3Com 16985ua.bk manual Power-up, Sequence, Powered-up and ready for operation, Switch 3300 MM

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The Power-up Sequence

29

The Power-up

The following sections describe how to get your Switch 3300 MM

Sequence

powered-up and ready for operation.

Connecting a You can connect a SuperStack Advanced Redundant Power System (part Redundant Power number 3C16071B) to the Switch. This unit, which is also known as an

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

For normal redundancy, the unit requires one Type 2A Power Module. For full redundancy, the unit requires two Type 2A Power Modules combined using a Type 2 Y-Cable.

Check with your supplier that you have the correct Power Modules and cables for your ARPS unit.

CAUTION: The Switch can only use a SuperStack Advanced Redundant

Power System output.

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

Switch 3300 MM

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 4 shows possible colors for the LED.

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Contents SuperStack 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents PIN -OUTS Page Page About this Guide Convention Description ConventionsIcon Description Documentation RelatedCompliance YearComments ProductIntroducing the Switch 3300 MM Summary of Features About SuperStack Switch 3300 MMSwitch 3300 MM front view Switch 3300 MM Front View DetailUnit LEDs Power/Self Test LEDColor Indicates Port Status LEDs Power Socket Switch 3300 MM Rear View DetailUnits on Switch 3300 MM as a ConfigurationNetwork ExamplesUsing the Switch as a collapsed backbone SwitchUsing the Switch in a desktop environment Fast Ethernet configuration rules Configuration Rules with Full Duplex Introducing the Switch 3300 MM Installing the Switch Rack-mounting Fitting a bracket for rack mounting Repeat steps 2 and 3 for the other side of the SwitchTreated as a single manageable unit with one IP address Stacking UnitsStacking Units Stack of three units Powered-up and ready for operation Power-upSwitch 3300 MM SequenceCorrect Cables ChoosingPort, you need a cross-over cable. 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 Étroites’information de Sécurité Importante Wichtige Sicherheitsinformat ionen PC-AT Serial Cable Null Modem CablePin to RS-232 25-pin Pin to 9-pinPin Number Signal Function ConnectorsModem Cable RJ45 PinPin Number Signal Function Appendix B PIN-OUTS Safety Physical DimensionsPower Supply Environmental RequirementsVlan MIB RFC Online Technical ServicesUsername anonymous Country Telephone Number Asia, Pacific Rim Europe, South Africa, and Middle EastCountry Telephone Number Fax Number Glossary Collision BroadcastEndstation EthernetLine speed See baud Multicast LoopProtocol RepeaterStack ServerSuperStack TelnetGlossary Index Index 3Com Corporation Limited Warranty Page Disclaimer Regulatory Notices

16985ua.bk specifications

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