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Cisco 3750 Installation Manuallines

Cisco 3750 Installation Manuallines

Cisco systems switch hardware installation guide
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Download this manual See also: Reference Manual, Manual

Preparing for Installation

78-15136-01

Switch Installation

This chapter describes how to start your switch and how to interpret the power-on
self-test (POST) that ensures proper operation. It describes the planning and
cabling considerations to keep in mind while planning your stack. It describes
how to install the switch and make connections to the switch. Read the topics and
perform the procedures in this order:
Preparing for Installation, page 3-1
•
•
Verifying Switch Operation, page 3-8
Planning the Stack, page 3-11
•
Installing the Switch, page 3-16
•
Connecting the StackWise Cable to the StackWise Ports, page 3-35
•
Connecting to the 10/100 and 10/100/1000 Ports, page 3-42
•
Connecting to a SFP Module, page 3-44
•
Where to Go Next, page 3-46
•
This section covers these topics:
Warnings, page 3-2
•
EMC Regulatory Statements, page 3-4
•
•
Installation Guidelines, page 3-6
C H A P T E R
Catalyst 3750 Switch Hardware Installation Guide
3
3-1

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Summary of Contents for Cisco 3750

  • Page 1: Switch Installation

    (POST) that ensures proper operation. It describes the planning and cabling considerations to keep in mind while planning your stack. It describes how to install the switch and make connections to the switch. Read the topics and perform the procedures in this order: Preparing for Installation, page 3-1 •...
  • Page 2 Warning cause severe bodily injury and equipment damage. Warning The plug-socket combination must be accessible at all times because it serves as the main disconnecting device. Catalyst 3750 Switch Hardware Installation Guide Chapter 3 Switch Installation Appendix C, “Translated 78-15136-01...
  • Page 3 Chapter 3 Switch Installation To prevent the switch from overheating, do not operate it in an area that Warning exceeds the maximum recommended ambient temperature of 113 F (45 C). To prevent airflow restriction, allow at least 3 inches (7.6 cm) of clearance around the ventilation openings.

  • Page 4: Emc Regulatory Statements

    Preparing for Installation EMC Regulatory Statements This section includes specific regulatory statements about the Catalyst 3750 family of switches. U.S.A. U.S. regulatory information for this product is in the front matter of this manual. Taiwan This is a Class A Information product. When used in a residential environment, it may cause radio frequency interference.
  • Page 5 EMC “A” osztályú követelményeknek (MSZ EN 55022) megfeleloen kerülhet sor, illetve ezen “A” osztályú berendezések csak megfelelo kereskedelmi forrásból származhatnak, amelyek biztosítják a megfelelo speciális üzembe helyezési körülményeket és biztonságos üzemelési távolságok alkalmazását. 78-15136-01 Preparing for Installation Catalyst 3750 Switch Hardware Installation Guide...

  • Page 6: Installation Guidelines

    Preparing for Installation Installation Guidelines When determining where to place the switch, be sure to observe these requirements: For 10/100 and 10/100/1000 ports, cable lengths from the switch to connected • devices are up to 328 feet (100 meters). Table 3-1 •...

  • Page 7: Verifying Package Contents

    If any item is missing or damaged, contact your Cisco representative or reseller for support. Return all packing material to the shipping container, and save it. The switch is shipped with these items: This Catalyst 3750 Switch Hardware Installation Guide • About the Catalyst 3750 Documentation flyer •...

  • Page 8: Verifying Switch Operation

    – Verifying Switch Operation Before installing the switch in a rack, on a wall, or on a table or shelf, you should power the switch and verify that the switch passes POST. These sections describe the steps required to connect a PC to the switch console port, and to power on the switch and observe POST: •...
  • Page 9 • • None (flow control) After you have gained access to the switch, you can change the console baud rate through the Administration > Console Baud Rate window in the Cluster Management Suite (CMS). Using the supplied RJ-45-to-DB-9 adapter cable, insert the RJ-45 connector into...
  • Page 10 Step 3 Connect the other end of the power cord to an AC power outlet. If you are installing the Catalyst 3750-24TS, 3750G-24T, or 3750-48TS switches, you can use the Cisco RPS 300. Attach only the Cisco RPS 300 (model PWR300-AC-RPS-N1) to the RPS...

  • Page 11: Powering Off The Switch And Disconnecting The Console Port

    Powering Off the Switch and Disconnecting the Console Port Disconnect the power cord from the switch. Disconnect the cable from the switch console port. Install the switch in a rack, on a wall, or on a table or shelf as described in the...

  • Page 12: Powering Considerations

    10-second timeframe. These switches participate in the stack master election. Switches powered on after the 10-second timeframe do not participate in the election. Power off a switch before you add it to or remove it from an existing switch • stack.

  • Page 13: Cabling Considerations

    1 and switch 3 being stack masters. 78-15136-01 shows an example of a stack of Catalyst 3750 switches that provides Example of a Stack with Full Bandwidth Connections shows an example of a stack of Catalyst 3750 switches with...
  • Page 14 Figure 3-6 0.5-meter StackWise cable. In this example, the switches are stacked in a vertical rack or on a table top. This configuration provides redundant connections. Catalyst 3750 Switch Hardware Installation Guide 3-14 Example of a Stack with a Failover Condition...
  • Page 15 Figure 3-7 78-15136-01 Stacking the Switches in a Vertical Rack Figure 3-7 use the 3-meter StackWise cable in Stacking the Catalyst 3750 Switches in a Vertical Rack Catalyst 3750 Switch Hardware Installation Guide Planning the Stack 3-15...

  • Page 16: Installing The Switch

    This section describes these installation procedures: Rack Mounting, page 3-17 • Wall Mounting, page 3-29 • Table or Shelf Mounting, page 3-34 • Catalyst 3750 Switch Hardware Installation Guide 3-16 Figure 3-9 are examples of recommended configurations where Chapter 3 Switch Installation 78-15136-01...

  • Page 17: Rack Mounting

    Removing Screws from the Switch, page 3-18 • Attaching Brackets to the Catalyst 3750G-24TS Switch, page 3-19 • Attaching Brackets to the Catalyst 3750-24TS, 3750G-24T, and 3750-48TS • Switches, page 3-23 • Mounting the Switch in a Rack, page 3-26 Attaching the Cable Guide, page 3-28 •...

  • Page 18: Removing Screws From The Switch

    If you plan to install the switch in a rack, you must first remove screws in the switch chassis so that mounting brackets can be attached. Figure 3-11 a 1.5RU switch. Figure 3-10 Removing Screws from the Catalyst 3750-24TS, 3750G-24T, and 3750-48TS Switches C a ta ly st 3 7 5 0 SE RI ES...
  • Page 19 700-11523-XX; for 24-inch racks, use bracket part number 700-12398-XX. bracket to one side of the switch. Follow the same steps to attach the second bracket to the opposite side. Figure 3-12 Attaching Brackets for 19-inch Racks, Front Panel Forward...
  • Page 20 Installing the Switch Figure 3-13 Attaching Brackets for 24-Inch Racks, Front Panel Forward Phillips flat-head screws Catalyst 3750 Switch Hardware Installation Guide 3-20 S Y S T R P S M A S TR S TA T D U P LX...
  • Page 21 R S U P S P E C IF P LY IE D IN M A N U + 1 2 v @ 1 7 a Phillips flat-head screws 78-15136-01 Catalyst 3750 Switch Hardware Installation Guide Installing the Switch 3-21...
  • Page 22 Figure 3-16 Attaching Brackets for 19-Inch Telco Racks Phillips flat-head screws Figure 3-17 Attaching Brackets for 24-Inch Telco Racks Phillips flat-head screws Catalyst 3750 Switch Hardware Installation Guide 3-22 C at al ys t 3 7 5 0 SE RI ES...
  • Page 23 Chapter 3 Switch Installation Attaching Brackets to the Catalyst 3750-24TS, 3750G-24T, and 3750-48TS Switches The bracket orientation and the brackets you use depend on whether you are attaching the brackets for a 19-inch or a 24-inch rack. For 19-inch racks, use bracket part number 700-8209-XX;...
  • Page 24 + 1 2 v > 9 A , 5 @ 8 .5 a 0 -6 0 H Phillips flat-head screws Catalyst 3750 Switch Hardware Installation Guide 3-24 S Y S T R P S M A S TR S TA T...
  • Page 25 0 -6 0 H Phillips flat-head screws Figure 3-22 Attaching Brackets for 19-Inch Telco Racks Phillips flat-head screws 78-15136-01 C at al ys t 3 7 5 0 SE RI ES Catalyst 3750 Switch Hardware Installation Guide Installing the Switch 3-25...

  • Page 26: Mounting The Switch In A Rack

    Figure 3-23 Attaching Brackets for 24-Inch Telco Racks Mounting the Switch in a Rack After the brackets are attached to the switch, use the four supplied number-12 Phillips machine screws to securely attach the brackets to the rack, as shown in...
  • Page 27 Chapter 3 Switch Installation Figure 3-25 Mounting the Catalyst 3750-24TS, 3750G-24T, and 3750-48TS Switches in a Rack SY ST RP S MA ST R STA T DU PL X SP EE D STA CK MO DE Phillips machine screws After the switch is mounted in the rack, you might need to perform these tasks to complete the installation, run the setup program, and access the switch: (Optional) Connect the switches in the stacks.

  • Page 28: Attaching The Cable Guide

    Use the supplied black screw, as shown in guide to the left or right bracket. Figure 3-26 Attaching the Cable Guide on the Catalyst 3750-24TS, 3750G-24T, and 3750G-24TS Switches SYS T...

  • Page 29: Wall Mounting

    Chapter 3 Switch Installation Figure 3-27 Attaching the Cable Guide on the Catalyst 3750-48TS Switch SY ST RP S MA ST R STA T DU PL X SP EE D STA CK MO DE Cable guide screws Wall Mounting To install the switch on a wall, follow the instructions in these procedures: Attaching the Brackets to the Switch for Wall-Mounting, page 3-30 •...

  • Page 30: Attaching The Rps Connector Cover

    Attaching the RPS Connector Cover If you are not using an RPS with your switch, use the two Phillips pan-head screws to attach the RPS connector cover to the back of the switch, as shown in Figure 3-29 If an RPS is not connected to the switch, install an RPS connector cover on the Warning back of the switch.
  • Page 31 Chapter 3 Switch Installation Figure 3-29 Attaching the RPS Connector Cover on the Catalyst 3750G-24TS Switch S T A C K S T A C K C O N SO Phillips pan-head screws RPS connector cover RPS connector 78-15136-01 DC IN...

  • Page 32: Mounting The Switch On A Wall

    Installing the Switch Figure 3-30 Attaching the RPS Connector Cover on the Catalyst 3750-24TS, 3750G-24T, and the 3750-48TS Switches S T A C K C O N SO S T A C K Phillips pan-head screws RPS connector cover RPS connector...
  • Page 33 Figure 3-31 Mounting the Switch on a Wall User-supplied screws After the switch is mounted on the wall, you might need to perform these tasks to complete the installation, run the setup program, and access the switch: (Optional) Connect the switches in the stacks. See the •...

  • Page 34: Table Or Shelf Mounting

    Place the switch on the table or shelf near an AC power source. Step 2 After the switch is mounted on the table, you might need to perform these tasks to complete the installation, run the setup program, and access the switch: (Optional) Connect the switches in the stacks.
  • Page 35 Use the window in the StackWise cable to align the connector correctly. Secure Step 3 the screws tightly. Insert the other end of the cable into the connector of the other switch and secure Step 4 the screws tightly. Caution...
  • Page 36 Also make sure you remove the correct screws from the StackWise port. See removal procedures and Catalyst 3750 Switch Hardware Installation Guide 3-36 S T A C K S T A C K Figure 3-34 for incorrect removal procedures.
  • Page 37 Connecting the StackWise Cable to the StackWise Ports Figure 3-33 Correct Removal of the StackWise Cable from a StackWise Port S T A C K C O N S O S T A C K Catalyst 3750 Switch Hardware Installation Guide 3-37 78-15136-01...

  • Page 38: Installing And Removing Sfp Modules

    You can use any combination of SFP modules. Refer to the Catalyst 3750 release notes for the list of SFP modules that the Catalyst 3750 switch supports. The only restriction is that each port must match the wave-length specifications on the other end of the cable, and the cable must not exceed the stipulated cable length for reliable communications.

  • Page 39: Installing Sfp Modules Into Sfp Module Slots

    Find the send (TX) and receive (RX) markings that identify the top side of the SFP Step 2 module. 78-15136-01 shows an SFP module that has a bale-clasp latch. Catalyst 3750 Switch Hardware Installation Guide Installing and Removing SFP Modules 3-39...
  • Page 40 SFP module ports and cables from contamination and ambient light. Insert the LC cable connector into the SFP module. Step 6 Catalyst 3750 Switch Hardware Installation Guide 3-40 C a t a ly s t 3 7 5 0...

  • Page 41: Removing Sfp Modules From Sfp Module Slots

    13 X 14 X Bale clasp 78-15136-01 C a t a ly s t 3 7 5 0 S E R IE S 23 X 24 X Catalyst 3750 Switch Hardware Installation Guide Installing and Removing SFP Modules Figure 3-37. 3-41...
  • Page 42 Connecting to the 10/100 and 10/100/1000 Ports The switch 10/100 and 10/100/1000 ports configure themselves to operate at the speed of attached devices. If the attached ports do not support autonegotiation, you can explicitly set the speed and duplex parameters. Connecting devices that do not autonegotiate or that have their speed and duplex parameters manually set can reduce performance or result in no linkage.
  • Page 43 Connect the other end of the cable to an RJ-45 connector on the other device. The Step 2 port LED turns on when both the switch and the connected device have established link. The port LED is amber while Spanning Tree Protocol (STP) discovers the topology and searches for loops.
  • Page 44 Step 3 Observe the port status LED. Step 4 The LED turns green when the switch and the target device have an established link. The LED turns amber while the STP discovers the network topology and searches for loops. This process takes about 30 seconds, and then the port LED turns green.
  • Page 45 Caution documentation. 78-15136-01 S E R IE S C a t a ly s t 3 7 5 0 S E R IE S 23 X 24 X Catalyst 3750 Switch Hardware Installation Guide Connecting to a SFP Module 3-45...

  • Page 46: Where To Go Next

    Use the CLI to configure the switch as a member of a cluster or as an • individual switch from the console. Refer to the Catalyst 3750 Switch Command Reference on Cisco.com for information on using the CLI with a Catalyst 3750 switch.

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