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... SFP Module 3-47 Connecting to 1000BASE-T SFP Modules 3-48 Where to Go Next 3-50 4 C H A P T E R Troubleshooting 4-1 Understanding POST Results 4-1 Clearing the Switch IP Address and Configuration 4-2 Diagnosing Problems 4-3 Replacing a Failed Stack Member 4-7 A A P P E N D I X Technical Specifications A-1 B A P P E N D I X Connector and Cable Specifications B-1 Connector Specifications.../100 Ports B-7 Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports B-8 Catalyst 3750 Switch Hardware Installation Guide viii 78-15136-02 and 100BASE-TX-Compatible Devices B-2 Connecting to 10BASE-T-
... SFP Module 3-47 Connecting to 1000BASE-T SFP Modules 3-48 Where to Go Next 3-50 4 C H A P T E R Troubleshooting 4-1 Understanding POST Results 4-1 Clearing the Switch IP Address and Configuration 4-2 Diagnosing Problems 4-3 Replacing a Failed Stack Member 4-7 A A P P E N D I X Technical Specifications A-1 B A P P E N D I X Connector and Cable Specifications B-1 Connector Specifications.../100 Ports B-7 Four Twisted-Pair Cable Pinouts for 1000BASE-T Ports B-8 Catalyst 3750 Switch Hardware Installation Guide viii 78-15136-02 and 100BASE-TX-Compatible Devices B-2 Connecting to 10BASE-T-
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... or Replacing the Unit E-12 Overtemperature Warning E-14 Working During Lightning Activity E-16 Product Disposal Warning E-17 Chassis Warning for Rack-Mounting and Servicing E-19 Redundant Power Supply Connection Warning E-24 Switch Installation Warning E-25 Restricted Area E-27 Ethernet Cable Shielding in Offices E-28 Laser Beam Exposure E-30 Laser Radiation E-31 E-32 Catalyst 3750 Switch...
... or Replacing the Unit E-12 Overtemperature Warning E-14 Working During Lightning Activity E-16 Product Disposal Warning E-17 Chassis Warning for Rack-Mounting and Servicing E-19 Redundant Power Supply Connection Warning E-24 Switch Installation Warning E-25 Restricted Area E-27 Ethernet Cable Shielding in Offices E-28 Laser Beam Exposure E-30 Laser Radiation E-31 E-32 Catalyst 3750 Switch...
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... Refund Policy for as long as its exclusive warranty remedy. Catalyst 3750 Switch Hardware Installation Guide xii 78-15136-02 You can vary, depending on the customer location. Enter this part number in Adobe Portable Document Format (PDF). Cisco reserves the right to ship a replacement part within ten (10) working days after receipt of Hardware...
... Refund Policy for as long as its exclusive warranty remedy. Catalyst 3750 Switch Hardware Installation Guide xii 78-15136-02 You can vary, depending on the customer location. Enter this part number in Adobe Portable Document Format (PDF). Cisco reserves the right to ship a replacement part within ten (10) working days after receipt of Hardware...
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...replaceable, providing the uplink interfaces when inserted in the Catalyst 3750 release notes. You use the SFP modules for Gigabit uplink connections to other switches. You can use fiber-optic cables with RJ-45 connectors to connect to your SFP module documentation. 78-15136-02 Catalyst 3750 Switch... Hardware Installation Guide 2-7 You use Category 5 cable with LC or MT-RJ connectors to connect to establish fiber-optic connections. The Catalyst 3750 models support these Cisco SFP options: • 1000BASE-LX ...
...replaceable, providing the uplink interfaces when inserted in the Catalyst 3750 release notes. You use the SFP modules for Gigabit uplink connections to other switches. You can use fiber-optic cables with RJ-45 connectors to connect to your SFP module documentation. 78-15136-02 Catalyst 3750 Switch... Hardware Installation Guide 2-7 You use Category 5 cable with LC or MT-RJ connectors to connect to establish fiber-optic connections. The Catalyst 3750 models support these Cisco SFP options: • 1000BASE-LX ...
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... service personnel only as the main disconnecting device. Catalyst 3750 Switch Hardware Installation Guide 3-2 78-15136-02 Warning Read the installation instructions before you connect the system to install or replace this equipment. Warning Do not stack the chassis on...trained and qualified personnel should be allowed to its power source. Preparing for Installation Chapter 3 Switch Installation • Verifying Package Contents, page 3-7 • Verifying Switch Operation, page 3-8 Warnings These warnings are translated into several languages in Appendix E, "Translated Safety...
... service personnel only as the main disconnecting device. Catalyst 3750 Switch Hardware Installation Guide 3-2 78-15136-02 Warning Read the installation instructions before you connect the system to install or replace this equipment. Warning Do not stack the chassis on...trained and qualified personnel should be allowed to its power source. Preparing for Installation Chapter 3 Switch Installation • Verifying Package Contents, page 3-7 • Verifying Switch Operation, page 3-8 Warnings These warnings are translated into several languages in Appendix E, "Translated Safety...
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... openings. Warning When installing or replacing the unit, the ground connection must always be handled according to the laser beam. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 3-3 To prevent... airflow restriction, allow at least 3 inches (7.6 cm) of 113° F (45° C). Warning Ultimate disposal of lightning activity. Warning This equipment is connected to earth ground during periods of this product should be made first and disconnected last. Warning Attach only the Cisco...
... openings. Warning When installing or replacing the unit, the ground connection must always be handled according to the laser beam. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 3-3 To prevent... airflow restriction, allow at least 3 inches (7.6 cm) of 113° F (45° C). Warning Ultimate disposal of lightning activity. Warning This equipment is connected to earth ground during periods of this product should be made first and disconnected last. Warning Attach only the Cisco...
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... which special conditions of this type was sold or purchased by mistake, it should be replaced with a residential-use . Class A Notice for Hungary Warning This equipment is registered for EMC requirements for industrial use type. Chapter 3 Switch Installation Preparing for Installation Class A Notice for Korea Warning This is a Class A Device ...aware of installation and protection distance are used and installed properly according to the Hungarian EMC Class A requirements (MSZEN55022). Statement 256 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 3-5 If this .
... which special conditions of this type was sold or purchased by mistake, it should be replaced with a residential-use . Class A Notice for Hungary Warning This equipment is registered for EMC requirements for industrial use type. Chapter 3 Switch Installation Preparing for Installation Class A Notice for Korea Warning This is a Class A Device ...aware of installation and protection distance are used and installed properly according to the Hungarian EMC Class A requirements (MSZEN55022). Statement 256 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 3-5 If this .
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...switch software configuration guide or the switch command reference. Insert the other end of the cable into the StackWise port on the back of the other switch...replace the dust covers on them for future use. Chapter 3 Switch Installation Connecting StackWise Cable to the "Launching the Switch Home Page" section on page C-3. To use CMS, go to StackWise Ports To use a Cisco...-approved StackWise cable to align the connector correctly. Secure the screws tightly. Note Always use the CLI, enter commands at the Switch...to connect the switches. Do not ...of the switch. Connecting ...
...switch software configuration guide or the switch command reference. Insert the other end of the cable into the StackWise port on the back of the other switch...replace the dust covers on them for future use. Chapter 3 Switch Installation Connecting StackWise Cable to the "Launching the Switch Home Page" section on page C-3. To use CMS, go to StackWise Ports To use a Cisco...-approved StackWise cable to align the connector correctly. Secure the screws tightly. Note Always use the CLI, enter commands at the Switch...to connect the switches. Do not ...of the switch. Connecting ...
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SFP modules are inserted into SFP module slots on the Catalyst 3750 switch. These field-replaceable modules provide uplink interfaces. Refer to the Catalyst 3750 release notes for the switch. 3-40 Catalyst 3750 Switch Hardware Installation Guide 78-15136-02 Use only Cisco SFP modules on the front of the Catalyst 3750 switches. Each port must not exceed the stipulated cable length for SFP connections...
SFP modules are inserted into SFP module slots on the Catalyst 3750 switch. These field-replaceable modules provide uplink interfaces. Refer to the Catalyst 3750 release notes for the switch. 3-40 Catalyst 3750 Switch Hardware Installation Guide 78-15136-02 Use only Cisco SFP modules on the front of the Catalyst 3750 switches. Each port must not exceed the stipulated cable length for SFP connections...
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...-optic cable until you are ready to connect the cable. Installing and Removing SFP Modules Chapter 3 Switch Installation Note On some SFP modules, the send and receive (TX and RX) markings might be replaced by arrows that show the direction of the slot. Insert the SFP module into the slot until... you feel the connector on the module snap into an SFP Module Slot 13 13X 5 6 7 14X 8 9 10 Catalyst 3750 SERIES 11 12 97169 Step 5 For fiber-optic...
...-optic cable until you are ready to connect the cable. Installing and Removing SFP Modules Chapter 3 Switch Installation Note On some SFP modules, the send and receive (TX and RX) markings might be replaced by arrows that show the direction of the slot. Insert the SFP module into the slot until... you feel the connector on the module snap into an SFP Module Slot 13 13X 5 6 7 14X 8 9 10 Catalyst 3750 SERIES 11 12 97169 Step 5 For fiber-optic...
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...8226; Understanding POST Results, page 4-1 • Clearing the Switch IP Address and Configuration, page 4-2 • Replacing a Failed Stack Member, page 4-7 Understanding POST Results As the switch powers on Cisco.com, or the documentation that the switch functions properly. This chapter describes these topics for details. CH... configuration guide, the switch command reference guide on , it begins POST, a series of the switch LEDs, see the "LEDs" section on page 2-8. The Speed and the Stack LEDs turn amber for 2 seconds. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-1...
...8226; Understanding POST Results, page 4-1 • Clearing the Switch IP Address and Configuration, page 4-2 • Replacing a Failed Stack Member, page 4-7 Understanding POST Results As the switch powers on Cisco.com, or the documentation that the switch functions properly. This chapter describes these topics for details. CH... configuration guide, the switch command reference guide on , it begins POST, a series of the switch LEDs, see the "LEDs" section on page 2-8. The Speed and the Stack LEDs turn amber for 2 seconds. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-1...
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Incorrect baud rate. Contact Cisco Systems. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-5 Reset the emulation software to turn green. Fatal POST error detected. • Replace with a tested good cable. • For 1000BASE-T connections, be sure to use a twisted four-pair, Category 5 cable. • Wait 30 seconds for possible loops. Chapter 4 ...
Incorrect baud rate. Contact Cisco Systems. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-5 Reset the emulation software to turn green. Fatal POST error detected. • Replace with a tested good cable. • For 1000BASE-T connections, be sure to use a twisted four-pair, Category 5 cable. • Wait 30 seconds for possible loops. Chapter 4 ...
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...StackWise cables. If the StackWise cable is bad, replace it with a known good SFP module. Catalyst 3750 Switch Hardware Installation Guide 4-6 78-15136-02 Replace the SFP module with a Cisco-approved module. Inspect for physical damage to the switch command reference guide for bent pins or damaged connectors....recovery command. Verify that the SFP module is inserted Switch does not recognize the SFP module No stack link between switches or high error rate between switches in the stack Possible Cause Bad or non-Cisco-approved SFP. The SFP module might be installed upside...
...StackWise cables. If the StackWise cable is bad, replace it with a known good SFP module. Catalyst 3750 Switch Hardware Installation Guide 4-6 78-15136-02 Replace the SFP module with a Cisco-approved module. Inspect for physical damage to the switch command reference guide for bent pins or damaged connectors....recovery command. Verify that the SFP module is inserted Switch does not recognize the SFP module No stack link between switches or high error rate between switches in the stack Possible Cause Bad or non-Cisco-approved SFP. The SFP module might be installed upside...
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... the same configuration for any members in the stack, you need to replace a failed stack member, you need to manually assign the replacement switch the same member number as the failed switch. The replacement switch will function the same as the failed switch. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-7 To assign the member number manually, refer to...
... the same configuration for any members in the stack, you need to replace a failed stack member, you need to manually assign the replacement switch the same member number as the failed switch. The replacement switch will function the same as the failed switch. 78-15136-02 Catalyst 3750 Switch Hardware Installation Guide 4-7 To assign the member number manually, refer to...
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Replacing a Failed Stack Member Chapter 4 Troubleshooting Catalyst 3750 Switch Hardware Installation Guide 4-8 78-15136-02
Replacing a Failed Stack Member Chapter 4 Troubleshooting Catalyst 3750 Switch Hardware Installation Guide 4-8 78-15136-02
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Index stacking the switches See also stacking starting the terminal emulation software D-9 table or shelf-mounting 3-36 wall mounting 3-32 warning E-5 See also procedures installing or replacing the unit warning E-12 installing SFP modules 3-41 to 3-43 IOS command-...methods for accessing the switch D-2 mode button 2-8 mounting, table or shelf 3-36 mounting, wall mounting 3-32 mounting brackets attaching 3-20 to 3-28 rack-mount 3-28 N noise, electrical 3-7 P packing list 3-7 PC, connecting to switch 3-9 performance problems, solving 4-3 IN-4 Catalyst 3750 Switch Hardware Installation Guide ...
Index stacking the switches See also stacking starting the terminal emulation software D-9 table or shelf-mounting 3-36 wall mounting 3-32 warning E-5 See also procedures installing or replacing the unit warning E-12 installing SFP modules 3-41 to 3-43 IOS command-...methods for accessing the switch D-2 mode button 2-8 mounting, table or shelf 3-36 mounting, wall mounting 3-32 mounting brackets attaching 3-20 to 3-28 rack-mount 3-28 N noise, electrical 3-7 P packing list 3-7 PC, connecting to switch 3-9 performance problems, solving 4-3 IN-4 Catalyst 3750 Switch Hardware Installation Guide ...