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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... any licensed program or documentation contained in, or delivered to you subject to 3Com at any legend provided on removable media described in nature and developed solely 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, the page number. All rights...
... any licensed program or documentation contained in, or delivered to you subject to 3Com at any legend provided on removable media described in nature and developed solely 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, the page number. All rights...
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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... and an AUI port. When referring to use . The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are part of networking. I The Ethernet Hub 8 has eight 10BASE-T ports. I The Ethernet Hub 4 has four 10BASE-T ports. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect...
... and an AUI port. When referring to use . The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are part of networking. I The Ethernet Hub 8 has eight 10BASE-T ports. I The Ethernet Hub 4 has four 10BASE-T ports. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect...
User Guide
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... 10 Mbps Ethernet transceiver for use is not provided with the OfficeConnect hub. Transceiver Connections If you want to connect a transceiver to your hub (Hub 4C only), you need : 1 10BASE-T connections for all your equipment. 3Com produce a range of easy to your workstations with 10BASE-T connections. 3... -date information on your product. http://support.3com.com/registration/frontpg.pl Workstation Connections To connect workstations and other equipment to your hub, you can now register your OfficeConnect hub on the 3Com web site and receive up-to comply with ...
... 10 Mbps Ethernet transceiver for use is not provided with the OfficeConnect hub. Transceiver Connections If you want to connect a transceiver to your hub (Hub 4C only), you need : 1 10BASE-T connections for all your equipment. 3Com produce a range of easy to your workstations with 10BASE-T connections. 3... -date information on your product. http://support.3com.com/registration/frontpg.pl Workstation Connections To connect workstations and other equipment to your hub, you can now register your OfficeConnect hub on the 3Com web site and receive up-to comply with ...
User Guide
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... 2 Some of the 10BASE-2 Equipment You May Need Terminator (end 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 can use is one where the pins of one connector are connected to the same pins of... 7 The maximum length you can use either 10BASE-T or 10BASE-2 to four hubs in series. 10BASE-2 To connect additional hubs using 10BASE-T, you need : I One BASE-2 'Y' piece for each extra hub. Twisted Pair (TP) Cables To connect your hubs together: I With 10BASE-2 you can use is 185m (607ft). A straight-...
... 2 Some of the 10BASE-2 Equipment You May Need Terminator (end 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 can use is one where the pins of one connector are connected to the same pins of... 7 The maximum length you can use either 10BASE-T or 10BASE-2 to four hubs in series. 10BASE-2 To connect additional hubs using 10BASE-T, you need : I One BASE-2 'Y' piece for each extra hub. Twisted Pair (TP) Cables To connect your hubs together: I With 10BASE-2 you can use is 185m (607ft). A straight-...
User Guide
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... four units. b Push the clip in the center, so it . Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your hub from moving around one of the the fastening pieces and then pull it gently from out of the slot, the clip should come away with... a flat surface. 2 Fit the clip across the top of the clip and align it with the clip. CAUTION: You can stack up to stack your hub if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of the desk. To fit the...
... four units. b Push the clip in the center, so it . Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your hub from moving around one of the the fastening pieces and then pull it gently from out of the slot, the clip should come away with... a flat surface. 2 Fit the clip across the top of the clip and align it with the clip. CAUTION: You can stack up to stack your hub if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of the desk. To fit the...
User Guide
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...making connections, be used for wall mounting. Also available from sources of heat. Positioning Your Hub When installing your OfficeConnect hub, ensure: I It is out of direct sunlight and away from 3Com, is the OfficeConnect Mounting Unit (part number 3C16765). Remove any connections to the desktop or... onto a shelf in line, gently push the hub on page 22 9 I OfficeConnect Ethernet Hub 8 or 8C When you have connected your ...
...making connections, be used for wall mounting. Also available from sources of heat. Positioning Your Hub When installing your OfficeConnect hub, ensure: I It is out of direct sunlight and away from 3Com, is the OfficeConnect Mounting Unit (part number 3C16765). Remove any connections to the desktop or... onto a shelf in line, gently push the hub on page 22 9 I OfficeConnect Ethernet Hub 8 or 8C When you have connected your ...
User Guide
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... LED green Indicates that segment. Nothing is being used . Network Utilization LEDs (Hub 4C only) green/yellow/orange Indicates how much your network is connected to excessive network use has been partitioned. 10 Port Status AUI/COAX Network Utilization 3C16703A Alert Power Activity Collision 1 2 3 4 Green=AUI Partitioned 1% 2% 3% 6% 12% 25% 50% 80% Green...
... LED green Indicates that segment. Nothing is being used . Network Utilization LEDs (Hub 4C only) green/yellow/orange Indicates how much your network is connected to excessive network use has been partitioned. 10 Port Status AUI/COAX Network Utilization 3C16703A Alert Power Activity Collision 1 2 3 4 Green=AUI Partitioned 1% 2% 3% 6% 12% 25% 50% 80% Green...
User Guide
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... other end to show the external transceiver is in use. When the connector is not connected to Normal (out). Do not connect the same two hubs together using a standard AUI cable. This causes a network loop. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant... you need to connect a terminator (end piece) to it into the relevant RJ-45 port. CAUTION: Do not power the hub off and on the hub's rear panel. This is set to the 10BASE-2 port, the port partitions and the Coax Status LED lights yellow. WARNHINWEIS: Bitte lesen ...
... other end to show the external transceiver is in use. When the connector is not connected to Normal (out). Do not connect the same two hubs together using a standard AUI cable. This causes a network loop. AVERTISSEMENT: Veuillez lire attentivement la section "Consignes importantes de sécurité" avant... you need to connect a terminator (end piece) to it into the relevant RJ-45 port. CAUTION: Do not power the hub off and on the hub's rear panel. This is set to the 10BASE-2 port, the port partitions and the Coax Status LED lights yellow. WARNHINWEIS: Bitte lesen ...
User Guide
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... 10BASE-2 Connect a 10BASE-2 'Y' piece to each of the segment by fitting terminators (end pieces). Remember to terminate the two free ends of your hubs (Hub 4C only). To disconnect a 10BASE-2 cable, twist each cable is 0.5m (1.6ft) Maximum segment length is important that you have used should be...can use 'T' pieces but we recommend that both ends of the other ports. When using 10BASE-2 cable, it . The Port Status LEDs for each hub. Minimum length of each connector counter-clockwise to unlock it, and remove it is 185m (607ft) (from terminator to form a single segment, as ...
... 10BASE-2 Connect a 10BASE-2 'Y' piece to each of the segment by fitting terminators (end pieces). Remember to terminate the two free ends of your hubs (Hub 4C only). To disconnect a 10BASE-2 cable, twist each cable is 0.5m (1.6ft) Maximum segment length is important that you have used should be...can use 'T' pieces but we recommend that both ends of the other ports. When using 10BASE-2 cable, it . The Port Status LEDs for each hub. Minimum length of each connector counter-clockwise to unlock it, and remove it is 185m (607ft) (from terminator to form a single segment, as ...
User Guide
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... with RJ-45 connectors. UNpolrimnkal Spot Checks At frequent intervals, visually check that: 1x I Cabling is secure and not pulled taut 14 Connecting Hubs Using 10BASE-T You can be connected to a workstation provided that the Uplink/Normal switch is set to Uplink (in) AUI UNpolrimnkal 4 Checking ... to port 3 of ways, but for the top hub (the one with your network I Case vents are not, check your hubs, power them on page 15. Figure 5 Correct Hub Connections Using 10BASE-T Switch set to Normal (out) Switches set to another hub). this for each cable is 100m (328ft) I The...
... with RJ-45 connectors. UNpolrimnkal Spot Checks At frequent intervals, visually check that: 1x I Cabling is secure and not pulled taut 14 Connecting Hubs Using 10BASE-T You can be connected to a workstation provided that the Uplink/Normal switch is set to Uplink (in) AUI UNpolrimnkal 4 Checking ... to port 3 of ways, but for the top hub (the one with your network I Case vents are not, check your hubs, power them on page 15. Figure 5 Correct Hub Connections Using 10BASE-T Switch set to Normal (out) Switches set to another hub). this for each cable is 100m (328ft) I The...
User Guide
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...Each piece of your network (over 80%) or, more likely, a 10BASE-T port has partitioned due to your network (in your OfficeConnect hub. Each piece of equipment needs only one connection to a loop in which case the corresponding Port Status LED will change from yellow to the...cause the Coax Port Status LED to do next. If there is usually a disconnected or damaged cable, or incorrect configuration. Examine your hub connections; Check your connections and remove the loop. this section does not solve your problem, contact your network which needs replacing with another ...
...Each piece of your network (over 80%) or, more likely, a 10BASE-T port has partitioned due to your network (in your OfficeConnect hub. Each piece of equipment needs only one connection to a loop in which case the corresponding Port Status LED will change from yellow to the...cause the Coax Port Status LED to do next. If there is usually a disconnected or damaged cable, or incorrect configuration. Examine your hub connections; Check your connections and remove the loop. this section does not solve your problem, contact your network which needs replacing with another ...
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... TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Port Status LED not lit for a 10BASE-T port that the Uplink/Normal switch is set to the hub is a problem with this connection. If the cable is connected to port 4, ensure that has a connection. There is powered on and operating correctly. Refer to...
... TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Port Status LED not lit for a 10BASE-T port that the Uplink/Normal switch is set to the hub is a problem with this connection. If the cable is connected to port 4, ensure that has a connection. There is powered on and operating correctly. Refer to...
User Guide
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... 3C16701A 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. THE OFFICECONNECT ETHERNET HUB 8 AND 8C Ethernet Hub 8 and 8C-Front Alert LED orange Alerts you to a fault on that the hub is received on a port. Collisions are part of each port. Port Status... LEDs green/yellow Indicates the status of normal network operation. 17 Network Utilization LEDs (Hub 8C only) green/yellow/orange Indicates how much your...
... 3C16701A 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. THE OFFICECONNECT ETHERNET HUB 8 AND 8C Ethernet Hub 8 and 8C-Front Alert LED orange Alerts you to a fault on that the hub is received on a port. Collisions are part of each port. Port Status... LEDs green/yellow Indicates the status of normal network operation. 17 Network Utilization LEDs (Hub 8C only) green/yellow/orange Indicates how much your...
User Guide
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...need to connect a terminator (end piece) to it . If you do not use either 10BASE-T or 10BASE-2 (Hub 8C only) to do not need more ports, simply add more OfficeConnect hubs. The hub detects all port connections, so you can connect to your network immediately. You can use the 10BASE-2 port, you... do this. Do not connect the same two hubs together using a straight-through TP cable, ensure the Uplink/Normal switch is not used, the port partitions and the 10BASE-2 Port Status LED lights ...
...need to connect a terminator (end piece) to it . If you do not use either 10BASE-T or 10BASE-2 (Hub 8C only) to do not need more ports, simply add more OfficeConnect hubs. The hub detects all port connections, so you can connect to your network immediately. You can use the 10BASE-2 port, you... do this. Do not connect the same two hubs together using a straight-through TP cable, ensure the Uplink/Normal switch is not used, the port partitions and the 10BASE-2 Port Status LED lights ...
User Guide
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... form a single segment, as shown in Figure 7. Minimum length of each of your hubs (Hub 8C only). Connect the 'Y' pieces with 50 Ohm terminators (end pieces). To disconnect a 10BASE-2 cable, twist each hub. When using 10BASE-2 cable, it . Only use 'T' pieces but 'Y' pieces provide ...optimum clearance of the other ports. Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each cable is 0.5m (1.6ft) ...
... form a single segment, as shown in Figure 7. Minimum length of each of your hubs (Hub 8C only). Connect the 'Y' pieces with 50 Ohm terminators (end pieces). To disconnect a 10BASE-2 cable, twist each hub. When using 10BASE-2 cable, it . Only use 'T' pieces but 'Y' pieces provide ...optimum clearance of the other ports. Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each cable is 0.5m (1.6ft) ...
User Guide
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... Normal (out) Checking Connections When you suspect there is not used should be green. The Port Status LEDs for the top hub (the one with port 8 not connected to Normal (out). Spot Checks At frequent intervals, visually check that: I Case vents are not obstructed. this... Solving for simplicity we recommend the following method, as shown in ) 10BASE-T cable with your connections. This unused port can connect hubs together with 10BASE-T in a number of the hub immediately above. I Cabling is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to port 7 of...
... Normal (out) Checking Connections When you suspect there is not used should be green. The Port Status LEDs for the top hub (the one with port 8 not connected to Normal (out). Spot Checks At frequent intervals, visually check that: I Case vents are not obstructed. this... Solving for simplicity we recommend the following method, as shown in ) 10BASE-T cable with your connections. This unused port can connect hubs together with 10BASE-T in a number of the hub immediately above. I Cabling is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to port 7 of...
User Guide
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...due to a loop in which case the corresponding Port Status LED will change from yellow to green, on receiving a valid packet on the hubs. Examine your power adapter connection. The port has partitioned. this port to partition. If there is either continual excessive use any other power adapter... with the hub. Port Status LED yellow for the 10BASE-2 port when the 10BASE-2 port is a loop in your network (in your network which needs ...
...due to a loop in which case the corresponding Port Status LED will change from yellow to green, on receiving a valid packet on the hubs. Examine your power adapter connection. The port has partitioned. this port to partition. If there is either continual excessive use any other power adapter... with the hub. Port Status LED yellow for the 10BASE-2 port when the 10BASE-2 port is a loop in your network (in your network which needs ...
User Guide
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... is properly connected at both ends, and is not damaged. Port Status LED not lit for a 10BASE-T port that the equipment being connected to the hub is powered on and operating correctly. Refer to Figure 9 below to Normal (out). Rx- 3 3 Rx+ Tx+ 4 4 5 5 6 6 Rx- Tx- 7 7 8 8 Normal Pin port 1 Rx+ 2 Rx- 3 Tx+ 4 5 6 Tx...
... is properly connected at both ends, and is not damaged. Port Status LED not lit for a 10BASE-T port that the equipment being connected to the hub is powered on and operating correctly. Refer to Figure 9 below to Normal (out). Rx- 3 3 Rx+ Tx+ 4 4 5 5 6 6 Rx- Tx- 7 7 8 8 Normal Pin port 1 Rx+ 2 Rx- 3 Tx+ 4 5 6 Tx...