Appendix a Troubleshooting | SMC Networks VDSL2 instruction

APPENDIX A

TROUBLESHOOTING

Diagnosing Switch Indicators

This switch can be easily monitored through panel indicators to identify problems.The table below describes common problems you may encounter and possible solutions.

Table A-1 Diagnosing Switch Indicators

Symptom	Possible Cause	Action
Power indicator	Power outlet,	• Check the power outlet by
does not light up	power cord, or	plugging in another device that is
after power on.	internal power	functioning properly.
	supply may be	• Check the power cord with
	defective.	• Check the power cord with
	defective.	another device.
		another device.
		• If these measures fail to resolve
		the problem, have the unit’s
		power supply replaced by a
		qualified distributor.

Diag LED is off	Boot-up diagnostic	• Power cycle the switch to try and
	program has	clear the condition.
	detected a problem.	• If the condition does not clear,
		• If the condition does not clear,
		contact your local dealer for
		assistance.

A-1

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SMC Networks VDSL2 Appendix a Troubleshooting, Table A-1 Diagnosing Switch Indicators, Symptom Possible Cause Action

Contents

TigerAccess EE Page TigerAccess EE Installation Guide Trademarks Limited Warranty SMC Networks, Inc Mason Irvine, CA FCC Class a CompliancesFCC Part Vii Industry Canada Class a CE Mark Declaration of Conformance for EMI and Safety EECViii PSE Alarm Safety ComplianceWarnhinweis Faseroptikanschlüsse Optische Sicherheit France and Peru only Power Cord Safety Power Cord Set France et Pérou uniquement Xii Xiii Purpose Environmental StatementAudience Related Publications Table of Contents Xvi Making Network Connections Xvii Appendices Xviii Tables Xix Figures Figures Overview Chapter About Tigeraccess EE Switch About the Tigeraccess EE Switch Vdsl Application Vdsl Technology Network Management Options Switch Architecture Description of Hardware 1000BASE-T Ports RJ-21 Ports Management Port SFP SlotsOptional SFP Transceivers Ethernet-over-VDSL CPE Optional Equipment Console PortPort and System Status LEDs Condition Status System Status LEDs Power Supply Socket Key FeaturesVdsl Features Ethernet Connectivity Management features include System FeaturesExpandability Chapter Network Planning Introduction to SwitchingApplication Examples Internet Connections Internet Connections Making Vlan Connections Remote Connections with Fiber Cable Making Vlan Connections Application Notes Network Planning Installing the Switch Verifying Site Requirement Installing Additional Equipment Installing Ethernet Cabling Package Contents Equipment Checklist Optional Rack-Mounting Equipment Mounting Attaching the Brackets Attaching the Adhesive Feet Desktop or Shelf Mounting Inserting an SFP Transceiver into a Slot Installing an Optional SFP Transceiver Power Socket Connecting to a Power Source Wiring Map for Serial Cable Connecting to the Console PortWiring Map for Serial Cable Switch’s 8-Pin Null Modem PC’s 9-Pin Connecting to the Console Port Installing the Switch Chapter Making Network Connections Connecting RJ-21 Cables Connecting to the Punch-down Blocks Connecting to the Punch-down Blocks Using Patch Panels Using Patch Panels Network Wiring Connections Connecting Twisted-Pair DevicesCabling Guidelines Customer Premises Connections Connecting to PCs, Servers, Hubs and Switches Connecting Fiber Optic Devices Making LC Port Connections Connectivity Rules Mbps Gigabit Ethernet Cable Lengths 1000BASE-T Cable RequirementsMaximum 1000BASE-T Gigabit Ethernet Cable Length Maximum 1000BASE-SX Gigabit Ethernet Cable Length Mbps Ethernet Cable Lengths Mbps Fast Ethernet Cable Lengths Cable Labeling and Connection Records Diagnosing Switch Indicators Appendix a TroubleshootingTable A-1 Diagnosing Switch Indicators Symptom Possible Cause Action Fault is on Installation Power and Cooling ProblemsIn-Band Access Troubleshooting Twisted-Pair Cable and Pin Assignments Appendix B Cables 10BASE-T/100BASE-TX Pin Assignments Pin MDI Signal Name MDI-X Signal NameTable B-1 10/100BASE-TX MDI and MDI-X Port Pinouts Figure B-2 Straight-through Wiring Straight-Through Wiring Figure B-3 Crossover Wiring Crossover Wiring Table B-2 1000BASE-T MDI and MDI-X Port Pinouts 1000BASE-T Pin Assignments Adjusting Existing Category 5 Cabling to Run 1000BASE-T Cable Testing for Existing Category 5 Cable Fiber Standards Pins Circuit Table B-4 RJ-21 Port Pin Assignments Vdsl Line connectorRJ-21 Port Pin Assignments DB-9 Port Pin Assignments Console Port Pin AssignmentsTable B-5 DB-9 Port Pin Assignments Console to 25-Pin DTE Port on PC Console Port to 9-Pin DTE Port on PCTable B-6 Console Port to 9-Pin DTE Port on PC Table B-7 Console to 25-Pin DTE Port on PC Physical Characteristics Appendix C SpecificationsVdsl Specifications Band Plan Up to 6 bands Ports Weight Switching Database 8K MAC address entries LEDsTemperature Power Supply Management Features Switch Features Compliances Standards Safety Compliances Product Number Description Table D-1 TigerAccess EE Products and Accessories Ordering Information Glossary-1 Glossary1000BASE-T Auto-Negotiation Glossary-2 Glossary-3 Glossary-4 Glossary-5 Transmission Control Protocol/Internet Protocol TCP/IP Glossary-6User Datagram Protocol UDP Very high data rate Digital Subscriber Line Vdsl Virtual LAN Vlan Glossary-7 Glossary-8 Index-1 Index Index-2 SFP Index-3 Index-4 Page For Technical SUPPORT, Call