3Com 3CRWX275075A Quick Start Manual
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3Com 3CRWX275075A Quick Start Manual

Ap2750 managed access point
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AP2750 Managed Access Point
3CRWX275075A
The 3Com AP2750 Managed Access Point provides IEEE 802.11a or 802.11b/g wireless access to the
network. The access point is designed for use with a 3Com Wireless LAN Switch, and requires
hardware installation only. All configuration for the access point takes place on the 3Com Wireless
LAN Switch.
You must have a wireless switch device to operate the access point. Two WLAN switch devices can be
connected to the access point:
•
3Com WX4400
•
3Com WX1200
Power can be supplied via Power Over Ethernet (PoE) or by an external power supply. Four 3Com PoE
devices supply power to the access point:
•
3Com PoE Injector
•
3Com 4400PWR PoE Switch
•
3Com Multi-port PoE power supply
•
3Com WX1200

About This Guide

This Quick Start Guide describes the basic installation of the access point. It covers the following topics:
•
3Com AP2750 Managed Access Point Features
•
Observing Safety Precautions
•
Step 1: Unpacking the Access Point
•
Step 2: Preparing for Installation
•
Step 3: Attaching the Antennas
•
Step 4: Mounting the Access Point
•
Step 5: Connecting the Access Point to a Switch
•
Step 6: Checking the LED Indicators
•
Troubleshooting

Quick Start Guide

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Summary of Contents for 3Com 3CRWX275075A

  • Page 1: Quick Start Guide

    • 3Com WX4400 • 3Com WX1200 Power can be supplied via Power Over Ethernet (PoE) or by an external power supply. Four 3Com PoE devices supply power to the access point: • 3Com PoE Injector •...

  • Page 2: 3Com Ap2750 Managed Access Point Features

    Ethernet Port The Ethernet port provides a 10/100BASE-TX Ethernet connection to a 3Com Wireless LAN switch. The connection can be direct to a 3Com switch or indirect through an intermediate Layer 2 or Layer 3 network. Use a standard Category 5 cable with straight-through signaling and standard RJ-45 connectors to connect the access point to the switch on the network.

  • Page 3: Observing Safety Precautions

    Installation Item Description Switch port 3Com recommends that you install and configure the 3Com Wireless LAN switch before installing the access point. Set the port type on the switch to an AP2750 access point. Cabling Make sure that standard Category 5 cable with straight-through signaling is installed at the site before you install the access point.

  • Page 4: Attaching The Antennas

    Attaching the Antennas Carefully unpack the standard detachable antennas. Screw the antennas on to the antenna connectors on the access point and hand-tighten them. After network startup, you may need to adjust the antennas to fine-tune coverage in your area. For best results, adjust the antennas so that they are perpendicular with the floor and ceiling.
  • Page 5 The figures below show the mounting bracket being mounted to a wall, and then a cable being routed through the large opening on the back of the mounting bracket. C radle Installing the mounting bracket Routing a cable Connect the Ethernet cable (and power cable, if applicable) to the port(s) on the front of the access point.

  • Page 6: Tabletop Mounting

    WARNING: Do not connect or disconnect cables or otherwise work with the access point during periods of lightning activity. You can connect the access point directly to a 3Com Wireless LAN Switch port or indirectly to 3Com Wireless LAN switches through an intermediate Layer 2 or Layer 3 network. In either case, use Category 5 cable with straight-through signaling for each access point connection.

  • Page 7: Checking The Led Indicators

    No link is present. Green The access point has a 10 Mbps Ethernet connection. No link is present. Troubleshooting Refer to the Mobility System Configuration Guide or to the 3Com Wireless LAN Switch Reference Manual to obtain the access point status.

  • Page 8: Regulatory Information

    Regulatory Information The 3Com AP2750 Managed Access Point (3CRWX275075A) must be installed and used in strict accordance with the manufacturer's instructions as described in the user documentation that comes with the product. This device complies with the following radio frequency and safety standards.

  • Page 9: Manufacturer's Declaration Of Conformity

    This booklet is available from the U.S. Government Printing Office, Washington, D.C. 20402. Stock No. 004-000-0034504. 3Com is not responsible for any radio or television interference caused by unauthorized modification of the devices included with this 3Com AP2750 Managed Access Point (3CRWX275075A), or the substitution or attachment of connecting cables and equipment other than specified by 3Com.

  • Page 10: Industry Canada (Ic) Emissions Compliance Statement

    CANADA - INDUSTRY CANADA (IC) This device complies with RSS 210 of Industry Canada. Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of this device."...

  • Page 11: Europe - Eu Declaration Of Conformity

    1999/5/CE. Par la présente, 3Com Corporation déclare que ce RLAN device est conforme aux exigences essentielles et aux autres dispositions de la directive 1999/5/CE qui lui sont applicables.
  • Page 12 ΣΥΜΜΟΡΦΩΝΕΤΑΙ ΠΡΟΣ ΤΙΣ ΟΥΣΙΩ∆ΕΙΣ ΑΠΑΙΤΗΣΕΙΣ ΚΑΙ ΤΙΣ ΛΟΙΠΕΣ ΣΧΕΤΙΚΕΣ ∆ΙΑΤΑΞΕΙΣ ΤΗΣ Ο∆ΗΓΙΑΣ 1999/5/ΕΚ Italian Con la presente 3Com Corporation dichiara che questo RLAN device è conforme ai requisiti essenziali ed alle altre disposizioni pertinenti stabilite dalla direttiva 1999/5/CE. Spanish...

  • Page 13: Europe - Restrictions For Use Of 5Ghz Frequencies In European Community Countries

    EUROPE - RESTRICTIONS FOR USE OF 2.4GHZ FREQUENCIES IN EUROPEAN COMMUNITY COUNTRIES This device may be operated indoors or outdoors in all countries of the European Community using the 2.4GHz band: Channels 1 - 13, except where noted below. • In Italy the end-user must apply for a license from the national spectrum authority to operate this device outdoors.
  • Page 14 • The 5GHz radio's AutoChannelSelect/SmartSelect setting described in the user guide must always remain enabled to ensure that automatic 5GHz channel selection complies with European requirements. The current setting for this feature is found in the 5GHz Radio Configuration Window as described in the user guide.
  • Page 15 REDUCE POWER TO 25% AND RECHECK LINK RATE: Repeat steps 3 and 4 using a "Transmit Power" of Quarter (-6dB) and check if majority of station link rates are decreased from 54Mbps. If the link rates using the -6dB setting are now: •...
  • Page 16 Copyright © 2004 3Com Corporation. All rights reserved. 3Com and the 3Com logo are registered trademarks of 3Com Corporation. All other company and product names may be trademarks of the respective companies with which they are associated. DIA27507-5AAA 02 Published December 2004...

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