Digi 910H User's Manual
Contents
1. 910H Ethernet Hub Quick Installation Guide LPs L m m Lo UO Co For the Ethernet 10BASE T 9 Port Mini Hub This guide includes the following information Introduction on page 2 Package Contents on page 2 Features Overview on page 2 Making Network Connections on page 4 Cascading Hubs on page 5 Wall Mounting on page 5 Legal on page 6 Doc 75411 Rev A Install Guide Dich Introduction This user s guide describes all features covers installation and operating instructions of the 910H in an easy to read yet thorough manner Package Contents The 910H package contains the following items e One 910H Hub e One AC Power Adapter e One BNC T Connector e This User s Manual e Four pieces Rubber Foot e Two pieces Tapping Screw e Two pieces Nylon Screw Anchor Features Overview Your 910H Hub includes the following features e Interconnects one 1OBASE2 segment and eight 1OBASE T link segments e IEEE 802 3 10BASE2 and 10BASE T compliant e Can use either the BNC or the RJ 45 port as the cascading port e Port auto partitioning and reconnection to facilitate faulty segment isolation e Polarity auto detection and auto correction for UTP ports e Data collision and jabber handling functions e Two LEDs per port to indicate Link Transmit Receive Polarity and Partition The 910H Hub The illustrations that follow depict the various ext2. attaching up to eight IOBASE T based workstations To establish such connections 1 Ensure that both the Hub and the soon to be connected workstation are in the power off mode Plug one end of the UTP cable into an available 10BASE T hub port Plug the other end into the workstation s network interface card The following figure 3 illustrates a simple network topology using a 10BASE T hub to workstation connections The 910H hub has one BNC port for making 10BASE2 hub to workstation connections To establish such connections 1 Ensure that both the Hub and the soon to be connected workstation are in the power off mode Plug one end of the coaxial cable into the Hub s BNC port Please refer to figure 3 if you are having trouble locating this port Connect the other end of the coaxial cable to the workstation s BNC connector located on the network interface card Please refer to figure 3 for an illustration of such a connection Note f port 1 BNC PORT doesn t connect to the hub port1 BNC PORT is indicated by the alternate flashing of the green and yellow LEDs The port 1 LEDs don t flash after connecting cable to port 1 and using hub The following diagram illustrates IOBASET and 10BASE 2 network connections using the hubs BNC connector x Figure 3 Model MIL 910H 4 Install Guide Dia Cascading Hubs When you 10BA
3. Fax 408 744 2793 E mail info dgii com Doc 75411 Rev A
4. SE T network needs to grow past the eight available UTP connections provided by the hub you should consider purchasing an additional hub and cascading it with the original hub The 910H features a cascade enable switch The switch allows you to use straight UTP cables instead of the traditional cables when cascading hubs on port 9 The following diagram illustrates 1OBASE T cascading Up to 7 PCs Normal Cascade Figure 4 Wall Mounting After you have decided on a suitable location for mounting the hub mark the location for mounting two screws 165mm apart At the marked locations drill two holes and insert a tapping screw in each hole Align the hub s wall mount slots with the screws and slide the hub down until the screws are securely last to the hub You can now complete the installation procedure by marking the necessary cable connections Model MIL 910H 5 Legal Regulatory Approvals FCC Class A UL 1950 CSA 22 No 950 EN60950 CE EN55022 Class B EN50082 1 Canadian EMI Notice This Class A digital apparatus meets all the requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada European Notice Products with the CE Marking comply with both the EMC Directive 89 336 EEC and the Low Voltage Directive 73 23 EEC issued by the commission of the European Communi
5. ernal components of the hub LINK ADIO TRANSMIT ZY O POLARITY OOOWOOO0O00 ETHERNET HUB 910H POWER COLLISION RECEIVE Figure 1 Model MIL 910H 2 Install Guide Dich 1 Power GREEN Indicator When the power LED is lit it indicates that the hub s power is on 2 Collision RED Indicator This LED indicator blinks when the hub detects a collision on the network 3 Link Transmit GREEN Indicators These LEDs Indicator light green when the respective connection is okay A blinking LED indicates that transmission is occurring on the segment 4 Polarity Receive YELLOW Indicators These LEDs Indicator light red when data wires have been reversed the polarity has been reversed A blinking LED to indicates data is being received on the segment 5 Partition Indicators Partition is indicated by the alternate flashing of the green and yellow LEDs Normal Cascade o Figure 2 1 RJ 45 UTP Ports The Hub is equipped with 8 RJ 45 UTP ports for making 10BASE T hub to workstation connections 2 Cascade Enable Slide Switch Slide this switch to the right to enable cascading with straight UTP cables 3 AC Adapter Port Plug the AC adapter jack into this port 4 BNC Port The Hub is equipped with one BNC port for making 10BASE2 hub to workstation connections Model MIL 910H 3 Install Guide Dia Making Network Connections The 910H hub has eight RJ 45 connectors for
6. ty Compliance with these directives implies conformity to the following European Norms e EN55022 CISPR 22 Radio Frequency Interference e EN50082 1 IEC801 2 IEC801 3 IEC801 4 Electromagnetic Immunity e EN60950 IEC950 Product Safety Five Year Limited Warranty Digi International warrants to the original consumer or purchaser that each of its products and all components thereof will be free from defects in material and or workmanship for a period of five years from the original factory shipment date Any warranty hereunder is extended to the original consumer or purchaser and is not assignable Digi makes no express or implied warranties including but not limited to any implied warranty of merchantability or fitness for a particular purpose except as expressly set forth in this warranty In no event shall Digi be liable for incidental or consequential damages costs or expenses arising out of or in connection with the performance of the product delivered hereunder Digi will in no case cover damages arising out of the product being used in a negligent fashion or manner To Contact Digi For prompt response when calling for service information have the following information ready e Product serial number and rev e Date of purchase e Vendor or place of purchase Reach Digi Technical Support at 408 744 2751 Or E mail at sun tech dgii com Address 1299 Orleans Drive Sunnyvale CA 94089 Voice 408 744 2775
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