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Ethernet Hub
ER-5390S
’ s Manual
Ethernet Hub
DIMAX
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User
9-Port Desktop
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This equipment generates and uses radio frequency energy and if not installed and used properly, that is, in strict accordance with the instructions provided with the equipment, may cause interference to radio and TV reception. The equipment has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 of FCC rules, which are designed to provide reasonable protection against such interference in a commercial envi
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Chapter 1 Introduction ....................................1 Chapter 2 Features & Specifications ..............2 Chapter 3 Package Contents ...........................3 Chapter 4 Physical Description .......................4 Chapter 5 Installation ......................................6 Chapter 6 Trouble-shooting ............................8 Contents
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1 1 Congratulations on your purchase of Edimax s 9-port desktop Ethernet 10Base-T ’ hub - ER-5390S. This hub is specifically designed to provide simple, reliable and economical solution in small Ethernet 10Base-T networks. With eight RJ-45 and one BNC ports, ER-5390S supports up to eight workstations running at 10Mbps on unshielded twisted-pair cables and at the same time, connect to other Ethernet devices through the coaxial cable as illustrated in Figure 1-1. Several ER-5390S can be connecte
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2 2 n Comply with IEEE 802.3 10Base-2 and 10Base-T Ethernet Standards. n Support eight RJ-45 connectors for 10Base-T connection and one 10Base-2 BNC port for mixed media network environment. n Built-in uplink port for easy connection to another hub using regular straight- through cable. n Complete sets of LEDs provide an easy diagnostic on the hub s and individual ’ s status. port’ n Slim and Compact design n Wall mountable n Two-year warranty n Standards : IEEE 802.3 n 10Mbps Ports :
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L N O I S S 3 3 n 9-port desktop Ethernet Hub n One external power adapter n One T-Connector n s manual User’ E DIMAX 1 2 3 4 5 6 7 8 Figure 3-1 Package contents 3 F O R P N A L 9-Port 10Mbps Ethernet Hub BNC Partition Partition Collision Rx LNK/Rx Power Package Contents
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L N O I S S 4 4 Link/Receive LED Power LED E Power LNK/Rx Collision Partition Partition DIMAX 1 2 3 4 5 6 7 8 BNC 9-Port 10Mbps Ethernet Hub Collision Partition LED LED OUT IN Uplink 8 7 6 5 4 3 2 1 BNC Port Uplink Port RJ-45 Ports Figure 4-1 Panel description 4 F O R P N A L Rx (1) Panel Physical Description
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LED Color Status Description Lit Power is supplied Power Green Off No power Lit Collision detected in this segment Collision Yellow Off No Collision Lit A valid link is established Link/Act Green Flash Data packets received (RJ45 Port) Off No link is established Lit This port is patitioned Partition Red (RJ45 Port) Off This port is working normally Flash Data packets received Act Green (BNC Port) Off No activity Lit No coaxial cable attached Partition Red (BNC Port) Off Cable attached Table 4-1
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5 5 1. Operating Environment ER-5390S must be installed and operated within the limits of specified operating temperature and humidity (see previous section under Specifications). Do not place objects on top of the unit. Do not obstruct any vents at the sides of the unit. Do not position the hub near any heating source such as heater, radiator, or direct exposure to sun. Prevent entering of water and moisture into the unit. If necessary, use dehumidifier to reduce humidity. 2. Connecting to netw
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4. Connecting to network devices with coaxial cables Attach the T-connector to the BNC port on the rear panel and connect the coaxial cables to the both open ends of the T-connector as illustrated in Figure 5-2. If the ER-5390S is at either end of the coaxial segment, make sure terminate the open end of T-connector with a 50-ohm terminator. Note : Do not connect coaxial cable directly to the BNC port without using T- connector. OUT IN Uplink 8 7 6 5 4 3 2 1 Figure 5-2 connect the co
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6 6 1. Power LED is not lit l Check if the external power adapter is plugged into the power outlet. Make sure the DC power jack is firmly plugged into the power socket of the hub. 2. LNK/Rx LED is not lit after connecting to an active workstation l Check the power switch of the network devices attached to the hub; make sure they are turned ON. l Check the network cable; make sure it is properly connected to the hub and the network device. l Check the network cable; make sure the ca
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5. Collision LED is constantly flashing l Remove all the network cables; connect the cables back one by one to isolate the source of the collision. l Check the network cable, inferior cable quality will result in excessive collision and error packets. [!] Contact your dealer if problem persist. 9
