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5

it in a sturdy corrugated box.

2.

Be sure to include your name, address, day-time telephone number, RMA
number, and a brief description of the problem (also enclose a check for out-
of-warranty repair). Enclose your check or Postal Money Order for $7.50 to
cover the cost of return shipping/handling. Please do not send cash or
stamps.

4.

After wrapping the package securely for shipping, print your name, return
address and the RMA # clearly on the outside of your package.

5.

Ship the unit prepaid via UPS or the U.S. Postal Service to the address
provided by the technician when you call. We recommend that the unit be
insured.

This warranty is valid for products sold in North America only. Contact your local
authorized distributor or dealer for the warranty offered in other areas.

All warranty services must be performed by Authorized Service Centers. There
are no user serviceable parts inside the unit. Do not remove any components or
attempt to service the unit by any unauthorized service center. This warranty is
voided if the product has been abused, misused, modified, or repaired by an
unauthorized service center.

Appendix C - FCC Notice

FCC Information

This device complies with Part 15 of the FCC Rules. Operation is subject to the
following conditions:

1.

This device may not cause harmful interference, and

2.

This device must accept any interference received, including interference
that may cause undesired operation.

This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with
the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interfer-
ence in which case the user will be required to correct the interference at his own
expense.

First Edition

GZ/DR - Version 1.0

Содержание FHX-8100

Страница 1: ...Part MAN072 Rev 1 0 EH304299 User s Guide FHX 8100 Eight Port Fast Ethernet Hub ...

Страница 2: ...lidated at the time of this manual s production The manufacturer reserves the right to make any changes and improvements in the product described in this manual at any time and without notice Consequently the manufacturer assumes no liability for damages incurred directly or indirectly from errors omissions or discrepancies between the product and the manual All registered trademarks are the prope...

Страница 3: ...powered on when this connection is made The power switch has been eliminated to reduce the chance that the hub will be accidentally turned off 3 Connecting Workstations Connect one end of a Catagory 5 twisted pair cable into an open port 1 through 8 except the Daisy Chain port on the hub See Figure 1 Connect the other end of the cable to the computer to be networked The length of the cable must be...

Страница 4: ...Section 4 Troubleshooting Symptom Partition indicator lights up Causes Hub has partitioned the 100BASE TX RJ 45 port due to excessive collisions Solution If port partitioning has occurred the hub will automatically enable the port when the faulty condition disappears Symptom Link Traffic indicator remains unlit Causes The workstation s network adapter cable or the hub port is defective Solution Th...

Страница 5: ... 8 pin RJ 45 modular connectors Use 22 26 AWG 2 or 4 pair 100 ohm ft solid conductor Category 5 cable Maximum cable length from hub to workstation is 328 100 m Figure 3 Hub s RJ 45 Pin Assignments Schematics for both straight and crossover twisted pair cable are shown below Straight Through Crossover Hub Adapter Hub Hub 1 IRD 1 OTD 1 IRD 1 IRD 2 IRD 2 OTD 2 IRD 2 IRD 3 OTD 3 IRD 3 OTD 3 OTD 6 OTD ...

Страница 6: ...Taking a daisy chain of two hubs for an example the maximum cable length from node to node is 367m 2 x 72m 223m If node A and B are attached to separate hubs in a two hub system each using the maximum of 100 meters of cable to connect to their respective hub then the cable between hubs is limited to 23 meters i e 223m 2 x 100m 23m To limit the number of hubs in a path when daisy chaining more than...

Страница 7: ...unit by any unauthorized service center This warranty is voided if the product has been abused misused modified or repaired by an unauthorized service center Appendix C FCC Notice FCC Information This device complies with Part 15 of the FCC Rules Operation is subject to the following conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received...

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