Cisco Systems, Inc
Page
 N T E N T S
 Installing a Modular Configuration Power Shelf
 Steps Installing DC Terminal Block Covers
 Installing the Chassis Air Filter
 Information About Small Form-Factor Pluggable SFP Modules
 Verifying the Installation of a Switch Fabric Card
 How to Install or Remove a Physical Layer Interface Module
 Troubleshooting the Plim
 Installing the Front Cover Prerequisites
 Xii
 Document Organization
Objective
Audience
 Document Conventions
 Related Documentation
Changes to This Document
 Xvi
 Obtaining Documentation and Submitting a Service Request
 Xviii
 Chassis Overview
 Chassis Components
 122775
 CRS 8-Slot AC Rear CRS 8-Slot DC Rear
 CRS 8-Slot AC Front CRS 8-Slot DC Front
 281371
 Rear MSC View of Line Card Chassis-Fixed Configuration Shown
 Chassis Components
 Chassis Slot Numbers
Line Card Chassis Slot Numbering-Front Plim Side
 Chassis Cable Management
Line Card Chassis Slot Numbers-Rear MSC Side
 Chassis Cooling System
8shows the cable management bracket
 Chassis Power System
Safety Guidelines
 Preventing Electrostatic Discharge
 OL-6256-17
 Installing and Removing Power Components
Power Systems Overview
 Basic Chassis Power Details
 Precautions and Recommendations
Fixed Configuration Power System
Modular Configuration Power System
 Bonding and Grounding Guidelines
 How to Install the Chassis Ground Cable
Prerequisites
Required Tools and Equipment
Steps
 DC Power Systems
Fixed Configuration DC Power
 Fixed Configuration DC PDU with Plastic Safety Cover
 DC Power Grounding Cable Lug
 Modular Configuration DC Power
 Modular Configuration DC Power Shelf Wiring
 AC Power Systems
45-Degree DC Power Cable Lug
 Fixed Configuration AC Power
Modular Configuration AC Power
 This section contains the following procedures
 Before Powering the Chassis Up or Down
 Installing a PDU
Install the new PDUs. See the Installing a PDU section on
 Prerequisites
 Removing a PDU
What to Do Next
 Required Tools and Equipment
 Installing DC PDU Cables
11 Fixed Configuration DC PDU Power Cable Connections
 Required Tools and Equipment
 Removing DC PDU Wiring
 Installing a DC PEM or AC Rectifier
12 Fixed Configuration AC Wye Rectifier
 Removing a DC PEM or AC rectifier
 13 Fixed Configuration AC Wye Rectifier
 What to Do Next
 Installing a Modular Configuration Power Shelf
14 Modular Configuration AC Power Shelf, Front View
 15 Modular Configuration AC Power Shelf, Rear View
 16 Modular Configuration DC Power Shelf, Front View
 18 Modular Configuration Power Shelf Cross Bracket
 19 Removing Rear Mounting Bracket from Power Shelf
 20 Attaching Rear Mounting Brackets
 21 Fastening the Power Shelf to the Chassis
 M6 nut/bolt to tighten Mm wrench
 208425
 Installing AC Power Cords or DC Power Shelf Wiring
Installing Modular Configuration DC Power Shelf Wiring
 Prerequisites
 Installing DC Terminal Block Covers
27shows the DC terminal block cover
 Installing Modular Configuration AC Power Shelf Wiring
28 Securing the DC Terminal Block Cover
 29 Inserting AC Cord into Cord Clamp
 Installing AC or DC PMs
 30 Sliding PM Into Power Shelf
 Removing AC or DC PMs
31 Securing the Ejector Into the PM
 32 Unscrew Ejectors from PM
 Ejector on PM
 Removing AC Power Cords or DC Power Shelf Wiring
Removing Modular Configuration DC Power Shelf Wiring
 35 Removing the DC Terminal Block Cover
 Removing Modular Configuration AC Power Shelf Wiring
 Removing a Modular Configuration Power Shelf
36 Removing Cord from Cord Clamp
 37 Loosening Nuts on Mounting Studs
 Nut/bolt to remove Mm wrench
 Screws that secure power shelf to chassis
 Prerequisites
 LED Name Color Function or Meaning
 Remove the PDUs. See the Removing a PDU section on
 Installing and Removing Air Circulation Components
About Line Card Chassis Airflow
 How to Install or Remove Air Circulation Components
Installing a Lower Fan Tray
 Captive screws Fan tray handle
 Installing a Rear Exhaust Screen
 Install rear exhaust screen
Removing a Lower Fan Tray
 Captive screws Fan tray handle
 Installing an Upper Fan Tray
 Removing an Upper Fan Tray
 Installing the Chassis Air Filter
 Chassis Air Filter
 Removing the Chassis Air Filter
 Installing a Power Module Air Filter
Power Module Air Filter
 Removing a Power Module Air Filter
 Steps
 A P T E R
 Guidelines and Warnings for Card Installation and Removal
Captive screw Ejector lever
 Operating Ejector Levers
 Chassis Slot Numbers
Line Card Chassis Slot Numbers-Front Plim Side
 Recommended Order of Card Installation
 Switch Fabric Slot Half Height Slot Cover
Information About Impedance Carriers and Slot Covers
 RP Slot Impedance Carrier
 Plim Slot Impedance Carrier
 MSC Slot Impedance Carrier
 DRP Plim
 DRP Card
 Information About Cable Management Brackets
Information About Small Form-Factor Pluggable SFP Modules
Information About Hard Drives and Pcmcia Cards
 How to Install or Remove a Slot Cover
Installing a Slot Cover
 12 Switch Fabric Slot Half Height Slot Cover
 13 Switch Fabric Slot Half Height Slot Cover
Removing a Slot Cover
 How to Install or Remove an Impedance Carrier
Installing an Impedance Carrier
 14 MSC Slot Impedance Carrier
 Removing an Impedance Carrier
 How to Install or Remove a Pillow Block
Installing a Pillow Block
 Install the lower right screw see item number 3 in Figure
 Removing a Pillow Block
 What’s Next
How to Install or Remove a Switch Fabric Card
Installing a Switch Fabric Card
 17 Switch Fabric Card
 Captive screw Direction of installation or removal
Page
 Removing a Switch Fabric Card
19 Switch Fabric Card
 Before performing this task, remove any front cover plates
 Understanding the Alphanumeric LEDs
Verifying the Installation of a Switch Fabric Card
Troubleshooting the Switch Fabric Card
 How to Install or Remove an MSC, FP, or LSP
Installing an MSC, FP, or LSP
 22 Modular Services Card CRS-MSC
 To install a line card, see -23and follow these steps
Prerequisites Required Tools and Equipment
 23 Installing an MSC
 Removing an MSC, FP, or LSP
 Prerequisites Required Tools and Equipment
 24 Removing a Line Card
 Verifying the Installation of an MSC, FP, or LSP
25is an illustration of the MSC-140G front panel
 Troubleshooting the MSC, FP, or LSP
Status LEDs
 How to Install or Remove an RP, PRP, or DRP Plim
Installing an RP, PRP, or DRP Card
 28 Route Processor RP Card for the 8-Slot Chassis
 Required Tools and Equipment
 Removing an RP, PRP, or DRP Card
 After performing this task, replace any front cover plates
 Verifying the Installation of an RP, PRP, or DRP Card
Status LED
 Troubleshooting the RP, PRP, or DRP Card
30shows the PRP card front panel
 How to Install or Remove a Pcmcia Card
Installing a Pcmcia Card
 Removing an RP Pcmcia Card
 How to Install or Remove a Physical Layer Interface Module
Installing a Plim
 245523
 Plim
 Installing a Plim
 Removing a Plim
 Required Tools and Equipment
 34 Removing a Plim
 Verifying the Installation of a Plim
Troubleshooting the Plim
 Installing a Bale-Clasp SFP Module
36 Bale-Clasp SFP Module
 37 Installing a Bale-Clasp SFP Module into a Port
Removing a Bale-Clasp SFP Module
 38 Bale-Clasp SFP Module
 39 Removing a Bale-Clasp SFP Module
Page
 OL-6256-17
 Installing and Removing Exterior Components
Overview of the Exterior Components
 Removing the Cable Management Bracket
 Reinstalling the Cable Management Bracket
 Prerequisites
 Installing the Inlet Grille-Fixed Configuration Power Supply
 Steps
 Inlet Grille-Modular Configuration Power Supply
 No prerequisites exist for this task
 Installing the Front Cover
Front Cover Installed on Chassis
 279896
 Removing the Front Cover
 What to Do Next
 P E N D I X a
 Minimum torque In-lb 2.2 N-m Maximum torque In-lb 3.3 N-m
 Description Value
 Table A-2
 Product IDs for the Cisco CRS 8-Slot Line Card Chassis
 CRS-8-FRNT-GRILL=
 Optional Line Card, PLIM, SIP, and SPA Product IDs
CRS-8-FC-BLANK=
 CRS-LSP
 20X10GBE-WL-XFP
 SPA-OC192POS-XFP 64 POS/RPR XFP SPA