3Comメーカー3CRWEASYA73の使用説明書/サービス説明書
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Quick St art Gu ide 3Com Wireless 802.11a Outdoor Building-to-B uilding Brid ge and Ac cess Poin t 3CRWEASYA73 / WL-575 The 3Com WL-575 802.11a Outdoor Building-to-Building Bridge a nd Ac cess Point provides IEEE 802.11a or 802.11b/g wireless access to the ne twork.
2 3Com WL-575 Outdoor Bui lding-to -Buildin g Bridge and Access Point Featur es Feature Description Cons ole P ort Connector Connect the cons ole ca ble (inc luded) t o the RS -232 co nsole p ort for a ccessi ng the command-line int erface.
3 Observing Safet y Pr ecautions This equipment m ust be installed in c ompliance w ith local and national building codes, regulatory restrictions, and FCC rules. For the safety of peopl e and equipm ent, only professional netw ork personnel should install the bridge.
4 3 Mountin g the Br idge The bridge can be mounted on the following types of surfaces: •P o l e •W a l l . Using the Pole-Mounting Bracke t Perform the following steps to moun t the unit to a 2 t.
5 2 Fit the edges of the V-shaped part into the sl ots in the rectang ular plate, and tighte n the nuts. 3 Attach the adjustable rect angular plate to the bridge with the supplied scr ews.
6 4 Attach the bridge with b racket to the plate already fixed t o the pole. 5 Use the included nuts to secure the wireless bridge to the pole bracket. Note that the wireless bridge tilt angle may need to be adjusted during the antenna a lignment process.
7 2 Position the brac ket in t he intended location and mark the position of the four m ounting screw holes. 3 Drill four holes in the wa ll that match the screws and wall plugs included in the bracket kit, then secure the bracket to the wall. 4 Use the included nuts to tightly secure the wi reless bridge to the bracket.
8 5 Connecting Cabl es 1 Attach the Etherne t cable to the Ethe rnet por t on the wireless bridge. 2 For extra protection against rain or moisture, apply weatherproofing tape (not included) around the Ethernet connector .
9 6 Connecting the PoE Pow er Inj ector T o connect the wir eless bridge to a power source: 1 Connect the Et herne t cable from the w ireless bridge to the RJ-45 port labeled “Output” on the power injector .
10 3 Insert the power cable plug directly i nto the standard AC socket on the power injector . 4 Plug the other end of the power cable into a grounded, 3-pi n socket, AC power source. 5 Check the L ED on top of the pow er injector to be sure that powe r is being supplied to the wireless bridge through the Etherne t connection.
11 7 Checking the LED Indicat ors The bridge’ s 11a and 11b/g LEDs operate in two di splay modes, which ar e configurable through the software. The default AP mode indicates data tra ffic rates. The RSSI mode indicates the received signal power and is for use when aligning antennas in a bridge link.
12 8 Aligning Antenn as After wireless bridge units have been mounted, conn ected, and their radios are operating, bridge link antennas must be accurately aligned to ensure optimum perform ance. Th is alignment process is particularly important for long-range point-to-point links.
13 1 Pan the antenna horizontally back and forth while chec king the LED s. If using the pole- mounting bracke t with the unit, you m ust rotate the mounting brac ket around the pole. Other exter nal antenn a brackets may require a dif ferent horizontal adjustme nt.
14 Regulatory Inform ation The 3Com Outdoor 11a Building to Buildi ng Bridge and 11bg Access Point, Model WL-575 (3CRWEASY A73) must be installed and used in strict accordance with the manufacturer's instructions as described in the user documentation that comes with the product.
15 US - Radio Frequency Requirements This device must not be co-located or operated in conjunction with any other antenna or transmitter . This device is for indoor use only when using channels 36, 40, 44 or 48 in the 5.15 to 5.25 GHz frequency range.
16 Equipment T ype: 3Com Outdoor 11a Building to Building Bridge a nd 11bg Access Po int Complies with P art 15 of the FCC rules. Ope ration is subject to the following two conditions: (1) this device.
17 • IEC 60950-1 • EN 60950-1 EU Compliance Intended use: IEEE 802.11b/g/a radio L AN device NOTE: T o ensur e product operation is in compliance with local regulations, select the country in which the product is installed. Refer to installation instructions.
18 A copy of the signed Declaration of Conform ity can be downloaded f rom the Product Support web page for the 3Com Outdoor 11a Building to Bui lding Bridge and 11bg Access Point, Model WL-575 (3CRWE ASY A73) at htt p://www .3com.co m. Also available at ht tp://support.
19 EU - Restrictions for Use in the 5GHz band • This device may b e not be oper ated outdoor s when using the bands 5150-5350MHz (Channels 36, 40, 44, 48, 52, 56, 50, 64). • In Italy the e nd-user m ust apply for a license from the national spectrum authority to operate this device outdoors.
Copyri ght © 2007 3Com Corpo ration. All righ ts reserve d. 3Com and the 3Co m logo are r egister ed trademarks of 3Com Corpora tion. All other compa ny and prod uct names may be trade marks of the respective compan ies with which they are associ ated.
デバイス3Com 3CRWEASYA73の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
3Com 3CRWEASYA73をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこには3Com 3CRWEASYA73の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。3Com 3CRWEASYA73の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。3Com 3CRWEASYA73で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
3Com 3CRWEASYA73を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又は3Com 3CRWEASYA73の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、3Com 3CRWEASYA73に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわち3Com 3CRWEASYA73デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。