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...The following information is operated in accordance with Cisco's installation instructions, it off. These specifications are trademarks of California. Copyright © 1981, Regents of the University of Cisco Systems, Inc. Cisco and the Cisco Logo are designed to radio communications. Third party...antenna until the interference stops. • Move the equipment to operate the product. Catalyst 3750 Switch Hardware Installation Guide © 2004-2011 Cisco Systems, Inc. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE....
...The following information is operated in accordance with Cisco's installation instructions, it off. These specifications are trademarks of California. Copyright © 1981, Regents of the University of Cisco Systems, Inc. Cisco and the Cisco Logo are designed to radio communications. Third party...antenna until the interference stops. • Move the equipment to operate the product. Catalyst 3750 Switch Hardware Installation Guide © 2004-2011 Cisco Systems, Inc. THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE....
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... Address and Configuration 6 Replacing a Failed Stack Member 6 Finding the Switch Serial Number 7 1 Technical Specifications 1 1 Connector and Cable Specifications 1 Connector Specifications 1 10/100 and 10/100/1000 Ports 2 100BASE-FX Ports 2 SFP Module Ports 3 XENPAK Module Ports (Catalyst 3750G-16TD Switch) 4 Console Port 4 Cable and Adapter Specifications 5 SFP Module Cable Specifications 5 Two Twisted-Pair Cable Pinouts 6 Four Twisted-Pair Cable...
... Address and Configuration 6 Replacing a Failed Stack Member 6 Finding the Switch Serial Number 7 1 Technical Specifications 1 1 Connector and Cable Specifications 1 Connector Specifications 1 10/100 and 10/100/1000 Ports 2 100BASE-FX Ports 2 SFP Module Ports 3 XENPAK Module Ports (Catalyst 3750G-16TD Switch) 4 Console Port 4 Cable and Adapter Specifications 5 SFP Module Cable Specifications 5 Two Twisted-Pair Cable Pinouts 6 Four Twisted-Pair Cable...
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... up to 15.4 W of the Catalyst 3750G-24WS-S25 and 3750G-24WS-S50 switch PoE ports can operate in high-power mode on switches that the cable is connected to it . • When you connect the switch to workstations, servers, routers, and Cisco IP Phones, be sure to use ... a Catalyst 3750 PoE port automatically provides power when an IP phone or an access point is connected. High-power devices can deliver up in Appendix A, "Technical Specifications." The device changes to switches or hubs, use a crossover cable. For information about Cisco IP Phones and Cisco Aironet Access...
... up to 15.4 W of the Catalyst 3750G-24WS-S25 and 3750G-24WS-S50 switch PoE ports can operate in high-power mode on switches that the cable is connected to it . • When you connect the switch to workstations, servers, routers, and Cisco IP Phones, be sure to use ... a Catalyst 3750 PoE port automatically provides power when an IP phone or an access point is connected. High-power devices can deliver up in Appendix A, "Technical Specifications." The device changes to switches or hubs, use a crossover cable. For information about Cisco IP Phones and Cisco Aironet Access...
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... the "Connector and Cable Specifications" section on the Cisco RPS 675, see the device manager online help. 1-26 Catalyst 3750 Switch Hardware Installation Guide OL-6336-10 For more information, see the Cisco RPS 675 Redundant Power System Hardware Installation Guide. Note On the Catalyst 3750G-24WS-S25 and the 3750G-24WS-S50 switches, there are two console ports...
... the "Connector and Cable Specifications" section on the Cisco RPS 675, see the device manager online help. 1-26 Catalyst 3750 Switch Hardware Installation Guide OL-6336-10 For more information, see the Cisco RPS 675 Redundant Power System Hardware Installation Guide. Note On the Catalyst 3750G-24WS-S25 and the 3750G-24WS-S50 switches, there are two console ports...
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... use shorter distances of single-mode fiber cable, you rack-mount them. - Catalyst 3750 Switch Hardware Installation Guide 2-6 OL-6336-10 Each port must match the wave-length specifications on the other end of the cable, and for reliable communications, the cable must... not exceed the stipulated cable length. • See the Catalyst 3750 release notes for cable requirements for XENPAK module connections. Access to ports is less than normal room temperature. • Cisco Ethernet Switches...
... use shorter distances of single-mode fiber cable, you rack-mount them. - Catalyst 3750 Switch Hardware Installation Guide 2-6 OL-6336-10 Each port must match the wave-length specifications on the other end of the cable, and for reliable communications, the cable must... not exceed the stipulated cable length. • See the Catalyst 3750 release notes for cable requirements for XENPAK module connections. Access to ports is less than normal room temperature. • Cisco Ethernet Switches...
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... 0.5-meter cable is supplied. Powering Off the Switch After a successful POST, disconnect the power cord from your Cisco supplier. For cable numbers, see Appendix A, "Technical Specifications." Make sure that you cable the switches before you power on the switches in a stack: • The sequence in the "Installing the Switch" section on the configurations that becomes the...
... 0.5-meter cable is supplied. Powering Off the Switch After a successful POST, disconnect the power cord from your Cisco supplier. For cable numbers, see Appendix A, "Technical Specifications." Make sure that you cable the switches before you power on the switches in a stack: • The sequence in the "Installing the Switch" section on the configurations that becomes the...
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... Module with a Bale-Clasp Latch 86575 To insert an SFP module into SFP module slots on the front of the Catalyst 3750 switches. Each port must match the wave-length specifications on the other end of SFP modules. This encoding provides a way for the list of the SFP module. Caution ... markings might be replaced by arrows that you do not install or remove fiber-optic SFP modules with security information. See the Catalyst 3750 release notes for Cisco to the cables, the cable connector, or the optical interfaces in the SFP module. Each SFP module has an internal serial EEPROM...
... Module with a Bale-Clasp Latch 86575 To insert an SFP module into SFP module slots on the front of the Catalyst 3750 switches. Each port must match the wave-length specifications on the other end of SFP modules. This encoding provides a way for the list of the SFP module. Caution ... markings might be replaced by arrows that you do not install or remove fiber-optic SFP modules with security information. See the Catalyst 3750 release notes for Cisco to the cables, the cable connector, or the optical interfaces in the SFP module. Each SFP module has an internal serial EEPROM...
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...See the "Cable and Adapter Specifications" section on both speed and duplex. • Set the port speed and duplex parameters on page B-5 for connecting the switch 10/100 and 10/100/1000...the guidelines in no linkage. Chapter 2 Switch Installation Connecting to the 10/100 and 10/100/1000 Ports Figure 2-54 Replacing the XENPAK Module Slot Cover 1 Catalyst 3750 series 1 104765 2 1 Phillips-head... or that present a shock hazard may exist on the switch to either automatically provide PoE when a Cisco IP Phone, Cisco Aironet Access Point, or end device compliant with IEEE 802.3af...
...See the "Cable and Adapter Specifications" section on both speed and duplex. • Set the port speed and duplex parameters on page B-5 for connecting the switch 10/100 and 10/100/1000...the guidelines in no linkage. Chapter 2 Switch Installation Connecting to the 10/100 and 10/100/1000 Ports Figure 2-54 Replacing the XENPAK Module Slot Cover 1 Catalyst 3750 series 1 104765 2 1 Phillips-head... or that present a shock hazard may exist on the switch to either automatically provide PoE when a Cisco IP Phone, Cisco Aironet Access Point, or end device compliant with IEEE 802.3af...
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...10/100/1000, or 1000BASE-T SFP module port on the switch, regardless of the type of device on the other switches or to repeaters, use a crossover cable. (See the "Cable and Adapter Specifications" section on switches running Cisco IOS Release 12.2(18)SE or later. Only standard-compliant cabling can use ...of the connection. When the auto-MDIX feature is disabled by a crossover cable. 2-40 Catalyst 3750 Switch Hardware Installation Guide OL-6336-10 Use the LAN-to-phone connector to connect the Cisco IP phone to IP phone No Yes 1. 100BASE-TX and 1000BASE-T traffic requires twisted four...
...10/100/1000, or 1000BASE-T SFP module port on the switch, regardless of the type of device on the other switches or to repeaters, use a crossover cable. (See the "Cable and Adapter Specifications" section on switches running Cisco IOS Release 12.2(18)SE or later. Only standard-compliant cabling can use ...of the connection. When the auto-MDIX feature is disabled by a crossover cable. 2-40 Catalyst 3750 Switch Hardware Installation Guide OL-6336-10 Use the LAN-to-phone connector to connect the Cisco IP phone to IP phone No Yes 1. 100BASE-TX and 1000BASE-T traffic requires twisted four...
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...the port constantly loses and regains link. A cable might take several minutes for the switch to complete POST. For more information about the switch. Catalyst 3750 Switch Hardware Installation Guide 3-2 OL-6336-10 You can identify this situation because the port ... B, "Cable and Adapter Specifications." Contact your Cisco technical support representative if your switch does not pass POST. Ethernet and Fiber Cables Make sure that the switch functions properly. Diagnosing Problems Chapter 3 Troubleshooting Verify Switch POST Results As the switch powers on, it begins the...
...the port constantly loses and regains link. A cable might take several minutes for the switch to complete POST. For more information about the switch. Catalyst 3750 Switch Hardware Installation Guide 3-2 OL-6336-10 You can identify this situation because the port ... B, "Cable and Adapter Specifications." Contact your Cisco technical support representative if your switch does not pass POST. Ethernet and Fiber Cables Make sure that the switch functions properly. Diagnosing Problems Chapter 3 Troubleshooting Verify Switch POST Results As the switch powers on, it begins the...
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...; Bad or incorrect SFP module. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-3 Chapter 3 Troubleshooting Diagnosing Problems • For copper connections, determine if a crossover cable was used to connect Cisco pre-standard IP phones and wireless access points or ...switch by using the correct cable type. Many legacy powered devices, including older Cisco IP phones and access points that this module supports this platform. A single broken wire or one shutdown port can be seated, but no power is fully functional. See Appendix B, "Cable and Adapter Specifications...
...; Bad or incorrect SFP module. OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-3 Chapter 3 Troubleshooting Diagnosing Problems • For copper connections, determine if a crossover cable was used to connect Cisco pre-standard IP phones and wireless access points or ...switch by using the correct cable type. Many legacy powered devices, including older Cisco IP phones and access points that this module supports this platform. A single broken wire or one shutdown port can be seated, but no power is fully functional. See Appendix B, "Cable and Adapter Specifications...
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..., configure the duplex settings on page B-5 for the ports on both sides of the connection. See the "Cable and Adapter Specifications" section on the two ports to full duplex with speed and duplex occurs when the duplex settings are set to match. Cabling... Distance If the port statistics show a large number of autonegotiation issues between the switch and third-party network interface cards (NICs). OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-5 Autonegotiation and NIC Cards Problems sometimes occur between the two devices. If ...
..., configure the duplex settings on page B-5 for the ports on both sides of the connection. See the "Cable and Adapter Specifications" section on the two ports to full duplex with speed and duplex occurs when the duplex settings are set to match. Cabling... Distance If the port statistics show a large number of autonegotiation issues between the switch and third-party network interface cards (NICs). OL-6336-10 Catalyst 3750 Switch Hardware Installation Guide 3-5 Autonegotiation and NIC Cards Problems sometimes occur between the two devices. If ...
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...: • Specifications for the Catalyst 3750G-12S Switch, Table A-1 on page A-2 • Specifications for the Catalyst 3750G-12S-SD Switch, Table A-2 on page A-2 • Specifications for the Catalyst 3750-24FS Switch, Table A-3 on page A-3 • Specifications for the Catalyst 3750-24TS Switch, Table A-4 on page A-3 • Specifications for the Catalyst 3750G-24T Switch, Table A-5 on page A-4 • Specifications for the Catalyst 3750-24PS Switch, Table A-6 on page A-4 • Specifications for the Catalyst 3750G-24PS Switch, Table A-7 on...
...: • Specifications for the Catalyst 3750G-12S Switch, Table A-1 on page A-2 • Specifications for the Catalyst 3750G-12S-SD Switch, Table A-2 on page A-2 • Specifications for the Catalyst 3750-24FS Switch, Table A-3 on page A-3 • Specifications for the Catalyst 3750-24TS Switch, Table A-4 on page A-3 • Specifications for the Catalyst 3750G-24T Switch, Table A-5 on page A-4 • Specifications for the Catalyst 3750-24PS Switch, Table A-6 on page A-4 • Specifications for the Catalyst 3750G-24PS Switch, Table A-7 on...
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Appendix A Technical Specifications Table A-1 Specifications for the Catalyst 3750G-12S Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70... 409 BTUs per hour Power rating 0.120 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-2 Specifications for the Catalyst 3750G-12S-SD Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative...
Appendix A Technical Specifications Table A-1 Specifications for the Catalyst 3750G-12S Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70... 409 BTUs per hour Power rating 0.120 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-2 Specifications for the Catalyst 3750G-12S-SD Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative...
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Appendix A Technical Specifications Table A-3 Specifications for the Catalyst 3750-24FS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C)... Hz DC input voltages for RPS 2300 and 675 +12 V @8.5 A Power consumption 70 W, 240 BTUs per hour Power rating 0.070 kVA Physical Dimensions Weight 9 lb (4.1 kg) Dimensions (H x W x D) 1.73 x 17.5 x 11.8 in. (4.4 x 44.5 x 30.1 cm) Table A-4 Specifications for the Catalyst 3750-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0...
Appendix A Technical Specifications Table A-3 Specifications for the Catalyst 3750-24FS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C)... Hz DC input voltages for RPS 2300 and 675 +12 V @8.5 A Power consumption 70 W, 240 BTUs per hour Power rating 0.070 kVA Physical Dimensions Weight 9 lb (4.1 kg) Dimensions (H x W x D) 1.73 x 17.5 x 11.8 in. (4.4 x 44.5 x 30.1 cm) Table A-4 Specifications for the Catalyst 3750-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0...
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Appendix A Technical Specifications Table A-5 Specifications for the Catalyst 3750G-24T Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) ...165 W, 563 BTUs per hour Power rating 0.165 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-6 Specifications for the Catalyst 3750-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°...
Appendix A Technical Specifications Table A-5 Specifications for the Catalyst 3750G-24T Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) ...165 W, 563 BTUs per hour Power rating 0.165 kVA Physical Dimensions Weight 10 lb (4.6 kg) Dimensions (H x W x D) 1.73 x 17.5 x 12.8 in. (4.4 x 44.5 x 32.6 cm) Table A-6 Specifications for the Catalyst 3750-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°...
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Appendix A Technical Specifications OL-6336-10 Table A-7 Specifications for the Catalyst 3750G-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative humidity 10 to ... ft (4573 m) Power Requirements AC input voltage 100 to 240 VAC (autoranging) 4 to 8 A, 50 to 60 Hz DC input voltages for RPS 2300 and 675 +12 V @7.5 A and -48 V @7.8 A Power consumption 540 W Power dissipation 170 W, 580 BTUs per hour Power rating 0.54 kVA Power over Ethernet Range from 4 to 15.4 W per port...
Appendix A Technical Specifications OL-6336-10 Table A-7 Specifications for the Catalyst 3750G-24PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to 158°F (-25 to 70°C) Relative humidity 10 to ... ft (4573 m) Power Requirements AC input voltage 100 to 240 VAC (autoranging) 4 to 8 A, 50 to 60 Hz DC input voltages for RPS 2300 and 675 +12 V @7.5 A and -48 V @7.8 A Power consumption 540 W Power dissipation 170 W, 580 BTUs per hour Power rating 0.54 kVA Power over Ethernet Range from 4 to 15.4 W per port...
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... 1.73 x 17.5 x 14.8 in. (4.4 x 44.5 x 37.8 cm) Table A-9 Specifications for the Catalyst 3750G-48PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to ...12 V @14 A and -48 V @7.8 A Power consumption 560 W Power dissipation 220 W, 690 BTUs per hour Power rating 0.56 kVA Power over Ethernet Range from 4 to 15.4 W per port, up to 370 W switch maximum Physical Dimensions Weight 15.5 lb (7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-10 Specifications for the Catalyst 3750G-16TD Switch...
... 1.73 x 17.5 x 14.8 in. (4.4 x 44.5 x 37.8 cm) Table A-9 Specifications for the Catalyst 3750G-48PS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to 45°C) Storage temperature -13 to ...12 V @14 A and -48 V @7.8 A Power consumption 560 W Power dissipation 220 W, 690 BTUs per hour Power rating 0.56 kVA Power over Ethernet Range from 4 to 15.4 W per port, up to 370 W switch maximum Physical Dimensions Weight 15.5 lb (7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-10 Specifications for the Catalyst 3750G-16TD Switch...
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...615 BTUs per hour Power rating 0.180 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-11 Specifications for the Catalyst 3750G-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to ...per hour Power rating 0.190 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 2.59 x 17.5 x 11.6 in. (6.6 x 44.5 x 29.5 cm) Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch Environmental Ranges Operating temperature Storage temperature Relative humidity Operating ...
...615 BTUs per hour Power rating 0.180 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 1.73 x 17.5 x 16.1 in. (4.4 x 44.5 x 40.9 cm) Table A-11 Specifications for the Catalyst 3750G-24TS Switch Environmental Ranges Operating temperature 32 to 113°F (0 to ...per hour Power rating 0.190 kVA Physical Dimensions Weight 12.5 lb (5.7 kg) Dimensions (H x W x D) 2.59 x 17.5 x 11.6 in. (6.6 x 44.5 x 29.5 cm) Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch Environmental Ranges Operating temperature Storage temperature Relative humidity Operating ...
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... Specifications Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch (continued) Environmental Ranges DC input voltages for RPS 2300 and 675 +12 V @10.5 A Power consumption 100 W Power dissipation 100 W, 314 BTUs per hour Power rating 0.10 kVA Physical Dimensions Weight 12 lb (5.5 kg) Dimensions (H x W x D) 1.73 x 17.5 x 14.9 in. (4.4 x 44.5 x 37.8 cm) Table A-13 Specifications for the Catalyst 3750-48TS Switch...
... Specifications Table A-12 Specifications for the Catalyst 3750G-24TS-1U Switch (continued) Environmental Ranges DC input voltages for RPS 2300 and 675 +12 V @10.5 A Power consumption 100 W Power dissipation 100 W, 314 BTUs per hour Power rating 0.10 kVA Physical Dimensions Weight 12 lb (5.5 kg) Dimensions (H x W x D) 1.73 x 17.5 x 14.9 in. (4.4 x 44.5 x 37.8 cm) Table A-13 Specifications for the Catalyst 3750-48TS Switch...