3Com 3C16753 - OfficeConnect Dual Speed Hub 8 Скачать руководство пользователя страница 29

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3Com Corporation L

IMITED

 W

ARRANTY

3Com OfficeConnect Dual Speed Hub 5, Hub 8, Hub 16

The duration of the warranty for the OfficeConnect Dual Speed Hub 5 (3C16755), Dual Speed 
Hub 8 (3C16753) and Dual Speed Hub 16 (3C16754) is lifetime, including the power adapter. 

Advance hardware exchange is available during the first year from your date of purchase in 
accordance with 3Com’s standard terms and conditions for such service. After the first year the 
warranty reverts to 3Com’s standard lifetime limited warranty.

To qualify for the lifetime limited warranty and the advance hardware exchange you must 
submit the appropriate product warranty registration card to 3Com, otherwise this product will 
be warranted for a period of one (1) year without advance hardware exchange.

H

ARDWARE

3Com warrants this hardware product to be free from defects in workmanship and materials, 
under normal use and service, for the following length of time from the date of purchase from 
3Com or its authorized reseller:

One (1) year (unless otherwise specified above)

3Com’s sole obligation under this express warranty shall be, at 3Com’s option and expense, to 
repair the defective product or part, deliver to Customer an equivalent product or part to 
replace the defective item, or if neither of the two foregoing options is reasonably available, 
3Com may, in its sole discretion, refund to Customer the purchase price paid for the defective 
product.  All products that are replaced will become the property of 3Com.  Replacement 
products may be new or reconditioned.  3Com warrants any replaced or repaired product or 
part for ninety (90) days from shipment, or the remainder of the initial warranty period, 
whichever is longer.

S

OFTWARE

3Com warrants that each software program licensed from it will perform in substantial 
conformance to its program specifications, for a period of ninety (90) days from the date of 
purchase from 3Com or its authorized reseller.  3Com warrants the media containing software 
against failure during the warranty period.  No updates are provided.  3Com's sole obligation 
under this express warranty shall be, at 3Com's option and expense, to refund the purchase 
price paid by Customer for any defective software product, or to replace any defective media 
with software which substantially conforms to applicable 3Com published specifications.  
Customer assumes responsibility for the selection of the appropriate applications program and 
associated reference materials.  3Com makes no warranty or representation that its software 
products will meet Customer’s requirements or work in combination with any hardware or 
applications software products provided by third parties, that the operation of the software 
products will be uninterrupted or error free, or that all defects in the software products will be 
corrected.  For any third party products listed in the 3Com software product documentation or 
specifications as being compatible, 3Com will make reasonable efforts to provide compatibility, 
except where the non-compatibility is caused by a "bug" or defect in the third party's product 
or from use of the software product not in accordance with 3Com’s published specifications or 
user manual.

O

BTAINING

 W

ARRANTY

 S

ERVICE

Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Center 
within the applicable warranty period to obtain warranty service authorization.  Dated proof of 
purchase from 3Com or its authorized reseller may be required.  Products returned to 3Com's 
Corporate Service Center must be pre-authorized by 3Com with a Return Material Authorization 
(RMA) number marked on the outside of the package, and sent prepaid and packaged 
appropriately for safe shipment, and it is recommended that they be insured or sent by a method 
that provides for tracking of the package.  The repaired or replaced item will be shipped to 
Customer, at 3Com's expense, not later than thirty (30) days after 3Com receives the defective 
product.

Dead- or Defective-on-Arrival.  In the event a product completely fails to function or exhibits a 
defect in materials or workmanship within the first forty-eight (48) hours of installation but no 
later than thirty (30) days after the date of purchase, and this is verified by 3Com, it will be 
considered dead- or defective-on-arrival (DOA) and a replacement shall be provided by advance 
replacement.  The replacement product will normally be shipped not later than three (3) 
business days after 3Com’s verification of the DOA product, but may be delayed due to export 
or import procedures.  When an advance replacement is provided and Customer fails to return 
the original product to 3Com within fifteen (15) days after shipment of the replacement, 3Com 
will charge Customer for the replacement product, at list price.

3Com shall not be responsible for any software, firmware, information, or memory data of 
Customer contained in, stored on, or integrated with any products returned to 3Com for repair, 
whether under warranty or not.

ADDITIONAL SERVICES:
Telephone Support. This OfficeConnect® product comes with telephone technical support for 
ninety (90) days.  The ninety (90) day period begins on the date of Customer's product 
purchase. 

The telephone technical support is available from 3Com from 9 a.m. to 5 p.m., local time, 
Monday through Friday, excluding local holidays.  Telephone technical support is limited to the 
3Com products designated above and may include assistance with installation, product specific 
configuration, and identification of equipment problems.  Please refer to the Technical Support 
appendix in the User Guide for telephone numbers.

Response to requests for telephone technical support will be in the form of a return call from a 
3Com representative by close of business the following business day. 

To qualify for this 90 days of telephone technical support, you must register on the 3Com Web 
site at http://support.3Com.com/index.htm, and provide your date of purchase, product 
number, and serial number.  3Com reserves the right to modify or cancel this telephone 
support offering at any time, without advance notice.  This offer is not available where 
prohibited or restricted by law.

3Com’s Web and Bulletin Board Service are available at no charge, and provide software and 
firmware upgrades, a bug list, and technical information about 3Com products.

W

ARRANTIES

 E

XCLUSIVE

IF A 3COM PRODUCT DOES NOT OPERATE AS WARRANTED ABOVE, CUSTOMER'S SOLE REMEDY FOR 
BREACH OF THAT WARRANTY SHALL BE REPAIR, REPLACEMENT, OR REFUND OF THE PURCHASE PRICE 
PAID, AT 3COM'S OPTION.  TO THE FULL EXTENT ALLOWED BY LAW, THE FOREGOING WARRANTIES 

Содержание 3C16753 - OfficeConnect Dual Speed Hub 8

Страница 1: ...fficeConnect Dual Speed Hub 5 3C16755 Dual Speed Hub 8 3C16753 Dual Speed Hub 16 3C16754 User Guide OfficeConnect Dual Speed Hub 5 3C16755 Dual Speed Hub 8 3C16753 Dual Speed Hub 16 3C16754 User Guide...

Страница 2: ...chever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide...

Страница 3: ...ection to Another Hub 15 Checking Hub Connections 15 Spot Checks 15 Problem Solving 16 Networking Terminology 18 Dimensions and Standards 19 Dimensions and Operating Conditions 19 Standards 19 Environ...

Страница 4: ...4...

Страница 5: ...Speed Hubs are easy to use Class II hubs repeaters with 10 100BASE TX ports All three hubs allow you to set up a network with both Ethernet 10Mbps and Fast Ethernet 100Mbps workstations and other dev...

Страница 6: ...e next piece of network equipment is OK If the LED is flashing the link is OK and data is being received If the LED is off nothing is connected or the connected device is switched off or there is a pr...

Страница 7: ...connecting another hub to port 8 set to Uplink in otherwise set to Normal out Refer to Connecting Another OfficeConnect Hub on page 13 Note For Dual Speed Hub5 substitute port 5 for port 8 WARNING RJ...

Страница 8: ...nd 10Mbps segments of your network are being used Power 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 100M 10M Collision 1 10 40 80 Port Status Network Utilization OfficeConnect Dual Speed Hub 16 10M 100M Gr...

Страница 9: ...mme prise de t l phone Branchez uniquement des connecteurs de donn es RJ 45 sur ces prises femelles Power Adapter socket Only use the power adapter that is supplied with this OfficeConnect Dual Speed...

Страница 10: ...rts designed for workstation connections have been marked with the graphical symbol x This denotes a crossover in the port s internal wiring for example 1x 2x 3x Twisted Pair TP Cables To connect your...

Страница 11: ...he fastening pieces are pointing downwards 3 Align the fastening pieces over the slots found on each side of the unit 4 Push the clip down gently to secure it ensuring the fastening pieces snap into t...

Страница 12: ...he cooling vents When wall mounting the unit ensure that it is within reach of the power outlet You need two suitable screws Ensure that the wall you are going to use is smooth flat dry and sturdy Mak...

Страница 13: ...appropriate RJ 45 port When the connector is fully in its latch locks it in to place To disconnect the cable push the connector s latch in and remove it The Hub detects all port connections so you can...

Страница 14: ...nfiguration Rules and Example of a Fast Ethernet 100Mbps Network Ethernet 10Mbps Configuration Rules You can connect a maximum of four Ethernet 10Mbps hubs in series between workstations or between a...

Страница 15: ...Set the Uplink Normal switch for the Uplink Normal port on the Dual Speed Hub to Uplink in Checking Hub Connections When you have connected all the appropriate workstations and other equipment to the...

Страница 16: ...ps Port Status LED lit for a port with a 100Mbps device connected This may be because the cable is not of a high enough quality to carry Fast Ethernet signals we recommend you use a Category 5 cable o...

Страница 17: ...17 Figure 6 Straight through Cable Crossover Cable...

Страница 18: ...ipment are connected by more than one path Your hub detects this and partitions isolates one of its ports to break the loop A segment is the length of cable connected to a port Packets are the units o...

Страница 19: ...0068 IEC 68 Refer to Regulatory Statements on page 31 for conditions of operation 220mm 8 7in 35 8mm 1 4in 135 4mm 5 3in 3 VA 10 24 BThU hr power requirement 0 to 90 non condensing humidity 0 to 40 C...

Страница 20: ...zed environmental standards Improving our environmental record on a continual basis End Of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electro...

Страница 21: ...e unit and easily accessible You can only remove power from the unit by disconnecting the power adaptor from the outlet This unit operates under SELV Safety Extra Low Voltage conditions according to I...

Страница 22: ...rgung des Ger ts kann nur durch Herausziehen des Ger tenetzkabels aus der Netzsteckdose unterbrochen werden Der Betrieb dieses Ger ts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannung gem...

Страница 23: ...ile Vous ne pouvez mettre l appareil hors circuit qu en d branchant son cordon lectrique au niveau de cette prise L appareil fonctionne une tension extr mement basse de s curit qui est conforme la nor...

Страница 24: ...e Web Site To access the latest networking information on the 3Com Corporation World Wide Web site enter this URL into your Internet browser http www 3com com This service provides access to online su...

Страница 25: ...ages Details about recent configuration changes if applicable If you are unable to contact your network supplier see the following section on how to contact 3Com Support from 3Com If you are unable to...

Страница 26: ...7 or 021 6350 1590 800 6161 463 00798 611 2230 0 2 3455 6455 0080 611 261 001 800 611 2000 Europe From anywhere in Europe call 31 0 30 6029900 phone 31 0 30 6029999 fax Europe South Africa and Middle...

Страница 27: ...bia AT T 800 666 5065 0800 13 3266 1230 020 0645 98012 2127 Mexico Peru Puerto Rico Venezuela 01 800 CARE 01 800 2273 AT T 800 666 5065 800 666 5065 AT T 800 666 5065 North America 1 800 876 3266 Coun...

Страница 28: ...9900 31 30 6029999 Latin America 1 408 326 2927 1 408 326 3355 From the following countries you may call the toll free numbers select option 2 and then option 2 Austria Belgium Denmark Finland France...

Страница 29: ...al OBTAINING WARRANTY SERVICE Customer must contact a 3Com Corporate Service Center or an Authorized 3Com Service Center within the applicable warranty period to obtain warranty service authorization...

Страница 30: ...LOSS OF REVENUE OR PROFITS LOSS OF BUSINESS LOSS OF INFORMATION OR DATA OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE INSTALLATION MAINTENANCE USE PERFORMANCE FAILURE OR INTER...

Страница 31: ...elocate the equipment with respect to the receiver Move the equipment away from the receiver Plug the equipment into a different outlet so that equipment and receiver are on different branch circuits...

Страница 32: ...Part No DUA1675 1AAA05 Published May 2001 32...

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