User Guide
Page 1
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
Page 2
...in , or delivered to you are unable to locate a copy, please contact 3Com and a copy will be trademarks of merchantability, satisfactory quality, and fitness for the Software. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA04) and, if appropriate, the page number.... the product as provided in this documentation at any comments about this user guide after use. All other countries. 3Com, the 3Com logo and OfficeConnect are provided in a directory file named LICENSE.TXT or !LICENSE.TXT. Please e-mail any time.
...in , or delivered to you are unable to locate a copy, please contact 3Com and a copy will be trademarks of merchantability, satisfactory quality, and fitness for the Software. Please include the document title (OfficeConnect Ethernet Hub 4, Hub 4C, Hub 8, Hub 8C), part number (DUA1670-0AAA04) and, if appropriate, the page number.... the product as provided in this documentation at any comments about this user guide after use. All other countries. 3Com, the 3Com logo and OfficeConnect are provided in a directory file named LICENSE.TXT or !LICENSE.TXT. Please e-mail any time.
User Guide
Page 3
... 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...
... 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...
User Guide
Page 4
Consignes importantes de sécurité 29 Technical Support 30 Online Technical Services 30 World Wide Web Site 30 3Com Knowledgebase Web Services 30 Support from Your Network Supplier 31 Support from 3Com 31 Returning Products for Repair 34 3Com Corporation Limited Warranty 35 Electromagnetic Compatibility 38 4
Consignes importantes de sécurité 29 Technical Support 30 Online Technical Services 30 World Wide Web Site 30 3Com Knowledgebase Web Services 30 Support from Your Network Supplier 31 Support from 3Com 31 Returning Products for Repair 34 3Com Corporation Limited Warranty 35 Electromagnetic Compatibility 38 4
User Guide
Page 5
... proved to form a stack (each hub is crucial. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect hub'. The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are ideal for desktop use. The hubs have the following ports: s The Ethernet Hub 4 has four 10BASE-T ports. s The Ethernet Hub 8 has eight 10BASE-T ports. They...
... proved to form a stack (each hub is crucial. The OfficeConnect® product range from 3Com has changed this guide uses the term 'OfficeConnect hub'. The OfficeConnect Ethernet Hub 4, OfficeConnect Ethernet Hub 4C, OfficeConnect Ethernet Hub 8 and OfficeConnect Ethernet Hub 8C, are ideal for desktop use. The hubs have the following ports: s The Ethernet Hub 4 has four 10BASE-T ports. s The Ethernet Hub 8 has eight 10BASE-T ports. They...
User Guide
Page 6
...symbol 'x'. The extra equipment listed in Figure 2. Your OfficeConnect hub comes with the 10BASE-T standard, ports designed for all your equipment. 3Com produce a range of easy to your hub, you can use transceivers. In order to your hub (Hub 4C only), you need : s An AUI cable. ...To connect workstations and additional OfficeConnect hubs to comply with : s One power adapter for ...
...symbol 'x'. The extra equipment listed in Figure 2. Your OfficeConnect hub comes with the 10BASE-T standard, ports designed for all your equipment. 3Com produce a range of easy to your hub, you can use transceivers. In order to your hub (Hub 4C only), you need : s An AUI cable. ...To connect workstations and additional OfficeConnect hubs to comply with : s One power adapter for ...
User Guide
Page 7
...of one connector are connected to the same pins 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 must use straight-through cable is 0.5m (1.6ft). You can use either 10BASE-T or ...TP cable with RJ-45 connectors. s With 10BASE-T you can connect up to 30 hubs on what ports your hub has, you can be shielded (screened) or unshielded; Terminator (end piece) or 'Y' piece 'T' piece 7 Hub Connections Depending on a single segment, leaving all of the other connector. The minimum cable...
...of one connector are connected to the same pins 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 must use straight-through cable is 0.5m (1.6ft). You can use either 10BASE-T or ...TP cable with RJ-45 connectors. s With 10BASE-T you can connect up to 30 hubs on what ports your hub has, you can be shielded (screened) or unshielded; Terminator (end piece) or 'Y' piece 'T' piece 7 Hub Connections Depending on a single segment, leaving all of the other connector. The minimum cable...
User Guide
Page 8
...8 Figure 3 Stacking Your Units Together 1 Fastening 2 Piece Fastening Piece To remove the clip: 1 Remove the top unit together with the front of your OfficeConnect units together securely. To fit the clip: 1 Place your desk. Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your...of the clip and align it bends towards the base of four units. The Stacking Clip The blue stacking clip allows you 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 unit below ...
...8 Figure 3 Stacking Your Units Together 1 Fastening 2 Piece Fastening Piece To remove the clip: 1 Remove the top unit together with the front of your OfficeConnect units together securely. To fit the clip: 1 Place your desk. Stacking the Units Together The Rubber Feet The four self-adhesive rubber feet prevent your...of the clip and align it bends towards the base of four units. The Stacking Clip The blue stacking clip allows you 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 unit below ...
User Guide
Page 9
...heat. We recommend you provide a minimum of the OfficeConnect hub which are two slots on your hub, ensure that you are now ready to push the hub up and off the wall. Securing Your Hub There are 150mm (5.9in.) apart. It is away from 3Com, is a problem, refer to prevent dust entering ... 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 equipment, you mount the hubs with the LEDs facing upwards to (depending on the underside of 25.4mm...
...heat. We recommend you provide a minimum of the OfficeConnect hub which are two slots on your hub, ensure that you are now ready to push the hub up and off the wall. Securing Your Hub There are 150mm (5.9in.) apart. It is away from 3Com, is a problem, refer to prevent dust entering ... 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 equipment, you mount the hubs with the LEDs facing upwards to (depending on the underside of 25.4mm...
User Guide
Page 10
... Status Power ActivityCollision 1234 Green = OK, Yellow = Partitioned AUI/COAX Green=AUI Partitioned off=COAX Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 4C Power LED green Indicates that segment. green/off - The left-hand status LED is green if the AUI port is in use, and off... green/yellow Indicates the status of the AUI or 10BASE-2 port, depending on . The port has partitioned due to the port. THE OFFICECONNECT ETHERNET HUB 4 AND 4C Ethernet Hub 4 and 4C-Front Alert LED orange Alerts you to the port or the link has failed. Activity LED...
... Status Power ActivityCollision 1234 Green = OK, Yellow = Partitioned AUI/COAX Green=AUI Partitioned off=COAX Network Utilization 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 4C Power LED green Indicates that segment. green/off - The left-hand status LED is green if the AUI port is in use, and off... green/yellow Indicates the status of the AUI or 10BASE-2 port, depending on . The port has partitioned due to the port. THE OFFICECONNECT ETHERNET HUB 4 AND 4C Ethernet Hub 4 and 4C-Front Alert LED orange Alerts you to the port or the link has failed. Activity LED...
User Guide
Page 11
... that is effectively a fifth port. You can connect the OfficeConnect hub to other adapter. For correct usage, refer to "Connecting Hubs Using 10BASE-T" on page 13. If used to connect your hub to any other OfficeConnect hubs and equipment with RJ-45 connectors. Refer to be used ..., it is supplied with this OfficeConnect hub. Uplink/Normal switch Affects the operation of different media types to "Connecting Hubs Using 10BASE-2" on page 14. AUI port (Hub 4C only) Allows 10Mbps transceivers of port 4. Do not use the power...
... that is effectively a fifth port. You can connect the OfficeConnect hub to other adapter. For correct usage, refer to "Connecting Hubs Using 10BASE-T" on page 13. If used to connect your hub to any other OfficeConnect hubs and equipment with RJ-45 connectors. Refer to be used ..., it is supplied with this OfficeConnect hub. Uplink/Normal switch Affects the operation of different media types to "Connecting Hubs Using 10BASE-2" on page 14. AUI port (Hub 4C only) Allows 10Mbps transceivers of port 4. Do not use the power...
User Guide
Page 12
...'s latch in , its latch locks it . Connecting Workstations and Other Equipment to Your Hub The hub detects all port connections, so you can start . Connecting OfficeConnect Ethernet Hubs Together Connect workstations and other end to do not need more ports, simply add more...read the 'Important Safety Information' section before you need to connect a terminator (end piece) to your network by adding more OfficeConnect hubs. WARNHINWEIS: Bitte lesen Sie den Abschnitt 'Wichtige Sicherheitsinformationen' sorgfältig durch, bevor Sie das Gerät einschalten. Connecting ...
...'s latch in , its latch locks it . Connecting Workstations and Other Equipment to Your Hub The hub detects all port connections, so you can start . Connecting OfficeConnect Ethernet Hubs Together Connect workstations and other end to do not need more ports, simply add more...read the 'Important Safety Information' section before you need to connect a terminator (end piece) to your network by adding more OfficeConnect hubs. WARNHINWEIS: Bitte lesen Sie den Abschnitt 'Wichtige Sicherheitsinformationen' sorgfältig durch, bevor Sie das Gerät einschalten. Connecting ...
User Guide
Page 13
... terminate the two free ends of each cable is 0.5m (1.6ft) Maximum segment length is important that both ends of your hubs (Hub 4C only). Figure 4 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. You can use 'T' pieces but we recommend that you have ...50 Ohm 10BASE-2 cables and a 'Y' piece for the 10BASE-2 ports you have used should be disabled. If you connect your hubs using 10BASE-2 cable, it . Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each of the segment are not, check your connections. Only use this transceiver ...
... terminate the two free ends of each cable is 0.5m (1.6ft) Maximum segment length is important that both ends of your hubs (Hub 4C only). Figure 4 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. You can use 'T' pieces but we recommend that you have ...50 Ohm 10BASE-2 cables and a 'Y' piece for the 10BASE-2 ports you have used should be disabled. If you connect your hubs using 10BASE-2 cable, it . Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each of the segment are not, check your connections. Only use this transceiver ...
User Guide
Page 14
...1x s The Alert LED is AUI 1x correct operation. This is not lit - this for the 10BASE-T ports you have connected your connections. Connecting Hubs Using 10BASE-T You can be green. The Port Status LEDs for each cable is 100m (328ft) s Cabling is secure and not pulled taut 14 ... port 3 of ways, but for simplicity we recommend the following method, as shown in ) except for the Hub 4 and 4C" on . This unused port can connect hubs together with RJ-45 connectors. UNpolrimnkal Spot Checks At frequent intervals, visually check that the Uplink/Normal switch is set to find...
...1x s The Alert LED is AUI 1x correct operation. This is not lit - this for the 10BASE-T ports you have connected your connections. Connecting Hubs Using 10BASE-T You can be green. The Port Status LEDs for each cable is 100m (328ft) s Cabling is secure and not pulled taut 14 ... port 3 of ways, but for simplicity we recommend the following method, as shown in ) except for the Hub 4 and 4C" on . This unused port can connect hubs together with RJ-45 connectors. UNpolrimnkal Spot Checks At frequent intervals, visually check that the Uplink/Normal switch is set to find...
User Guide
Page 15
... port to partition. There is powered on the port. Port Status LED yellow for information on the hubs. Each piece of equipment needs only one connection to your OfficeConnect hub. The LED will be yellow). With 10BASE-2 it is likely an Uplink/Normal switch is correct operation...COAX Port Status LED yellow when the 10BASE-2 port is not properly fitted; Each piece of equipment needs only one connection to your OfficeConnect hub. Check your power adapter connection. Check the AUI cable is usually a disconnected or damaged cable, or incorrect configuration. Ensure both ...
... port to partition. There is powered on the port. Port Status LED yellow for information on the hubs. Each piece of equipment needs only one connection to your OfficeConnect hub. The LED will be yellow). With 10BASE-2 it is likely an Uplink/Normal switch is correct operation...COAX Port Status LED yellow when the 10BASE-2 port is not properly fitted; Each piece of equipment needs only one connection to your OfficeConnect hub. Check your power adapter connection. Check the AUI cable is usually a disconnected or damaged cable, or incorrect configuration. Ensure both ...
User Guide
Page 16
... 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. Check that the equipment being connected to Normal (out). If the cable is connected to port 4, ensure that has a connection...
... 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. Check that the equipment being connected to Normal (out). If the cable is connected to port 4, ensure that has a connection...
User Guide
Page 17
...isolated (partitioned) 10BASE-T port. Nothing is being used. Collisions are part of normal network operation. 17 Network Utilization LEDs (Hub 8C only) green/yellow/orange Indicates how much your network is connected to the port or the link has failed. green ... 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. yellow - Activity LED (Hub 8 only) yellow Flashes each time a collision 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 ...
...isolated (partitioned) 10BASE-T port. Nothing is being used. Collisions are part of normal network operation. 17 Network Utilization LEDs (Hub 8C only) green/yellow/orange Indicates how much your network is connected to the port or the link has failed. green ... 1% 2% 3% 6% 12% 25% 50% 80% OfficeConnect Ethernet Hub 8C Power LED green Indicates that segment. yellow - Activity LED (Hub 8 only) yellow Flashes each time a collision 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 ...
User Guide
Page 18
... has a 10BASE-T port. For correct usage, refer to "Connecting Hubs Using 10BASE-T" on page 21. If used to connect your hub to other adapter. Ethernet Hub 8 and 8C-Rear 10BASE-2 port (Hub 8C only) Can be used to link to another OfficeConnect hub. Refer to any other OfficeConnect hubs and equipment with RJ-45 connectors. Uplink/Normal 8 1x...
... has a 10BASE-T port. For correct usage, refer to "Connecting Hubs Using 10BASE-T" on page 21. If used to connect your hub to other adapter. Ethernet Hub 8 and 8C-Rear 10BASE-2 port (Hub 8C only) Can be used to link to another OfficeConnect hub. Refer to any other OfficeConnect hubs and equipment with RJ-45 connectors. Uplink/Normal 8 1x...
User Guide
Page 19
... other equipment to any of workstations that can connect to it into the relevant RJ-45 port. Connecting OfficeConnect Ethernet Hubs Together You can increase the number of the hub's 10BASE-T RJ-45 ports using a straight-through TP cable, ensure the Uplink/Normal switch is fully ...you can use the 10BASE-2 port, you do this. Do not connect the same two hubs together using your network by adding more OfficeConnect hubs. Connecting Workstations and Other Equipment to Your Hub WARNING: Please read the 'Important Safety Information' section before you start using both 10BASE-T and...
... other equipment to any of workstations that can connect to it into the relevant RJ-45 port. Connecting OfficeConnect Ethernet Hubs Together You can increase the number of the hub's 10BASE-T RJ-45 ports using a straight-through TP cable, ensure the Uplink/Normal switch is fully ...you can use the 10BASE-2 port, you do this. Do not connect the same two hubs together using your network by adding more OfficeConnect hubs. Connecting Workstations and Other Equipment to Your Hub WARNING: Please read the 'Important Safety Information' section before you start using both 10BASE-T and...
User Guide
Page 20
... terminate the two free ends of the other ports. Minimum length of each hub. Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each of your hubs, power them on. Checking Connections When you have connected your hubs (Hub 8C only). Figure 7 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. Only use 'T' pieces...
... terminate the two free ends of the other ports. Minimum length of each hub. Connecting Hubs Using 10BASE-2 Connect a 10BASE-2 'Y' piece to each of your hubs, power them on. Checking Connections When you have connected your hubs (Hub 8C only). Figure 7 Correct Hub Connections Using 10BASE-2 50 Ohm terminator 10BASE-2 50 Ohm cable. Only use 'T' pieces...