User Guide
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OfficeConnect® Ethernet Hub 4, 4C, 8, 8C (3C16704A, 3C16703A, 3C16700A, 3C16701A) User Guide
OfficeConnect® Ethernet Hub 4, 4C, 8, 8C (3C16704A, 3C16703A, 3C16700A, 3C16701A) User Guide
User Guide
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...form or by any means or used to make changes in content from time to time without written permission from 3Com Technologies. 3Com Technologies reserves the right to revise this documentation and to make any comments about this document to you in the...transformation, or adaptation) without obligation on the part of 3Com Technologies to provide notification of any licensed program or documentation contained in, or delivered to 3Com at private expense. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA06) and, if appropriate...
...form or by any means or used to make changes in content from time to time without written permission from 3Com Technologies. 3Com Technologies reserves the right to revise this documentation and to make any comments about this document to you in the...transformation, or adaptation) without obligation on the part of 3Com Technologies to provide notification of any licensed program or documentation contained in, or delivered to 3Com at private expense. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA06) and, if appropriate...
User Guide
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... 7 Stacking the Units Together 8 The Rubber Feet 8 The Stacking Clip 8 Positioning Your Hub 9 Securing Your Hub 9 Using Your Hub 9 The OfficeConnect Ethernet Hub 4 and 4C 10 Ethernet Hub 4 and 4C-Front 10 Ethernet Hub 4 and 4C-Rear 11 Connecting Workstations and Other Equipment to Your Hub 12 Connecting Transceivers to the AUI Port 12 Connecting OfficeConnect Ethernet...
... 7 Stacking the Units Together 8 The Rubber Feet 8 The Stacking Clip 8 Positioning Your Hub 9 Securing Your Hub 9 Using Your Hub 9 The OfficeConnect Ethernet Hub 4 and 4C 10 Ethernet Hub 4 and 4C-Front 10 Ethernet Hub 4 and 4C-Rear 11 Connecting Workstations and Other Equipment to Your Hub 12 Connecting Transceivers to the AUI Port 12 Connecting OfficeConnect Ethernet...
User Guide
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...four products are ideal for desktop use the OfficeConnect hubs. When referring to the world of networking. The OfficeConnect® product range from 3Com has changed this, bringing networks into the small office. I The Ethernet Hub 8C has eight 10BASE-T ports and one of ... could afford the advantage of networking with 3Com® . In the modern business environment, communication and sharing information is a single repeater). I The Ethernet Hub 8 has eight 10BASE-T ports. Computer networks have the following ports: I The Ethernet Hub 4C has four 10BASE-T ports, a 10BASE...
...four products are ideal for desktop use the OfficeConnect hubs. When referring to the world of networking. The OfficeConnect® product range from 3Com has changed this, bringing networks into the small office. I The Ethernet Hub 8C has eight 10BASE-T ports and one of ... could afford the advantage of networking with 3Com® . In the modern business environment, communication and sharing information is a single repeater). I The Ethernet Hub 8 has eight 10BASE-T ports. Computer networks have the following ports: I The Ethernet Hub 4C has four 10BASE-T ports, a 10BASE...
User Guide
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... and Safety Information Sheet I Need? I An AUI cable. Your OfficeConnect hub comes with: I One power adapter for workstation connections have been marked with the hub. http://support.3com.com/registration/frontpg.pl Workstation Connections To connect workstations and other equipment to ...An operating system (for every workstation. Transceiver Connections If you want to connect a transceiver to your hub (Hub 4C only), you can now register your OfficeConnect hub on the 3Com web site and receive up-to install network adapter cards, which provide your workstations. 3 One straight...
... and Safety Information Sheet I Need? I An AUI cable. Your OfficeConnect hub comes with: I One power adapter for workstation connections have been marked with the hub. http://support.3com.com/registration/frontpg.pl Workstation Connections To connect workstations and other equipment to ...An operating system (for every workstation. Transceiver Connections If you want to connect a transceiver to your hub (Hub 4C only), you can now register your OfficeConnect hub on the 3Com web site and receive up-to install network adapter cards, which provide your workstations. 3 One straight...
User Guide
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...piece) or 'Y' piece 'T' piece 10BASE-T If you have additional hubs you want to connect using 10BASE-2 (Hub 4C and 8C only), you must use either 10BASE-T or 10BASE-2 to 30 hubs on what ports your hub has, you can use straight-through TP cable with RJ-45 ...shielded. Cables can connect up to connect your workstations and hubs, you need : I One BASE-2 'Y' piece for each additional hub. I One straight-through cable is 185m (607ft). A straight-through TP cable for each hub. Twisted Pair (TP) Cables To connect your hubs together: I With 10BASE-2 you need : I With...
...piece) or 'Y' piece 'T' piece 10BASE-T If you have additional hubs you want to connect using 10BASE-2 (Hub 4C and 8C only), you must use either 10BASE-T or 10BASE-2 to 30 hubs on what ports your hub has, you can use straight-through TP cable with RJ-45 ...shielded. Cables can connect up to connect your workstations and hubs, you need : I One BASE-2 'Y' piece for each additional hub. I One straight-through cable is 185m (607ft). A straight-through TP cable for each hub. Twisted Pair (TP) Cables To connect your hubs together: I With 10BASE-2 you need : I With...
User Guide
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... stacked above larger units. If you hook a finger around one of the the fastening pieces and then pull it gently from moving around on your hub if you intend to place the unit directly on top of the desk. Stacking the Units Together The Rubber Feet The four self-adhesive rubber... feet prevent your hub from out of the slot, the clip should come away with the upper unit attached to it onto the clip, ensuring the fastening pieces fit...
... stacked above larger units. If you hook a finger around one of the the fastening pieces and then pull it gently from moving around on your hub if you intend to place the unit directly on top of the desk. Stacking the Units Together The Rubber Feet The four self-adhesive rubber... feet prevent your hub from out of the slot, the clip should come away with the upper unit attached to it onto the clip, ensuring the fastening pieces fit...
User Guide
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... to prevent dust entering the cooling vents. Also available from 3Com, is recommended that the wall you mount the hubs with the LEDs facing upwards to the hub and locate it is within reach of the power outlet. Positioning Your Hub When installing your OfficeConnect hub, ensure: I Cabling is away from power lines, fluorescent lighting...
... to prevent dust entering the cooling vents. Also available from 3Com, is recommended that the wall you mount the hubs with the LEDs facing upwards to the hub and locate it is within reach of the power outlet. Positioning Your Hub When installing your OfficeConnect hub, ensure: I Cabling is away from power lines, fluorescent lighting...
User Guide
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...The link between the port and the next piece of normal network operation. yellow - Nothing is OK. Network Utilization LEDs (Hub 4C only) green/yellow/orange Indicates how much your network is connected to the port. Collision LED yellow Flashes each 10BASE-T ...port. Activity LED (Hub 4 only) yellow Flashes each time a packet is detected on the network. Port Status AUI/COAX Network Utilization 3C16703A Alert Power Activity Collision 1 2...
...The link between the port and the next piece of normal network operation. yellow - Nothing is OK. Network Utilization LEDs (Hub 4C only) green/yellow/orange Indicates how much your network is connected to the port. Collision LED yellow Flashes each 10BASE-T ...port. Activity LED (Hub 4 only) yellow Flashes each time a packet is detected on the network. Port Status AUI/COAX Network Utilization 3C16703A Alert Power Activity Collision 1 2...
User Guide
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...workstations and other end to the AUI port on quickly. When the connector is correct operation. 12 Do not connect the same two hubs together using a straight-through TP cable, ensure the Uplink/Normal switch is set to Normal (out). WARNING: Please read the '...228;ltig durch, bevor Sie das Gerät einschalten. Connecting Workstations and Other Equipment to Your Hub The hub detects all port connections, so you can connect a 10Mbps Ethernet transceiver to your hub (Hub 4C only), using a standard AUI cable. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de...
...workstations and other end to the AUI port on quickly. When the connector is correct operation. 12 Do not connect the same two hubs together using a straight-through TP cable, ensure the Uplink/Normal switch is set to Normal (out). WARNING: Please read the '...228;ltig durch, bevor Sie das Gerät einschalten. Connecting Workstations and Other Equipment to Your Hub The hub detects all port connections, so you can connect a 10Mbps Ethernet transceiver to your hub (Hub 4C only), using a standard AUI cable. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de...
User Guide
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...185m (607ft) (from terminator to terminator) AUI UNpolrimnkal AUI AUI UNpolrimnkal AUI UNpolrimnkal 'Y' piece 50 Ohm terminator 13 If you have connected your hubs, power them on. Checking Connections When you have connected a 10Mbps Ethernet transceiver to the AUI port, the 10BASE-2 port will be off. ...Remember to terminate the two free ends of the other ports. You can use 'T' pieces but we recommend that both ends of your hubs (Hub 4C only). If they are properly terminated with 10BASE-2 cable to form a single segment, as shown in Figure 4. You can use this...
...185m (607ft) (from terminator to terminator) AUI UNpolrimnkal AUI AUI UNpolrimnkal AUI UNpolrimnkal 'Y' piece 50 Ohm terminator 13 If you have connected your hubs, power them on. Checking Connections When you have connected a 10Mbps Ethernet transceiver to the AUI port, the 10BASE-2 port will be off. ...Remember to terminate the two free ends of the other ports. You can use 'T' pieces but we recommend that both ends of your hubs (Hub 4C only). If they are properly terminated with 10BASE-2 cable to form a single segment, as shown in Figure 4. You can use this...
User Guide
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... intervals, visually check that it has partitioned. this for each cable is 100m (328ft) I The Alert LED is not lit - Figure 5 Correct Hub Connections Using 10BASE-T Switch set to Normal (out) Switches set to Normal (out). If the 10BASE-2 port is not used and is not terminated ...used AUI UNpolrimnkal should be yellow showing that : 1x I Cabling is secure and not pulled taut 14 Maximum length of the hub immediately above. This unused port can connect hubs together with 10BASE-T in a number of ways, but for simplicity we recommend the following method, as shown in Figure 5: 1...
... intervals, visually check that it has partitioned. this for each cable is 100m (328ft) I The Alert LED is not lit - Figure 5 Correct Hub Connections Using 10BASE-T Switch set to Normal (out) Switches set to Normal (out). If the 10BASE-2 port is not used and is not terminated ...used AUI UNpolrimnkal should be yellow showing that : 1x I Cabling is secure and not pulled taut 14 Maximum length of the hub immediately above. This unused port can connect hubs together with 10BASE-T in a number of ways, but for simplicity we recommend the following method, as shown in Figure 5: 1...
User Guide
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.... These problems are engaged. Check the following symptoms and solutions: Power LED not lit. Link between two OfficeConnect hubs not working. Check your hub. If there is incorrectly set. Alert LED continuously lit. Examine your connections and remove the loop. Examine your connections... Each piece of equipment needs only one connection to your supplier for a 10BASE-T port. PROBLEM SOLVING FOR THE HUB 4 AND 4C The OfficeConnect hub has been designed to aid you may have a faulty power adapter which needs replacing with another OfficeConnect power adapter. ...
.... These problems are engaged. Check the following symptoms and solutions: Power LED not lit. Link between two OfficeConnect hubs not working. Check your hub. If there is incorrectly set. Alert LED continuously lit. Examine your connections and remove the loop. Examine your connections... Each piece of equipment needs only one connection to your supplier for a 10BASE-T port. PROBLEM SOLVING FOR THE HUB 4 AND 4C The OfficeConnect hub has been designed to aid you may have a faulty power adapter which needs replacing with another OfficeConnect power adapter. ...
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... the equipment being connected to compare the wiring of a straight-through TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Refer to Figure 6 below to the hub is a problem with this connection.
... the equipment being connected to compare the wiring of a straight-through TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Refer to Figure 6 below to the hub is a problem with this connection.
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... Alerts you to the port or the link has failed. Activity LED (Hub 8 only) yellow Flashes each port. yellow - Alert Port Status Power Activity Collision 1 2 3 4 5 6 7 8 COAX Green = OK, Yellow = Partitioned Network Utilization 3C16701A 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. Nothing is yellow if the port...
... Alerts you to the port or the link has failed. Activity LED (Hub 8 only) yellow Flashes each port. yellow - Alert Port Status Power Activity Collision 1 2 3 4 5 6 7 8 COAX Green = OK, Yellow = Partitioned Network Utilization 3C16701A 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. Nothing is yellow if the port...
User Guide
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... einschalten. When the connector is not used, the port partitions and the 10BASE-2 Port Status LED lights yellow. Do not connect the same two hubs together using both 10BASE-T and 10BASE-2. This is set to Normal (out). Connect workstations and other equipment to any of workstations that can start ...: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant de mettre en route. CAUTION: Do not power the hub off and on quickly. Wait about five seconds between power cycles. To connect a 10BASE-T cable, simply slot the connector into place. To disconnect...
... einschalten. When the connector is not used, the port partitions and the 10BASE-2 Port Status LED lights yellow. Do not connect the same two hubs together using both 10BASE-T and 10BASE-2. This is set to Normal (out). Connect workstations and other equipment to any of workstations that can start ...: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant de mettre en route. CAUTION: Do not power the hub off and on quickly. Wait about five seconds between power cycles. To connect a 10BASE-T cable, simply slot the connector into place. To disconnect...
User Guide
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... Ohm 10BASE-2 cables and a 'Y' piece for the 10BASE-2 ports you have used should be off. Checking Connections When you have connected your hubs, power them on. Figure 7 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. Remember to terminate the two free ends of each cable is 0.5m (1.6ft...) Maximum segment length is important that both ends of the segment are not, check your hubs (Hub 8C only). If they are properly terminated with 10BASE-2 cable to form a single segment, as shown in Figure 7. Connecting...
... Ohm 10BASE-2 cables and a 'Y' piece for the 10BASE-2 ports you have used should be off. Checking Connections When you have connected your hubs, power them on. Figure 7 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. Remember to terminate the two free ends of each cable is 0.5m (1.6ft...) Maximum segment length is important that both ends of the segment are not, check your hubs (Hub 8C only). If they are properly terminated with 10BASE-2 cable to form a single segment, as shown in Figure 7. Connecting...
User Guide
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...a workstation provided that the Uplink/Normal switch is set to Uplink (in Figure 8: 1 Starting from the bottom, connect the port 8 of the lower hub to port 7 of each hub. 2 Set all Uplink/Normal switches to Uplink (in) except for each cable is a problem, refer to Normal (out). The Port Status LEDs for... the 10BASE-T ports you suspect there is 100m (328ft) Maximum length of the hub immediately above. I The Alert LED is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to "Problem Solving for the...
...a workstation provided that the Uplink/Normal switch is set to Uplink (in Figure 8: 1 Starting from the bottom, connect the port 8 of the lower hub to port 7 of each hub. 2 Set all Uplink/Normal switches to Uplink (in) except for each cable is a problem, refer to Normal (out). The Port Status LEDs for... the 10BASE-T ports you suspect there is 100m (328ft) Maximum length of the hub immediately above. I The Alert LED is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to "Problem Solving for the...
User Guide
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...80%) or, more likely, a 10BASE-T port has partitioned due to a loop in your network (in your OfficeConnect hub. The port has partitioned. Link between two OfficeConnect hubs not working. follow the information given for information on the port. With 10BASE-2 it is likely an Uplink/Normal switch... is either continual excessive use any other power adapter with another OfficeConnect power adapter. PROBLEM SOLVING FOR THE HUB 8 AND 8C The OfficeConnect hub has been designed to do next. If this would cause the 10BASE-2 Port Status LED to partition. Check your ...
...80%) or, more likely, a 10BASE-T port has partitioned due to a loop in your network (in your OfficeConnect hub. The port has partitioned. Link between two OfficeConnect hubs not working. follow the information given for information on the port. With 10BASE-2 it is likely an Uplink/Normal switch... is either continual excessive use any other power adapter with another OfficeConnect power adapter. PROBLEM SOLVING FOR THE HUB 8 AND 8C The OfficeConnect hub has been designed to do next. If this would cause the 10BASE-2 Port Status LED to partition. Check your ...
User Guide
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... 1 1 Tx+ Rx+ 2 2 Tx- Refer to Figure 9 below to Normal (out). Port Status LED not lit for a 10BASE-T port that the equipment being connected to the hub is a problem with this connection. Check that the Uplink/Normal switch is not damaged. Also check that has a connection. There is powered on and operating...
... 1 1 Tx+ Rx+ 2 2 Tx- Refer to Figure 9 below to Normal (out). Port Status LED not lit for a 10BASE-T port that the equipment being connected to the hub is a problem with this connection. Check that the Uplink/Normal switch is not damaged. Also check that has a connection. There is powered on and operating...