Cisco Catalyst 3920 Installation Manual

Text of Cisco Catalyst 3920 User Guide:

• Cisco Catalyst 3920, CHAPTER Installing the Catalyst 3920 3-1 3 Installing the Catalyst 3920 This chapter explains the process you should follow to install the Catalyst 3920 Token Ring Switch. Planning for Installation Read this section carefully before installing the Catalyst 3920 Token Ring Switch. It contains the information on preinstallation planning. Note Before installing the Catalyst 3920, read the “Safety Warnings” appendix. Warning Read the installation instructions before you connect the system to its power source. If you have a large network, we recommend that you create a sketch of the network to

• Cisco Catalyst 3920, Installation Summary Catalyst 3920 Token Ring Switch User Guide 3-2 Dedicated Media For installations where permanently installed building cable is available, 100-ohm UTP Category 3, 4, or 5 can be used. IBM Cabling System 150-ohm, STP cables (types 1 and 9) can also be used. Because the RJ-45 connectors on the Catalyst 3920 use pins 3, 4, 5, and 6, a cable with an IBM STP data connector on one end and an RJ-45 connector on the other must be constructed. Shared Media The types of cables that can be used are the same as tho

• Cisco Catalyst 3920, Installing the Catalyst 3920 3-3 Gathering Other Materials You Will Need To install the Catalyst 3920, you need the following items: • If the unit will be installed in a rack, you need: — Rack inventory chart and a cabling chart from your network administrator. — Four screws appropriate for your rack and a screwdriver. (Make sure that you have the appropriate screws before you begin installation.) • If the unit will be installed as standalone equipment (such as on a tabletop), you will need: — Cabling chart from your network administrator. Setting Up the Cataly

• Cisco Catalyst 3920, Setting Up the Catalyst 3920 Catalyst 3920 Token Ring Switch User Guide 3-4 Figure 3-1 Attaching the Mounting Brackets Step 4 Position the Catalyst 3920 in the rack or cabinet and slide it up or down until the rack holes line up with the bracket holes. Attach the Catalyst 3920 to the rack with the appropriate mounting screws (see Figure 3-2). Figure 3-2 Mounting in a Rack or Cabinet Step 5 Go to the instructions in the “Cabling the Catalyst 3920” section. Warning To prevent the switch from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of 104 F(40 C).To prevent airflow restriction, allow at least 3 inches (7.6 cm) of clearance around

• Cisco Catalyst 3920, Installing the Catalyst 3920 3-5 Surface Mounting the Catalyst 3920 Follow these steps to mount the Catalyst 3920 as a standalone unit: Step 1 Obtain the chassis feet from the accessory kit. Step 2 Remove the protective paper from the adhesive surface of the feet and place the four feet in each of the four embossed, recessed areas located in the corners of the bottom of the Catalyst 3920. Step 3 Place the Catalyst 3920 on the surface where it is to be used. Step 4 Continue with the instructions in the “Cabling the Catalyst 3920” section. Cabling the Catalyst 3920 This section provides instru

• Cabling a Catalyst Stack Configuration Catalyst 3920 Token Ring Switch User Guide 3-6 Step 4 Label this cable. Step 5 Continue with the instructions in the “Powering On the Catalyst 3920” section. Cabling a Catalyst Stack Configuration As an option, you can configure your Catalyst 3920 as a part of a Catalyst stack. There are two Catalyst stack configurations. • Two Catalyst 3920 switc

• Cisco Catalyst 3920, Installing the Catalyst 3920 3-7 Figure 3-4 Connecting the Stack Port Cable to the Stack Port Figure 3-5 Connecting the Other End of the Cable to the Other Catalyst 3920 Connecting Catalyst Switches to the Catalyst Matrix Up to eight Catalyst switches can be connected to a Catalyst Matrix. This configuration requires a Catalyst Matrix, and a stack port cable. The connection is made through one of the eight I/O stack ports on the back panel of the Catalyst Matrix to the single I/O stack port on the stack po

• Powering On the Catalyst 3920 Catalyst 3920 Token Ring Switch User Guide 3-8 Figure 3-6 Connecting the Stack Port Cable to Port 1 of the Catalyst Matrix Step 2 Attach the other end of the cable to the stack port of a Catalyst switch (Figure 3-7). Repeat these steps for each Catalyst switch using the next lowest numbered port on the Catalyst Matrix. Figure 3-7

• Cisco Catalyst 3920, Installing the Catalyst 3920 3-9 Caution If a fully-redundant configuration is used, do not connect the AC power cord to the Catalyst 3920 as this may cause damage to the Catalyst 3920 or the RPS. Step 3 Verify that the power (PWR) LED on the left side of the front panel is on. If it is not, make sure that the outlet is working correctly. If the outlet is working but the PWR LED is off, contact your Cisco Systems representative. Step 4 Verify that diagnostics have been completed successfully. The Catalyst 3920 automatically performs a self-test when connected to a power supply. During the test, the LEDs should behave as follows: • In the first 2 minutes, the Mode LED is on and the FL

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