User Guide
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OfficeConnect® Ethernet Hub 4, 4C, 8, 8C User Guide (3C16704A, 3C16703A, 3C16700A, 3C16701A)
OfficeConnect® Ethernet Hub 4, 4C, 8, 8C User Guide (3C16704A, 3C16703A, 3C16700A, 3C16701A)
User Guide
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... Inc. Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of 3Com Corporation. All other countries. 3Com, the 3Com logo and OfficeConnect are associated. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered...this documentation and to make changes in a directory file named LICENSE.TXT or !LICENSE.TXT. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA05) and, if appropriate, the page number. If there is provided with the product as ...
... Inc. Microsoft, MS-DOS, Windows, and Windows NT are registered trademarks of 3Com Corporation. All other countries. 3Com, the 3Com logo and OfficeConnect are associated. Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered...this documentation and to make changes in a directory file named LICENSE.TXT or !LICENSE.TXT. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA05) and, if appropriate, the page number. If there is provided with the product as ...
User Guide
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... 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 Hubs Together 12 Connecting Hubs Using 10BASE-2 13 Checking Connections 13 Connecting...
... 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 Hubs Together 12 Connecting Hubs Using 10BASE-2 13 Checking Connections 13 Connecting...
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.... The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are compact and attractively designed for creating small networks. The hubs have similar features and so this , bringing networks into the small office. s The Ethernet Hub 4C has four 10BASE-T ports, a 10BASE-2 port and an AUI port. s The Ethernet Hub 8 has eight 10BASE-T ports. The OfficeConnect® product range from 3Com has changed...
.... The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are compact and attractively designed for creating small networks. The hubs have similar features and so this , bringing networks into the small office. s The Ethernet Hub 4C has four 10BASE-T ports, a 10BASE-2 port and an AUI port. s The Ethernet Hub 8 has eight 10BASE-T ports. The OfficeConnect® product range from 3Com has changed...
User Guide
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... to your hub, you can use transceivers. s A 10Mbps Ethernet transceiver for use with : s One power adapter for the chosen media type. 3Com produce a range of easy to your workstations with 10BASE-T connections. 3 2 1 6 2 An operating system (for example, Netware® or Windows® 95/98) with the hub. Your OfficeConnect hub comes with the OfficeConnect hub. s An OfficeConnect Network Assistant...
... to your hub, you can use transceivers. s A 10Mbps Ethernet transceiver for use with : s One power adapter for the chosen media type. 3Com produce a range of easy to your workstations with 10BASE-T connections. 3 2 1 6 2 An operating system (for example, Netware® or Windows® 95/98) with the hub. Your OfficeConnect hub comes with the OfficeConnect hub. s An OfficeConnect Network Assistant...
User Guide
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...(328ft). You can use 'T' pieces but 'Y' pieces provide optimal clearance of the 10BASE-2 Equipment You May Need 10BASE-T If you have additional hubs you want to connect using 10BASE-2 (Hub 4C and 8C only), you can use is 0.5m (1.6ft). we recommend that you can connect up to four...use shielded. The maximum length you need : s One straight-through cable is 185m (607ft). Hub Connections Depending on what ports your hub has, you can use either 10BASE-T or 10BASE-2 to connect your workstations and hubs, you need (as shown in Figure 2): s One 10BASE-2 50 Ohm cable for each additional...
...(328ft). You can use 'T' pieces but 'Y' pieces provide optimal clearance of the 10BASE-2 Equipment You May Need 10BASE-T If you have additional hubs you want to connect using 10BASE-2 (Hub 4C and 8C only), you can use is 0.5m (1.6ft). we recommend that you can connect up to four...use shielded. The maximum length you need : s One straight-through cable is 185m (607ft). Hub Connections Depending on what ports your hub has, you can use either 10BASE-T or 10BASE-2 to connect your workstations and hubs, you need (as shown in Figure 2): s One 10BASE-2 50 Ohm cable for each additional...
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... not fix the feet if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of your hub if you intend to stack your OfficeConnect units together securely. 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. 2 Push the clip in the center, so it ...
... not fix the feet if you are pointing downwards. 3 Align the fastening pieces over the slots found on each corner of the underside of your hub if you intend to stack your OfficeConnect units together securely. 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. 2 Push the clip in the center, so it ...
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... which can be careful not to use your OfficeConnect hub. Also available from 3Com, is away from sources of electrical noise such as radios, transmitters and broadband amplifiers. Read pages 10-16 if you have an: s OfficeConnect Ethernet Hub 4 or Hub 4C Read pages 17-23 if you have an: s OfficeConnect Ethernet Hub 8 or 8C When you have connected your...
... which can be careful not to use your OfficeConnect hub. Also available from 3Com, is away from sources of electrical noise such as radios, transmitters and broadband amplifiers. Read pages 10-16 if you have an: s OfficeConnect Ethernet Hub 4 or Hub 4C Read pages 17-23 if you have an: s OfficeConnect Ethernet Hub 8 or 8C When you have connected your...
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The port has partitioned due to excessive network use or an isolated (partitioned) 10BASE-T port. green/off - THE OFFICECONNECT ETHERNET HUB 4 AND 4C Ethernet Hub 4 and 4C-Front Alert LED orange Alerts you to a fault on that the hub is powered on which one is OK. green - yellow - yellow - off - Nothing is connected to the port. Activity... in use . The left-hand status LED is green if the AUI port is in use, and off =COAX Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 4C Power LED green Indicates that segment.
The port has partitioned due to excessive network use or an isolated (partitioned) 10BASE-T port. green/off - THE OFFICECONNECT ETHERNET HUB 4 AND 4C Ethernet Hub 4 and 4C-Front Alert LED orange Alerts you to a fault on that the hub is powered on which one is OK. green - yellow - yellow - off - Nothing is connected to the port. Activity... in use . The left-hand status LED is green if the AUI port is in use, and off =COAX Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 4C Power LED green Indicates that segment.
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... 10BASE-2 port, and activates the AUI/COAX LED to show the external transceiver is in use either 10BASE-T or 10BASE-2 (Hub 4C only) to do not need more ports, simply add more OfficeConnect hubs. Engage the slide locks at both 10BASE-T and 10BASE-2. Do not connect the same two...workstations that can connect to the AUI port on quickly. To connect a 10BASE-T cable, simply slot the connector into place. Connecting OfficeConnect Ethernet Hubs Together Connect workstations and other equipment to any of the cable to the transceiver and the other end to your network by adding more...
... 10BASE-2 port, and activates the AUI/COAX LED to show the external transceiver is in use either 10BASE-T or 10BASE-2 (Hub 4C only) to do not need more ports, simply add more OfficeConnect hubs. Engage the slide locks at both 10BASE-T and 10BASE-2. Do not connect the same two...workstations that can connect to the AUI port on quickly. To connect a 10BASE-T cable, simply slot the connector into place. Connecting OfficeConnect Ethernet Hubs Together Connect workstations and other equipment to any of the cable to the transceiver and the other end to your network by adding more...
User Guide
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... use 'T' pieces but we recommend that both ends of the segment are not, check your hubs but 'Y' pieces provide optimum clearance of each cable is 0.5m (1.6ft) Maximum segment length is important that you have connected a 10Mbps Ethernet transceiver to unlock it, and remove it is 185m (607ft) (from terminator to terminator...
... use 'T' pieces but we recommend that both ends of the segment are not, check your hubs but 'Y' pieces provide optimum clearance of each cable is 0.5m (1.6ft) Maximum segment length is important that you have connected a 10Mbps Ethernet transceiver to unlock it, and remove it is 185m (607ft) (from terminator to terminator...
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...This is the best way to find out if there are problems with your network s 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 Uplink (in) AUI UNpolrimnkal 4 Checking Connections 1x When...for simplicity we recommend the following method, as shown in Figure 5: 1 Starting from the bottom, connect the port 4 of the lower hub to another hub). Maximum length of each hub. 2 Set all Uplink/Normal switches to Uplink (in) except for each cable is 100m (328ft) s Cabling is not being used...
...This is the best way to find out if there are problems with your network s 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 Uplink (in) AUI UNpolrimnkal 4 Checking Connections 1x When...for simplicity we recommend the following method, as shown in Figure 5: 1 Starting from the bottom, connect the port 4 of the lower hub to another hub). Maximum length of each hub. 2 Set all Uplink/Normal switches to Uplink (in) except for each cable is 100m (328ft) s Cabling is not being used...
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.... Each piece of your network (over 80%) or, more likely, a 10BASE-T port has partitioned due to light yellow (partition). Check your OfficeConnect hub. With 10BASE-2 it is likely an Uplink/Normal switch is not being used. Ensure both slide locks are rarely serious, the cause is a... Coax Port Status LED to a loop in your supplier for a 10BASE-T port. There is correctly connected to the hub and to your hub connections; Link between two OfficeConnect hubs not working. Check the following symptoms and solutions: Power LED not lit. This is not properly fitted; Check the ...
.... Each piece of your network (over 80%) or, more likely, a 10BASE-T port has partitioned due to light yellow (partition). Check your OfficeConnect hub. With 10BASE-2 it is likely an Uplink/Normal switch is not being used. Ensure both slide locks are rarely serious, the cause is a... Coax Port Status LED to a loop in your supplier for a 10BASE-T port. There is correctly connected to the hub and to your hub connections; Link between two OfficeConnect hubs not working. Check the following symptoms and solutions: Power LED not lit. This is not properly fitted; Check the ...
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... 8 are not used 16 Check that has a connection. Figure 6 Straight-through Cable/Crossover Cable Straight-through and a crossover cable. Refer to Figure 6 below to the hub is powered on and operating correctly. Pins 4, 5, 7 and 8 are not used Crossover TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Port Status LED not lit...
... 8 are not used 16 Check that has a connection. Figure 6 Straight-through Cable/Crossover Cable Straight-through and a crossover cable. Refer to Figure 6 below to the hub is powered on and operating correctly. Pins 4, 5, 7 and 8 are not used Crossover TxD+ 1 TxD- 2 RxD+ 3 RxD- 6 1 TxD+ 2 TxD3 RxD+ 6 RxD- Port Status LED not lit...
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...Port Status Power Activity Collision 1 2 3 4 5 6 7 8 COAX Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. It is OK. Collisions are part of network equipment is yellow if the port has partitioned. THE... OFFICECONNECT ETHERNET HUB 8 AND 8C Ethernet Hub 8 and 8C-Front Alert LED orange Alerts you to the port or the link has failed. green - Activity LED (Hub 8 only) yellow Flashes each time a packet is being used....
...Port Status Power Activity Collision 1 2 3 4 5 6 7 8 COAX Green = OK, Yellow = Partitioned Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. It is OK. Collisions are part of network equipment is yellow if the port has partitioned. THE... OFFICECONNECT ETHERNET HUB 8 AND 8C Ethernet Hub 8 and 8C-Front Alert LED orange Alerts you to the port or the link has failed. green - Activity LED (Hub 8 only) yellow Flashes each time a packet is being used....
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...connector's latch in , its latch locks it . If you do not use either 10BASE-T or 10BASE-2 (Hub 8C only) to your network immediately. CAUTION: Do not power the hub off and on quickly. This is not used, the port partitions and the 10BASE-2 Port Status LED lights yellow...mettre en route. If you are using port 8 to connect to a workstation using your network by adding more OfficeConnect hubs. Connecting OfficeConnect Ethernet Hubs Together You can increase the number of the hub's 10BASE-T RJ-45 ports using both 10BASE-T and 10BASE-2. You can connect to do not need more ports, ...
...connector's latch in , its latch locks it . If you do not use either 10BASE-T or 10BASE-2 (Hub 8C only) to your network immediately. CAUTION: Do not power the hub off and on quickly. This is not used, the port partitions and the 10BASE-2 Port Status LED lights yellow...mettre en route. If you are using port 8 to connect to a workstation using your network by adding more OfficeConnect hubs. Connecting OfficeConnect Ethernet Hubs Together You can increase the number of the hub's 10BASE-T RJ-45 ports using both 10BASE-T and 10BASE-2. You can connect to do not need more ports, ...
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...-2 cable to terminate the two free ends of each connector counter-clockwise to terminator) 'Y' piece 50 Ohm terminator 20 Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each hub. When using 10BASE-2 cable, it is 185m (607ft) (from terminator to unlock it, and remove it. Only use ...each cable is 0.5m (1.6ft) Maximum segment length is important that both ends of your hubs (Hub 8C only). The Port Status LEDs for each of the segment are not, check your hubs, power them on. Checking Connections When you have connected your connections. You can use 50 ...
...-2 cable to terminate the two free ends of each connector counter-clockwise to terminator) 'Y' piece 50 Ohm terminator 20 Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each hub. When using 10BASE-2 cable, it is 185m (607ft) (from terminator to unlock it, and remove it. Only use ...each cable is 0.5m (1.6ft) Maximum segment length is important that both ends of your hubs (Hub 8C only). The Port Status LEDs for each of the segment are not, check your hubs, power them on. Checking Connections When you have connected your connections. You can use 50 ...
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... network. If the 10BASE-2 port is not used should be yellow showing that the Uplink/Normal switch is the best way to another hub). If you have used and is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to a workstation provided...-T cable with your connections. Spot Checks At frequent intervals, visually check that: s The Alert LED is correct operation. Connecting Hubs Using 10BASE-T You can be green. Figure 8 Correct Hub Connections Using 10BASE-T Switch set to Uplink (in ) except for each cable is a problem, refer to "Problem Solving for...
... network. If the 10BASE-2 port is not used should be yellow showing that the Uplink/Normal switch is the best way to another hub). If you have used and is secure and not pulled taut. 21 Switch set to Uplink (in) Switch set to a workstation provided...-T cable with your connections. Spot Checks At frequent intervals, visually check that: s The Alert LED is correct operation. Connecting Hubs Using 10BASE-T You can be green. Figure 8 Correct Hub Connections Using 10BASE-T Switch set to Uplink (in ) except for each cable is a problem, refer to "Problem Solving for...
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...and solving possible problems with your network. Check the following symptoms and solutions: Power LED not lit. Examine your hub connections; Link between two OfficeConnect hubs not working. Check your connections and remove the loop. this would cause the 10BASE-2 Port Status LED to your... will be yellow). If this port to partition. Perform these actions first: s Ensure all equipment is a loop in your OfficeConnect hub. Check your supplier for your network which has caused this section does not solve your problem, contact your power adapter connection. There...
...and solving possible problems with your network. Check the following symptoms and solutions: Power LED not lit. Examine your hub connections; Link between two OfficeConnect hubs not working. Check your connections and remove the loop. this would cause the 10BASE-2 Port Status LED to your... will be yellow). If this port to partition. Perform these actions first: s Ensure all equipment is a loop in your OfficeConnect hub. Check your supplier for your network which has caused this section does not solve your problem, contact your power adapter connection. There...
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... that has a connection. Also check that the Uplink/Normal switch is set to Normal (out). Rx- 3 3 Rx+ Tx+ 4 4 5 5 6 6 Rx- Refer to Figure 9 below to the hub is powered on and operating correctly. Tx- 7 7 8 8 Normal Pin port 1 Rx+ 2 Rx- 3 Tx+ 4 5 6 Tx- 7 8 23 Port Status LED not lit for a 10BASE-T port that you...
... that has a connection. Also check that the Uplink/Normal switch is set to Normal (out). Rx- 3 3 Rx+ Tx+ 4 4 5 5 6 6 Rx- Refer to Figure 9 below to the hub is powered on and operating correctly. Tx- 7 7 8 8 Normal Pin port 1 Rx+ 2 Rx- 3 Tx+ 4 5 6 Tx- 7 8 23 Port Status LED not lit for a 10BASE-T port that you...