Installation Guide
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... 46 47 48 The Catalyst 4948 switch has a 96-Gbps, nonblocking, full-duplex switching fabric, providing 72 million packets-per -second of switching capacity for high-speed applications. They are designed for high-speed applications. Figure 1-2 Catalyst 4948-10GE Switch 130083 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT The Catalyst 4948-10GE switch has a 136-Gbps...
... 46 47 48 The Catalyst 4948 switch has a 96-Gbps, nonblocking, full-duplex switching fabric, providing 72 million packets-per -second of switching capacity for high-speed applications. They are designed for high-speed applications. Figure 1-2 Catalyst 4948-10GE Switch 130083 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT The Catalyst 4948-10GE switch has a 136-Gbps...
Installation Guide
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...quietest operation possible. If the air temperature exceeds a desired threshold, the environmental monitor displays warning messages. The Catalyst 4900 series switches have an on/off switch and do not provide a cable for connection to run. If an individual fan fails, the other fans continue... two redundant internal 300 W AC or 300 W DC power supplies. 130085 Switch Components Chapter 1 Product Overview Figure 1-8 Airflow (Catalyst 4948-10GE shown) PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT There are also LEDs on the power supplies...
...quietest operation possible. If the air temperature exceeds a desired threshold, the environmental monitor displays warning messages. The Catalyst 4900 series switches have an on/off switch and do not provide a cable for connection to run. If an individual fan fails, the other fans continue... two redundant internal 300 W AC or 300 W DC power supplies. 130085 Switch Components Chapter 1 Product Overview Figure 1-8 Airflow (Catalyst 4948-10GE shown) PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT There are also LEDs on the power supplies...
Installation Guide
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.... Warning Only trained and qualified personnel should read and understand to ensure a safe switch installation. Chapter 2 Site Planning Safety Overview Figure 2-1 Grounding Pad Locations (Catalyst 4849-10GE shown) Grounding pads 130180 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Safety Overview This section provides safety information that...
.... Warning Only trained and qualified personnel should read and understand to ensure a safe switch installation. Chapter 2 Site Planning Safety Overview Figure 2-1 Grounding Pad Locations (Catalyst 4849-10GE shown) Grounding pads 130180 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Safety Overview This section provides safety information that...
Installation Guide
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...on which end is in the front of the rack. Position the chassis in the rack as follows (see Figure 3-3): 78-18039-02 Catalyst 4900 Series Switch Installation Guide 3-7 Attach the left and right L brackets using the M4 Phillips flat-head screws provided in the rack-mount kit. (See...3/4-inch Phillips binder-head screws 10-32 x 3/4-inch Phillips binder-head screws Note Figure 3-2 illustrates how to attach the front of the switch to the Switch 130086 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 3 Install the chassis in the rack as : a.
...on which end is in the front of the rack. Position the chassis in the rack as follows (see Figure 3-3): 78-18039-02 Catalyst 4900 Series Switch Installation Guide 3-7 Attach the left and right L brackets using the M4 Phillips flat-head screws provided in the rack-mount kit. (See...3/4-inch Phillips binder-head screws 10-32 x 3/4-inch Phillips binder-head screws Note Figure 3-2 illustrates how to attach the front of the switch to the Switch 130086 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 3 Install the chassis in the rack as : a.
Installation Guide
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...holes in the L bracket and into the threaded holes in the equipment rack. d. Figure 3-3 Installing the Switch in the Rack 130087 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 4 Attach the cable guide to ensure that the chassis is installed ...straight and level. Catalyst 4900 Series Switch Installation Guide 3-8 78-18039-02 Align the mounting holes in the L bracket...
...holes in the L bracket and into the threaded holes in the equipment rack. d. Figure 3-3 Installing the Switch in the Rack 130087 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 4 Attach the cable guide to ensure that the chassis is installed ...straight and level. Catalyst 4900 Series Switch Installation Guide 3-8 78-18039-02 Align the mounting holes in the L bracket...
Installation Guide
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Chapter 3 Installing the Switch Connecting AC Power to the Switch Figure 3-4 Installing the Cable Guide 130089 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 5 Do not connect the power cord at all of the site power and grounding requirements described ... main disconnecting device. Statement 1019 Step 2 Plug the power cords into the power supplies. (Figure 3-6 shows plug locations.) 78-18039-02 Catalyst 4900 Series Switch Installation Guide 3-9 Warning The plug-socket combination must be accessible at this time. Connecting AC Power to the...
Chapter 3 Installing the Switch Connecting AC Power to the Switch Figure 3-4 Installing the Cable Guide 130089 PS1 PS2 FAN STATUS 1 16 17 32 33 Catalyst WS-C4948 10GE X2-1 X2-2 CON 48 MGT Step 5 Do not connect the power cord at all of the site power and grounding requirements described ... main disconnecting device. Statement 1019 Step 2 Plug the power cords into the power supplies. (Figure 3-6 shows plug locations.) 78-18039-02 Catalyst 4900 Series Switch Installation Guide 3-9 Warning The plug-socket combination must be accessible at this time. Connecting AC Power to the...
Installation Guide
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Chapter 4 Transceiver Modules X2 Modules Figure 4-2 Connecting SC Connectors to an MMF cable, an effect known as Differential Mode Delay (DMD) might occur. See the Catalyst 4500 Series Module Installation Guide for operation on an SMF cable is directly coupled to the X2 Module Catalyst WS-C4948 10GE X2-1 X2-2 CON MGT 130088 If a module designed for more information. 78-18039-02 Catalyst 4900 Series Switch Installation Guide 4-3
Chapter 4 Transceiver Modules X2 Modules Figure 4-2 Connecting SC Connectors to an MMF cable, an effect known as Differential Mode Delay (DMD) might occur. See the Catalyst 4500 Series Module Installation Guide for operation on an SMF cable is directly coupled to the X2 Module Catalyst WS-C4948 10GE X2-1 X2-2 CON MGT 130088 If a module designed for more information. 78-18039-02 Catalyst 4900 Series Switch Installation Guide 4-3
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X2 Modules Chapter 4 Transceiver Modules Figure 4-3 Installing the 10-Gigabit Ethernet X2 Module Catalyst WS-C4948 10GE CON X1 MGT LINK X2 Catalyst WS-C4948 10GE CON X1 MGT X2 130091 Caution If you attempt to insert the bottom X2 module with the cooling fins pointing up, you will probably permanently damage the connector. For either the top or bottom connector, forcing a module could potentially damage both the module and the switch. Catalyst 4900 Series Switch Installation Guide 4-4 78-18039-02
X2 Modules Chapter 4 Transceiver Modules Figure 4-3 Installing the 10-Gigabit Ethernet X2 Module Catalyst WS-C4948 10GE CON X1 MGT LINK X2 Catalyst WS-C4948 10GE CON X1 MGT X2 130091 Caution If you attempt to insert the bottom X2 module with the cooling fins pointing up, you will probably permanently damage the connector. For either the top or bottom connector, forcing a module could potentially damage both the module and the switch. Catalyst 4900 Series Switch Installation Guide 4-4 78-18039-02