengths of screws used to attach the horizontal cable guides; 4 mm long screws and 6 Note mm long. Extra screws are provided. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 33 Attach the rear mid-chassis horizontal cable guide and strike tube (see the figure below) by inserting the five longer Phillips screws through the holes in the face of the brackets and into the rear (OIM) side of the chassis and tightening them to the chassis with the screwdriver. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 34 Figure 24: Attaching the Rear Mid-Chassis Horizontal Cable Guide and Strike Tube 4 mm long screw attaching cable guide to vertical trough (quantity=4) 6 mm long screw attaching cable guide to chassis (quantity=5) Strike tube on upper surface Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 35 Figure 25: Attaching the Rear Lower Horizontal Cable Guide 6 mm long screw attaching cable guide to chassis (quantity= 4-mm long screw attaching cable guide to vertical trough (quantity=4) Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 36 Attach the rear upper grille by carefully hooking the tabs on the top of the grille over the hook supports on the top of the vertical cable troughs (see the figure below). Figure 26: Attaching the Rear (OIM) Side Upper Grille — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 37 Hook hanger brackets Ball stud Step 16 Orient the doors so that the keyhole slots are pointing up. Caution The doors scratch easily, so they should be handled with care. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 38 Typically, the doors will close without interfering with each other. However, you may need to adjust either Note the left or right door, or both, to align the doors properly. Adjust doors only if necessary. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 39 Bottom set screw Top set screw d) Repeat the procedure as necessary until the doors are properly aligned. e) Tighten the five screws that secure the vertical trough to the chassis. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 40 After performing this task, insert the rear horizontal Velcro cable bracket straps and install cabling that connects the FCC to the other components in the multishelf system. See the Cisco CRS Carrier Routing System Multishelf System Interconnection and Cabling Guide for more information.
  • Page 41 Remove the rear exterior doors by unscrewing all the screws except those adjacent to the keyholes (see the figure below); hold the doors to the chassis, lift the doors, and set them carefully aside. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 42 Installing and Removing Exterior Cosmetic Components Steps Caution The doors scratch easily, so they should be handled with care. Figure 30: Removing the Rear (OIM) Side Exterior Doors Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 43 Figure 31: Removing the Rear (OIM) Side Lower Bezel Hook hanger brackets Ball stud Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 44 Figure 32: Removing the Rear (OIM) Side Upper Grille — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 45 Remove the cable guide and carefully set it aside. (see the figure below) Figure 33: Removing the Rear Upper Horizontal Cable Guide 6 mm long screw attaching cable guide to chassis (quantity= 4-mm long screw attaching cable guide to vertical trough (quantity=4) Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 46 Figure 34: Removing the Rear Mid-Chassis Horizontal Cable Guide and Strike Tube 4 mm long screw attaching cable guide to vertical trough (quantity=4) 6 mm long screw attaching cable guide to chassis (quantity=5) Strike tube on the upper surface Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 47 Unscrew the 10 M4x14-mm flat head screws (5 on each side) that hold the troughs to the chassis, and set them aside. b) Slide the cable troughs upward slightly to unhook them from the guide slots; lift them away from the chassis, and set them carefully aside. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 48 We recommend that you use two people to remove the troughs, one person to hold the troughs while the other person removes the screws. Figure 36: Rear (OIM) Side Vertical Cable Troughs — Fixed Configuration Power Shown Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...

  • Page 49: What To Do Next

    Be sure that all parts have been carefully set aside and repackaged appropriately. What to Do Next Be sure that all parts have been carefully set aside and repackaged appropriately. Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...
  • Page 50 Installing and Removing Exterior Cosmetic Components What to Do Next Cisco CRS Carrier Routing System Fabric Card Chassis Installation Guide...