Summary of LFH16-S
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Lfh8-s/lfh16-s fast stackable hubs installation guide.
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Table of contents chapter 1. Introduction 1.1 product introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1.2 features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.3 product specifications . . . . . . . . . . . . . . . . . . . . . . ....
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Chapter 1 introduction 1.1 product introduction congratulations on your purchase of the lfh stackable 8-port or 16- port fast ethernet hub! The lfh8-s and lfh16-s are designed to give you the ultimate in flexibility, ease-of-use, and reliability. The lfh8-s and lfh16-s stackable fast ethernet hubs a...
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1.2 features ▼ the lfh8-s provides eight 100base-tx ports and the lfh16-s provides 16 100base-tx ports for fast ethernet connectivity ▼ the lfh8-s/lfh16-s comply with the ieee 802.3u fast ethernet standard ▼ supports category 5 unshielded twisted pair (utp) or shielded twisted pair (stp) cable ▼ an ...
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1.3 product specifications standards ieee 803.3u 100base-tx ethernet network media 100base-tx unshielded twisted pair cabling (category 5 utp) max. Lengths 100 meter hub-to-station connection 5 meter hub-to-hub connection connectors 8/16 rj45 100mbps ports, one crossover ÒuplinkÓ port two 25-pin sta...
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5 chapter 2 installing the lfh hub 2.1 packing checklist your lfh package should contain the following: ✓ an lfh8-s or lfh16-s fast stackable hub ✓ one ac power cable ✓ one 25-pin cable for stacking lfh hubs ✓ mounting brackets and screws ✓ four self-adhesive standoffs ✓ rackmount brackets and screw...
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6 in a repeater environment, 100base-tx only allows a single layer of cascaded hubs. Switching hubs, such as lantronixÕs lsw8fa, may increase the network diameter for 100base-tx networks by buffering data packets. Each port can be connected to a separate lan segment, each with a maximum diameter of ...
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2.3 installation the lfh stackable fast ethernet hubs are easy to install and require no special training. You should, however, read the following instruc- tions carefully before proceeding to install your hub. Figures 2-1 and 2-2 show the layout of the front panels. Figure 2-1 lfh8-s front panel fi...
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The lfh stackable fast ethernet hubs were designed for easy Òplug and playÓ installation. Before you connect the lfh to other devices, there are several issues you should keep in mind: ▼ when connecting the lfh to a workstation using unshielded twisted pair cable, you must make sure that the cable l...
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If your site uses only a few hubs and is not equipped with a mounting rack, you may choose to place the lfh hub on a table or wiring closet shelf. In this case, use the four self-adhesive rubber feet, which are provided with the hub for cushioning purposes. Stick them at the four corners of the bott...
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10 similarly, to connect six lfh hubs together in a stack (see figure 2-5): 1. Position the lfh hubs with one on top of another. 2. Connect a stacking cable from one of the connectors on the middle lfh hub to one of the connectors on the top lfh hub. 3. Connect a stacking cable from the other connec...
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11 2.6 connecting the lfh hub use the following procedures to connect 100base-tx network devices to the hub: note: if the uplink port is being utilized on the lfh hub, port Ò8Ó may not be used. Conversely, if port Ò8Ó is being utilized, the uplink port may not be connected. The following table descr...
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Chapter 3 led indicators figure 3-1 shows the led indicators which indicate the link status of each of the ports, whether the lfh hub is receiving power, and the presence of network utilization % and partition on the network. Figure 3-1 lfh16-s front panel led indicators 3.1 power led the green led ...
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3.3 link/receive leds the link/receive leds on the front panel are associated with indi- vidual ports, indicating whether a device is detected on the other end. The lfh hub monitors each port on the hub to determine whether or not there is a device on the other end. If the cable is connected to a po...
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Limited warranty the lfh8-s and lfh16-s come with 5-year limited warranties. To obtain lantronixÕs full warranty statement or if you experience prob- lems with your unit, check our website (www.Lantronix.Com) or call lantronix for assistance. Copyright © 1998, lantronix. All rights reserved. No part...
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Warning! 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 that which may cause undesired operation. Operation of this equipmen...
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Declaration of conformity (according to iso/iec guide 22 and en 45014) manufacturerÕs name: lantronix manufacturerÕs address: 15353 barranca parkway irvine, ca 92618 usa declares, that the product: product name: fast stackable hubs model number: lfh8-s, lfh16-s conforms to the following standards: e...
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15353 barranca parkway, irvine, ca 92618 949-453-3990 ▼ fax: 949-453-3995 ▼ sales: 800-422-7055 ▼ support: 800-422-7044 part no. 900-143 rev.A.