3Com 3C16987 manual Power-up, Sequence, Powered-up and ready for operation, Switch 3300 SM

Page 29

The Power-up Sequence

29

The Power-up	The following sections describe how to get your Switch 3300 SM
Sequence	powered-up and ready for operation.

Connecting a You can connect a SuperStack II Advanced Redundant Power System Redundant Power (part number 3C16071A) to the Switch. This unit, which is also known as

System an ARPS, is designed to maintain the power to your Switch if a power supply failure occurs.

For normal redundancy, the unit requires one Type 2 Power Module (part number 3C16074).

For full redundancy, the unit requires two Type 2 Power Modules combined using a Type 2 Y-Cable (part number 3C16078).

CAUTION: The Switch can only use a SuperStack II Advanced Redundant

Power System output.

Powering-up the Use the following sequence of steps to power-up the Switch.

Switch 3300 SM

CAUTION: The Switch has no ON/OFF switch; the only method of connecting or disconnecting main power is by connecting or disconnecting the power cord.

1Plug the power cord into the power socket at the rear of the Switch.

2Plug the other end of the power cord into your power outlet

The Switch powers-up and runs through its Power On Self Test (POST), which takes approximately 12 seconds.

Checking for Correct During the Power On Self Test, all ports on the Switch are disabled and Operation the LEDs light in the following sequence:

■All unit LEDs light

■Port Status LEDs light in a rapid cycle

When the POST has completed, check the Power/Self Test LED to check that your Switch is operating correctly. Table 5 shows possible colors for the LED.

Image 29

Contents User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN-OUTS Support from 3Com Returning Products for Repair Page About this Guide Convention Description ConventionsIcon Description Documentation RelatedCompliance YearComments ProductIntroducing the Switch 3300 SM Summary of Features About SuperStack Switch 3300 SM10BASE-T / 100BASE-TX Ports Switch 3300 SM Front View DetailUnit LEDs Power/Self Test LEDColor Indicates Port Status LEDs Power Socket Switch 3300 SM Rear View DetailUnits on Switch 3300 SM as a ConfigurationNetwork ExamplesUsing the Switch as a collapsed backbone SwitchSwitch Fast Ethernet configuration rules Configuration Rules with Full Duplex Configuration Rules for Gigabit Ethernet Installing the Switch Rack-mounting Fitting a bracket for rack mounting Repeat steps 2 and 3 for the other side of the Switch3C16965. Contact your supplier for details Stacking UnitsTreated as a single manageable unit with one IP address You need only one SuperStack II Switch 3300 MM per stack Stack of three units Powered-up and ready for operation Power-upSwitch 3300 SM SequenceCorrect Cables ChoosingPort, you need a cross-overcable. Most of the 10BASE-T Color StateProblem Network. For information on managing the Switch using SwitchManaging GuideSafety Information Personnel only Important SafetyInformation Important Safety Information Sécurité Importante ’information dePersonnel qualifié Plus étroites’information de Sécurité Importante Wichtige Sicherheitsinformat ionen Warnhinweis Faseroptikanschlüsse Optische Sicherheit Appendix a Safety Information Null Modem Cable PIN-OUTSPC-AT Serial Cable Pin to RS-232 25-pinPin Number Signal Function ConnectorsModem Cable RJ45 PinPin Number Signal Function Appendix B PIN-OUTS Technical Specifications Vlan MIB RFC Services ServicesTechnical Support Online Technical408 727 Username anonymousCountry Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle EastCountry Telephone Number Fax Number Glossary Collision BroadcastEndstation EthernetLine speed See baud Multicast LoopProtocol RepeaterSTP See Spanning Tree Protocol STP Glossary Index Index 3Com Corporation Limited Warranty Included Services Limitation of Liability EMC Statements