8

FCC ID: KA2ED2DSH8H

Users Manual

Download: PDF
FCCID_41596

D—Link Corporation
FCC ID: KAZED2DSH8H
Ethemnet Dual Speed Hub, Model DSH—8



                                    Instruction Manual
                  Federal Communication Commission Interference Statement

       This equipment has been tested and found to comply with the limits for a Class B digital
       device, pursuant to Part 15 ofthe FCC Rules. These limits are designed to provide
       reasonable protection against harmful interference in a residential installation. This
       equipment generates, uses and can radiate radio frequency energy and, if not installed and
       used in accordance with the instructions, may cause harmful interference to radio
       communications. However, there is no guarantee that interference will not occur in a
       particular installation. If this equipment does cause harmful interference to radio or
       television reception, which can be determined by turning the equipment off and on, the
       user is encouraged to try to correct the interference by one of the following measures:

       —      Reorient or relocate the receiving antenna.
       —      Increase the separation between the equipment and receiver.
       —      Connect the equipment into an outlet on a circuit different from that to which the
              receiver is connected.
       —      Consult the dealer or an experienced radio/TV technician for help.

       FCC Caution: To assure continued compliance, use only shielded twisted interface cables
       when connecting LAN network connections. Any changes or modifications not expressly
       approved by the party responsible for compliance could void the user‘s authority to
       operate this equipment.


FCC Warni
Class B fora;I:lt:::%SH»s                                                    Foer D: kaAgeke B 2054 3/
FCC ID No: KA2ED2DSHSH

This equipment has been tested and found to comply with the limits for
a Class B digital device, porsuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a    residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and
used in accordancewith the instractions, may cause harmful
interference to radio communications. However, there is no guarantee
that interference will not occurin a particular installation. If this
equipment does catise harmful interference to redio or television
reception, which can be determined by turning the equipmentoff and on,
the user is encouraged to try to correct the interference by one or more
of the following measures:
         Reorient or relocate the receiving antenna
         Increase the separation between the equipment and the recciver
         Connect the equipment into an outlet on a cicuit different from
      that to which the receiver is connected
      Consult the dealer or an experienced radio/TV technician for elp
Shielded interface cables must be used in order to comply with emission
limits
Changes or modifications not expressly approved by user          authority
to operate this equipment.


Trademarks
Copyright © D—Link Corporation.
Contents subject to change without prior notice
D—Link is a registered trademark of D—Link Corporation/
D—Link Systems, Inc.
All other tradematks belong to their respective proprictors.

Copyright Statement
No part of this publication maybe reproduced in any form or by any
means or used to make any derivative such as translation,
transformation, or adaptation without permission from D—Link
Corporation/D—Link Systems Inc., as stipulated by the United States
Copyright Act of 1976



                         Rev. 03 (May 1999)
                              6DSHS®..03
                         Printed In Taiwan


Limited Warranty
Hardware:
D—Link warrants its hardware products to be free from defects in
workmanship and materials, under normal use and service, for the following
periods measured from date ofpurchase from D—Link or its Authorized
Reseller:

              Product                                Warranty
             Complete products                         One year
             Spare parts and spare kits                90 days
The one—year period of warranty on complete products applies on condition
that the product‘s Registration Card is filled out and retured to a D—Link
office within ninety (90) days ofpurchase. A list of D—Link offices is
provided at the back of this manual, together with a copy ofthe Registration
Card. Failing such timely registration ofpurchase, the warranty period shall
be limited to 90 days.
1 the product proves defective within the applicable warranty period, D—Link
will provide repair or replacement of the product. D—Link shall have the
sole discretion whether to repair or replace, and replacement product may be
new or reconditioned. Replacement product shall be of equivalent or better
specifications, relative to the defective product, but need not be identical
Any product or part repaired by D—Link pursant to this warranty shall have a
warranty peried ofnot less than 90 days, from date ofsuch repair,
irrespective ofany earlier expiration of original warranty period. When
D—Link provides replacement, then the defective product becomes the
property of D—Link.
Warranty service may be obtained by contacting a D—Link office within the
applicable warranty period, and requesting a Return Material Authorization
(RMA) mumber,       Ifa Registration Card for the product in question has not
been returned :o D—Link, then a proof ofpurchase (such as a copy of the
dated purchase invoice) mist he provided. If Purchaser‘s circunstances
require special handling of warranty correction, then at the time orequesting
RMA number, Purchaser may also propose special procedure as may be
suitable to the case.
After an RMA number is issued, the defective product must be packaged
securely in the original or other suitable shipping package to ensure that it
will not be damaged in transit, and the RMA number must be prominently
mmarked on the outside of the package. The package must be mailed or
otherwise shipped to D—Link with all costs ofmailing/shipping/insurance
prepaid; D—Link will ordinarily reimburse Purchaser for
mailing/shipping/insurance expenses incurred for retum of defective product
in accordance with this warranty. D—Link shall never be responsible for any
software, firmware, information, or memory data of Purchaser contained in,
stored on, or integrated with any product returned to D—Link pursuant to this
warranty
Any package returned to D—Link without an RMA number will be refected
and shipped back to Purchaser at Purchaser‘s experise, and D—Link reserves
the right in such a case to levy a reasonable hendling charge in addition
mailing or shipping costs.


D—Link Offices for Registration and
Warranty Service
The product‘s Registration Card, provided at theback ofthis manual,
must be sent to a D—Link office. To obtain an RMA number for
warranty service as to a hardware product, or to obtain warranty service
as to a softwere product, contact the D—L.ink office nearest you. An
addresses/telephone/fax list of D—Link offices is provided in the back of
this manual

WARRANTIES EXCLUSIVE
IF THE D—LINK PRODUCT DOES NOT OPERATE AS
WARRANTED ABOVE, THE CUSTOMER‘S SOLE REMEDY
SHALL BE, AT D—LINK‘S OPTION, REPAIR OR REPLACEMENT
THE FOREGOING WARRANTIES AND REMEDIES ARE
EXCLUSIVE AND ARE IN LIEU OF ALL OTHER WARRANTIES,
EXPRESSED OR IMPLIED, EITHER IN FACT OR BY OPERATION
OF LAW, STATUTORY OR OTHERWISE, INCLUDING
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, D—LINK NEITHER ASSUMES NOR
AUTHORIZES ANY OTHER PERSON TO ASSUME FOR IT ANY
OTHER LIABILITY IN CONNECTION WITH THE SALE,
INSTALLATION MAINTENANCE OR USE OF D—LINK‘S
PRODUCTS
D—LINK SHALL NOT BB LIABLE UNDER THIS WARRANTY IF
ITS TESTING AND EXAMINATION DISCLOSE THAT THE
ALLEGED DEFECT IN THE PRODUCT DOBES NOT EXIST OR
WAs CAUSED BY THE CUSTOMER‘S OR ANY THIRD PERSONS
MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTNG,
UNAUTHORIZED ATTEMPTS TO REPAIR, OR ANY OTHER
CAUSE BEYOND THE RANGE OF THE INTENDED USE, OR BY
ACCIDENT, FIRE, LIGHTNING OR OTHER HAZARD

LIMITATION OF LIABILITY
TN NO EVENT WILL D—LINK BE LIABLE FOR ANY DAMAGES,
INCLUDING LOS$ OF DATA, LOSS OF PROFITS, COST OF
COVER OR OTHER INCIDENTAL, CONSEQUENTIAL OR
INDIRECT DAMAGES ARISING OUT THE INSTALLATION,
MAINTENANCE, USB, PERFORMANCE, FAILURE OR
INTERRUPTION OF A D— LINK PRODUCT, HOWEVER CAUSED
AND ON ANY THEORY OF LIABILITY. THIS LIMITATION WILL
APPLY EVEN IF D—LINK HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE,
IF YOU PURCHASED A D—LINK PRODUCT IN THE UNITED
STATES, SOME STATES DO NOT ALLOW THE LIMITATION OR
EXCLUSION OF LLABILITY FOR INCIDENTAL OR
CONSEQUENTIAL DAMAGES, S0 THE ABOVE LIMITATION
MAY NOT APPLY To YOU


        Product Description
The dual—speed standalone Ethernet/Fast Ethernet
hub is designed to allow easy migration and
integration     between     10Mbps    Ethernet and
100Mbps Fast Ethernet,            while providing
flexibility in cable connections.

The device can operate with both IEEE 802.3
10BASE—T connections (twisted—pair Ethemet
operating at 10 megabits per second) and IEEE
802.3u 100BASE—TX connections (twisted—pair
Fast Ethernet operating at 100 megabits per
second). All of the twisted—pair ports support
Auto—Negotiation (NWay), allowing the hub to
automatically detect the speed of a network
connection.

The hub has 8 ports and can have a single uplink
connection to another 100BASE—TX Class 11 Fast
Ethernet repeater (hub or hub stack).

On the hub, the 10Mbps and 100Mbps segments
are separate and do not intercommunicate. The
device contains a built—in switch, making it
possible to transparently bridge between the
10Mbps and 100Mbps segments.


        Product Features
   Compatible with the IEEE 802.3 10BASE—
   T Ethemet and 802.3u 100BASE—TX Fast
   Ethernet    industry    standards   for
   interoperability with other Ethernet/Fast
   Ethernet network devices.


   Eight NWay RJ—45 ports for connecting
   stations to the network.

   Built—in   switching   function      supports
   bridging between 10Mbps and 100Mbps
   segments.

   LED indicators for power, collision, link,
   network activity, switch capability, and
   operating speed (10 or 100 Mbps).

   Auto—partitioning for network protection.

   Data collision detection and handling.

   Preamble regeneration, signal retiming.

   Uplink port allows easy linking of two Fast
   Ethernet or four Ethernet hub stacks to
   further expand your network.

   External switching power adapter featured
   (output 5V/2.5A).

   Simple Plug and Play installation.

   Compact size and light weight, ideal for
   §OHO, cubicle LANs.


         Unpacking
The carton should contain the following items:


    One dual—speed standalone hub

    One external universal power adapter

    One power cord

    Four rubber feet to be used for cushioning

    This User‘s         Guide

Inspect the hub and all accompanying items. If
any item is damaged or missing, report the
problem immediately to your networking product
dealer.


            External Components
            Front Panel

    mr      canennmen
    Diink


   SW« m on       ow ow m omm e perSonOlo/miny
         Col
 Power w m ioou   w ow m m m ow omm unc
I                 1or a a s % ros


    Power Indicator

    This LED indicator lights green when the hub
    is receiving power; ofherwise, it is off.

            Switch Indicator (SW)

      The switch LED indicator shines a steady
    green when the hub      built—in switch is


functioning correctly. The indicator should
shine whenever the hub has power.

Collision Indicators (Col 10M/ Col 100M)

These LEDs indicate data collisions on the
respective 10Mbps Ethernet or 100Mbps Fast
Ethernet segments connected to the hub. (If
several hubs are linked together, all of them
should detect and indicate the same collision,
since collisions span the entire network
segment.) Whenever a collision is detected, the
respective collision indicator will briefly blink
amber.

Link (steady green)

The indicator of a port lights green when the
port is connected to a powered Ethernet or Fast
Ethemnet station. If the station to which the hub
is connected is powered off, or if there is a
problem with the link, the LED will remain off.

Receive (Rx) (blinking green)

When information is received on a port, its
LED indicator will blink off briefly. Upon
reception, the data will be transmitted to all
other connected ports.


     10/100 Port Speed Indicators

There     a port speed LED indicator for each
of the twisted—pair ports on the hub. A port
speed indicator should light green when a
100BASE—TX device is connected to the port,
and remain dark if the port is unconnected or if
a 10BASE—T device is connected.

     Rear Panel


o                                            ]
Twisted—Pair Ports

Use any of these ports to connect stations to
the hub. The ports are MDI—X ports, which
means you can use ordinary straight—through
twisted—pair cables to connect the hub to PCs,
workstations, or servers through these ports. If
you need to connect another device with MDI—
X ports such as another hub or an Ethernet
switch, you should use a crossover cable, or
connect using the Uplink port.

Uplink Port

The Uplink port is an MDI—II port, which
means you can connect the hub to another
device with MDI—X ports using an ordinary
straight—through cable, making a crossover
cable unnecessary.


   Port 1 and the Uplink port are really the same
   port, except that their pinouts are different. Do
   not use both Port 1 and the Uplink port at
   the same time.

   AC Power Adapter Connector
   For the external switching power supply.


         Installing the Hub
   Install the hub in a fairly cool and dry
   place. See Specifications for the acceptable
   temperature and humidity operating ranges.

   Install the hub in a site free from strong
   electromagnetic field generators (such as
   motors), vibration, dust,      and   direct
   exposure to sunlight.

   Leave at least 10 cm of space at the front
   and rear of the hub for ventilation.

   Install the hub on a sturdy, level surface
   that can support its weight.

When installing the hub on a level surface, attach
the rubber feet to the bottom of the device. The
rubber feet cushion the hub and protect the hub
case from scratches and preventit from scratching
other surfaces.


         Making Connections
         Connectivity Rules
Ethernet (10Mbps) networks need to respect the
following connectivity rules:

   The maximum length of a twisted—pair
   cable segment is 100 meters. Cabling
   should be Category 3 or better.

   Between any two end—stations in a collision
   domain, there may be up to five cable
   segments and four intermediate repeaters
   (hubs, hub stacks, or other repeaters).

   If there is a path between any two end—
   stations containing five segments and four
   repeaters, then at least two of the cable
   segments must be point—to—point link
   segments (e.g., 10BASE—T, 10BASE—FL),
   while the remaining segments may be
   populated    (mixing)    segments   (e.g.,
   10BASE—2 or 10BASE—5).

Fast Ethernet (100Mbps) networks need to respect
the following connectivity rules:

   The maximum length of a twisted—pair
   segment (that is, the distance between a
   port in the hub to a single—address network
   device such as a PC, server, or Ethernet
   switch) is 100 meters. Cabling and other
   wiring should be certified as Category 5 or
   shielded twisted pair (STP).


   The maximum diameter in a collision
   domain is about 205 meters using two
   Class II hubs (or hub stacks).

   Between any two end—stations in a collision
   domain, there may be up to three cable
   segments and two Class II hubs or hub
   stacks.

Hub to End—Station Connection
After the hub properly installed, it can support up
to cight end—station connections. Fast Ethernet
connection requires either a Category 5 UTP cable
or an STP cable. These cables can be up to 100
meters long.

Ethernet connection requires a Category 3 or
better UTP cable. It is recommended that you use
Category 5 cabling for all connections, in order to
make it easier to transition all stations to 100Mbps.

You can connect any combination of PCs, servers,
and other single—address network devices to the
cight twisted—pair ports using straight—through
twisted—pair cables. These cables should not be
crossed over.
     Workaiation uD)                    Hub (piay
                    1 tor
                    2 to.

                       a rp»
                         Ro—


When connecting a PC or a server, the system
being connected should have an Ethernet or Fast


Ethernet network interface card with a twisted—
pair port.

Hub—to—Hub Uplink
You can link two hubs or a hub with a hub stack
by using any of the twisted—pair ports or the
Uplink port. Linking hubs using ordinary twisted—
pair ports requires crossover twisted—pair cables;
linking using one ordinary twisted—pair port and
the Uplink port requires an ordinary straight—
through twisted—pair cable. The Uplink port is
shared with Port 1, and you should not use both
Port 1 and the Uplink port at the same time.

When connecting two hubs or a hub with a hub
stack in this fashion, the maximum distance
between any two end—stations in a collision
domain is 205 meters. If each link between the
hub and an end—station is 100 meters, then the
hub—to—hub connection is limited to 5 meters.
However,     if the    longest hub—to—end—station
connection is less than 100 meters, then the hub—
to—hub connection can be up to 100 meters long as
long as the 205—meter total network diameter rule
is followed.

The following table describes different methods of
linking hubs (or hub stacks):

HUB      PORT   DEVICE           PORT TYPE    CABLE          TO
USED                                          UsE

Normal          Switch or Hub    Non—Uplink   Cross—over (X)

Normal          Switch or Hub    Uplink       Straight—
                                              Through (I1)

Normal          Server (or PC)                Straight—


                                                        Through (ID)

Uplink            Switch or Hub    Non—Uplink           Straight—
                                                        Through (11)

Uplink            Switch or Hub    Uplink               Cross—over (X)

Uplink            Server (or PC)                        Cross—over (X)

A crossover cable is a straight—through twisted—
pair cable in which the wires have been crossed.
The figure below shows the pin assignments for
an Ethernet or Fast Ethernet crossover cable:
            n molay                                 oo morng

                                            Lo
                                            tor a



NOTE:       The first twisted—pair port (Port 1) is shared with
            the Uplink port. If you connect a hub to the Uplink
            port, then do not use Port 1.




             Specifications
Standards Compliance:               IEEE 802.3 10BASE—T Ethernet
                                   repeater, IBEE 802 3u 100BASE—
                                    TX Fast Ethernet repeater (Class
                                    11), ANSI X3T9.5 Twisted—Pair
                                    Transceiver

Tapology:                           Star


Protocol:                           CSMA/CD


Network Data Transfer Rate:         Ethemnet: 10Mbps;
                                    Past Ethernet: 100Mbps


Nuritber ofPorts per Hubs           8, all dual—speed (10/100Mbps)


    Network Cables:                        10BASE—T: 2—pair STP Cat. 3,4,5
                                           {100 m), BIA/TIA—568 100—ohm
                                           screened twisted pair (STP)
                                           (100 m)

    LED State Indicators:                  Power, 10Mbps collision,
                                           100Mbps collision, SW, Link/
                                           Receive, Speed (10/100Mbps)
    Power Supply:                          100V to 240V AC, 47 to 63 Hz
                                           external universal power adapter
                                           (output: 5¥72.5A)

    Power Consumption:                     8 watts


Dimensions:                                198 mm (W) x 28 mm (B) x 115
                                           mm (D)
    Weight:                                550 g. (w/o external power
                                           adupter) 700 g (w/ external power
                                           adupter)


    Operating Temperature:                 0% to 458) (32+—1 134¢)

    Storage Temperatiire:                  —25% to 5SB] (—13*—13188)

    Humidity:                              5%—95% non—condensing

    Emissions:                             FCC Class B, VCCI Class A, CE
                                           Mark, C:tick


    Safety                                 UL, CUL, CE Mark, TUVGS
L


    D—Link Offices
    USA.              D—LINK SYSTEMS, NC.
                      s     evey Drive, Ivine, CA d26t8 USA
                           —249—8—0005 FAX. 15097537033 WBR wnnedinkcom
                      RMATL: tech@dlinkcom
    CANADA            D—LINK CANADA, INC.
                      6—2180 Durwin Drive, Misitsaige Onario, LSL 3MCanata
                      mant Teu £oosmeare supront mm i—sosare04
                                  a.s00 Wit: wnedinke hiss: 1.005ameers
                           o dlinkt com EMAD: mpport@dlinkea
                      BMAT: mles@dlinkss


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            reu os domasss. Pot ol anrsace
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SWEDEN      D—LINK A/B
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uk.         D.LINK (EUROPE) LTD.
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linkeojp
SINGAPORE   P.LINK SINGCAPORE PTELTD.
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            EMAinfo@dlik comen
TAIWAN      D.LINK TAIWAN
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                                    Registration Card                            ]l
Print, type ar use block latters.
Your name:c Ats
Orgarization
Your ile at organization
Telephone:                                              F
Organization‘s Ail address
Country
Date of purchase(MonthDayear)




Product was purchased from:
Resolr‘s name:
Telephone
Reseler‘sfol address


Answers to the folowing questions help us to support your product:
1. Where and how willthe product primanly be used?
   UHome CIOfce CiTravel Company Business OHome Business OPersonal Use
2. How many employens work at instailation site?
   Ut emplayee 124 0 10—49 DS0—09 [1100—199 £1600—099 C11000 or more
3. What natwork protecol(s) does your organization e 2
   CXNSNX GTCPNP LIDECnat HOber,
4. What network operating system(s) does your organization use 2
    UD—Link LAsmart ONovell NetWare CNeWWare Lite TISCO Unix/Xenix OPC NFS
       U3Com 3+Open DBanyan Vines LIDECnet Pathwork CMMndows NT OWindows
wras
       UMindous 5 GOther,
5. What network management program does your organization use ?
    UD—View DHP OpanViewWindows UHP OpanViewUrix CISurNet Manager
     UNovellNHS CINefMiew 6000 COther
. What network madiurn/media does your organization use 2
    UFiber—optics CThick coax Eihemet GThin conx Ethemet O10BASE—T UTR/STP
    Ci100RASETX C100BASE—T4 9 100V@AnyLAN Ciother
7. What applications are used on your network?
    Obesitop poblsting DSpreadeheet OWerd processing CCADICAM
                           DAccounting CiOther
8. What eategery best deecribes your company?
    DAsrospace DEngineering DEducation OFinance CiHospitDinawrance/Real Estate
      UManitadtring DRetai¥ChainstoraMholesale DGoverrment CiL.egal DVAR
     UTransportaionAiitis/Communication UiSystem housefoompany COther.
8. Would you recommend your D—Link product to a friend?
    EVes ONo Obont know yet
10.Your comments on this product?


  TO:




D—Link



Document Created: 2001-06-19 20:17:47
Document Modified: 2001-06-19 20:17:47

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