Allied Telesis AT GS900/8POE Installation Manual Download Page 48 | Manualshive

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Chapter 3: Troubleshooting

48

Verify that you are using the appropriate category of twisted pair cable:
Category 3 or better for 10 Mbps operation and Category 5 and
Category 5E for 100 Mbps operation.

PD ERROR LED is On

If the PD ERROR LED is on, indicating that there is a connection error to
one of the PoE powered device connected to the switch ports, verify that
the device is powered ON and is operating properly.

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Summary of Contents for AT GS900/8POE

Page 1: ...613 000414 Rev D Layer 2 Gigabit Ethernet Switch AT GS900 8POE Installation Guide...

Page 2: ...ntioned herein are trademarks or registered trademarks of their respective owners Allied Telesis Inc reserves the right to make changes in specifications and other information contained in this docume...

Page 3: ...ely to cause harmful interference in which case the user will be required to correct the interference at his own expense Note Modifications or changes not expressly approved of by the manufacturer or...

Page 4: ...The indicates that a translation of the safety statement is available in a PDF document titled Translated Safety Statements posted on the Allied Telesis website at www alliedtelesis com and on the do...

Page 5: ...ow Control 26 Network Topologies 27 Power Workgroup Topology 27 PoE Network Topology 28 Chapter 2 Installation 29 Reviewing Safety Precautions 30 Selecting a Site for the Switch 32 Planning the Instal...

Page 6: ...Contents 6 Power Specifications 49 Safety and Electromagnetic Emissions Certifications 50 RJ 45 Twisted Pair Port Connectors 51...

Page 7: ...ting 36 Figure 7 Mounting the Switch on the Wall 37 Figure 8 Attaching the Mounting Brackets 38 Figure 9 Mounting the Switch on the Rack 39 Figure 10 Inserting the SFP 42 Figure 11 Connecting the Twis...

Page 8: ...Figures 8...

Page 9: ...19 Table 3 Twisted Pair Port LEDs 19 Table 4 SFP Port LED 20 Table 5 IEEE 802 3af Class vs Power Levels 23 Table 6 Twisted Pair Cabling and Distances 33 Table 7 MDI Pin Signals 10Base T or 100Base TX...

Page 10: ...Tables 10...

Page 11: ...installation instructions for your AT GS900 8POE Fast Ethernet switch This preface contains the following sections Safety Symbols Used in this Document on page 12 Where to Find Web based Guides on pa...

Page 12: ...s the safety symbols defined in Table 1 Table 1 Safety Symbols Symbol Meaning Description Caution Performing or omitting a specific action may result in equipment damage or loss of data Warning Perfor...

Page 13: ...to Find Web based Guides The installation and user guides for all Allied Telesis products are available in portable document format PDF on our web site at www alliedtelesis com You can view the docume...

Page 14: ...b Returning Products Products for return or repair must first be assigned a Return Materials Authorization RMA number A product sent to Allied Telesis without a RMA number will be returned to the send...

Page 15: ...chapter contains the follows sections Features on page 16 Port Descriptions on page 17 LEDs on page 19 Power Supply on page 21 Power over Ethernet on page 22 Ethernet Switching Basics on page 24 Netw...

Page 16: ...or mounted in a rack The switch is easy to install and does not require software configuration or management Figure 1 illustrates the front and back panels of the AT GS900 8POE Gigabit Ethernet switch...

Page 17: ...ate in either half or full duplex mode The twisted pair ports are IEEE 802 3u compliant and will Auto Negotiate the duplex mode setting Note In order for the switch to set the duplex mode for each por...

Page 18: ...speed backbone network between switches or connection additional end nodes to the network such as high speed servers The SFP transceiver is a fast and easy way for you to add an 1000 Mbps fiber optic...

Page 19: ...has no power Table 3 Twisted Pair Port LEDs LED State Description L A Green A valid 1000 Mbps link is established on the port Blinking Green Frames are being transmitted received on the port at 1000 M...

Page 20: ...ED LED State Description L A Green A valid link is established on the SFP module in the SFP expansion slot Blinking Green Frames are being transmitted received on the SFP module in the SFP expansion s...

Page 21: ...thernet switch has an internal power supply with a single AC power supply socket on the back panel which features autoswitch AC inputs To power the switch on or off connect or disconnect the power cor...

Page 22: ...problems but also to all of the powered devices connected to it This can increase the reliability of your network by minimizing the impact to network operations from a power failure PoE can also simpl...

Page 23: ...er to a powered device PD over twisted pair cabling Alternative A uses the same strands that carry the network traffic Alternative B uses the spare strands The PoE implementation on the AT GS900 8POE...

Page 24: ...ere each address was learned When the switch receives a packet it also examines the destination address and by referring to its MAC address table determines the port on which the destination end node...

Page 25: ...ation you must configure the port on the end node to use Auto Negotiation or if it lacks that feature to half duplex Note Because the ports on the AT GS900 8POE Gigabit Ethernet switch operate in Auto...

Page 26: ...ing a collision A collision on an Ethernet network occurs when two end nodes attempt to transmit data using the same data link at the same time A collision causes end nodes to stop sending data When t...

Page 27: ...opology Each workstation or end node is connected directly to a port on the switch Each end node has a dedicated data link to the switch for best performance and reliability The devices can operate at...

Page 28: ...10 100 1000 Mbps POE Switch with 1 Combo SFP Port PD ON PD ERROR 1000 LINK ACT 10 100 LINK ACT PORT ACTIVITY 8 SFP Access Point Access Point IP Camera GS900 8POE AT AT 9424T 1 3 5 7 9 11 13 15 17 19 2...

Page 29: ...or the Switch on page 32 Planning the Installation on page 33 Unpacking the Switch on page 34 Installing the Switch on a Table or Desktop on page 35 Mounting the Switch on a Wall on page 36 Installing...

Page 30: ...nly be opened by a trained and qualified technician To avoid the possibility of electric shock disconnect electric power to the product before connecting or disconnecting the LAN cables E1 Warning Do...

Page 31: ...rdous condition is not created due to uneven mechanical loading E25 If installed in a closed or multi unit rack assembly the operating ambient temperature of the rack environment may be greater than t...

Page 32: ...and secure The power outlet for the switch should be located near the unit and should be easily accessible The site should provide for easy access to the ports on the front of the switch This will ma...

Page 33: ...a straight through or crossover twisted pair cable when connecting any network device to a twisted pair port on the switch A port operating at 10 or 100 Mbps uses four of the eight strands in twisted...

Page 34: ...al shipping material if you need to return the unit to Allied Telesis 2 Place the switch on a level secure surface 3 Ensure the following hardware components are included in your switch package If any...

Page 35: ...he original shipping material as possible 2 Attach the four self adhesive rubber feet to the bottom of the switch as shown in Figure 5 Figure 5 Attaching the Rubber Feet 3 Place the switch on a flat a...

Page 36: ...ng bracket provided to each side of the switch using the bracket mounting screws provided as shown Figure 6 Figure 6 Attaching Brackets for Wall Mounting Caution The attached mounting brackets must be...

Page 37: ...ation 7 To prevent accidental disconnection of the AC power cord fasten the power cord to the wall with the appropriate cable fastener hardware not provided within six inches of the AT GS900 8POE Giga...

Page 38: ...e 8 Figure 8 Attaching the Mounting Brackets 3 Mount the switch on a 19 inch rack using the screws not provided as shown in Figure 9 965 POW ER 1 2 3 4 5 6 7 8R PoE CLAS S 1 LASE R PRO DUC T 1000Base...

Page 39: ...E6 Warning Operating Temperature This product is designed for a maximum ambient temperature of 40 degrees C E7 Circuit Overloading Consideration should be given to the connection of the equipment to t...

Page 40: ...e Switch on page 43 to complete the installation Warning Reliable earthing of rack mounted equipment should be maintained Particular attention should be given to supply connections other than direct c...

Page 41: ...the transceiver from its shipping container and store the packaging material in a safe location Note You must use the original shipping material if you need to return the module to Allied Telesis Warn...

Page 42: ...is not installed or when you store the SFP always keep the plug in the slot When you do remove the plug keep it for future use Note Unnecessary removal and insertion of an SFP can lead to premature fa...

Page 43: ...ing a twisted pair cable to a port observe the following guidelines An RJ 45 connector should fit snugly into the port on the switch The tab on the connector should lock the connector into place The p...

Page 44: ...efer to the documentation that accompanied the SFP transceiver Note Before you install the cable in the SFP transceiver verify that the optical power input to the transceiver is within its dynamic ran...

Page 45: ...into the AC power connector on the back panel of the switch as shown in Figure 14 Figure 14 Connecting the AC Power Cord 2 Plug the other end of the power cord into a wall outlet 3 Verify that the PWR...

Page 46: ...Chapter 2 Installation 46 If the PWR LED is OFF refer to Chapter 3 Troubleshooting on page 47 The switch is ready for network operations...

Page 47: ...securely connected to the power source and to the AC connector on the back panel of the switch Verify that the power outlet has power by connecting another device to it Try connecting the unit to ano...

Page 48: ...ory 3 or better for 10 Mbps operation and Category 5 and Category 5E for 100 Mbps operation PD ERROR LED is On If the PD ERROR LED is on indicating that there is a connection error to one of the PoE p...

Page 49: ...rature 25 C to 70 C 13 F to 158 F Operating Humidity 5 to 90 non condensing Storage Humidity 5 to 95 non condensing Operating Altitude Range Up to 10 000 feet 3 048 meters Power Specifications AC Volt...

Page 50: ...Specifications 50 Safety and Electromagnetic Emissions Certifications EMI FCC Class A EN55022 Class A C TICK Immunity EN55024 Electrical Safety UL 60950 1 CULUS EN 60950 1 TUV or VDE CE Laser IEC EN 6...

Page 51: ...to an RJ 45 connector and port Figure 15 RJ 45 Connector and Port Pin Layout Table 7 lists the RJ 45 pin signals when a twisted pair port is operating in the MDI configuration Table 8 lists the RJ 45...

Page 52: ...Appendix A Technical Specifications 52...

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