Digi 910H دليل المستخدم

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910H
Ethernet Hub
Quick Installation Guide
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

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Install Guide 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: • One 910H Hub • One AC Power Adapter • One BNC T-Connector • This User’s Manual • Four pieces Rubber Foot • Two pieces Tapping Screw • Two pieces Nylon Screw Anchor Features Overview Your 910H Hub includes the following features: • Interconnects one 10B

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Install Guide 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 rev

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Install Guide Making Network Connections The 910H hub has eight RJ-45 connectors for attaching up to eight 10BASE-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. 2. Plug one end of the UTP cable into an available 10BASE-T hub port. 3. 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-wo

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Install Guide Cascading Hubs When you 10BASE-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 10BASE-T cascading: Up to 7 PCs Hub 1 Normal Cascade 9 8 7 6 5 4 3 2 1 DC 7.5

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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 numérique de la classe A respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. European Notice Products with the CE Marking comply with both the EMC Directive (89/336/EEC) and the Low Voltage D