Black Box LP004A manual Troubleshooting

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BLACK BOX→ Power Over Ethernet Switch(PoE) Installation and User Guide F/H Steady ON for Full duplex mode, OFF for half duplex per port

5.0TROUBLESHOOTING

All BLACK BOX→Ethernet products are designed to provide reliability and

consistently high performance in all network environments. The installation of LP004A Series 10/100 Mb/s Switches is a straightforward procedure (see INSTALLATION, Section 3.0); the operation is also straightforward and is discussed in Section 4.

Should problems develop during installation or operation, this section is intended to help locate, identify and correct these types of problems. Please follow the suggestions listed below prior to contacting your supplier. However, if you are unsure of the procedures described in this section or if the LP004A Series 10/100 Mb/s Switch is not performing as expected, do not attempt to repair the unit; instead contact your supplier for assistance or contact BLACK BOX Customer Support.

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Contents Power over Ethernet PoE Switch January2006 LP004ATrademarks Phone 724 Contacting Black Box CorporationIii Page Page Page Vii Page Page Specifications Operation Revisions Ports Performance Network StandardsOperating Environment Ambient Temperature ratings Storage TemperatureMaximum Ethernet Segment or Domain Lengths Cold StartPackaging Cooling MethodPower Supply Temperature un-controlled Extreme Ratings -40 to 75CPort Connectors LED Indicators Dual front and topMounting options Agency Approvals and Standards ComplianceAccessories Summary of models and descriptions LP004A SeriesInspecting the Package and the Product Product Description LP004A Series Page Page Page Page Black Box LP004A with four RJ-45 Copper ports Page Black Box LP004A, as shown in is Black Box LP004A-Series, with four RJ-45 Copper ports Frame Buffering and Latency Page Page Two sets of LEDs for viewing status from any angle DC Power input for LP004A PoE Switch Rugged metal case, Industrial gradePage Example 4b. LP004A Power Source Switch for PoE device only VideoPage NCM Locating the PoE Switch Unit Page Page Page DIN-Rail mounting option LP004A is shown alongside DIN-Rail-MC2 bracketPower Requirement for Black Box LP004A Power Source Switch Power Output DC Power Terminals +, -, gnd Power Consumption of the unitLP004A , DC-powered, -48VDC Installation Connecting Ethernet Media GND can be hooked up at the lastMedia Ieee Standard Connector Page Dual-Speed Functionality, and Switching Switching, Filtering and Forwarding Switching, Address Learning Auto-cross MDIX, Auto-negotiation and Speed-sensingPage Troubleshooting Before Calling for Assistance When Calling for Assistance