Black BoxメーカーLHC202Aの使用説明書/サービス説明書
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B L A C K B O X ® Li nk a 1 0/ 10 0B AS E- TX s eg me nt t o a 10 0B AS E- FX s eg me nt o n yo ur n et wo rk , an d ex te nd t he 3 28 f oo t (100 m) distance limit of copper -based Ethernet. Pure Networking ™ Fast Ethernet Media Converters LHC201A LHC202A Ord er tol l-free in t he U.
724-746-5500 | blackbox.com Page 2 T rade mark s U se d i n t his Manu al T rad em ark s U se d in th is M anua l Bla ck Box and th e D ou ble D iam ond lo go ar e re gis te red tra de mar ks of BB Techno lo gie s, In c. Any other trademarks mentioned in this manual are acknowledged to be the proper ty of the trademark owner s.
724-746-5500 | blackbox.com Page 3 FCC and I C R FI State me nt s FEDER AL CO MM UN IC A T IO NS CO MM IS SI ON A ND I N DUS T RY C A NA DA R A DI O FREQU ENC Y IN TER FER ENC E STA TEM EN TS Class B Digital Device.
724-746-5500 | blackbox.com Page 4 NOM Stat ement No rma s O fici ale s Me xi can as ( NO M ) Elec tric al S afe t y Sta tem en t IN ST RUCC IO N ES DE SEG UR IDAD 1. T oda s las i nst ruc cio nes d e s egu rid ad y op era ci ón de be rán s er le ída s ante s de que el aparato eléctrico sea op erado.
724-746-5500 | blackbox.com Page 5 NOM Stat ement 1 2. Precaución debe ser tomada de t al maner a que la tierra fisica y la polarización del e qui po n o sea e lim inad a.
724-746-5500 | blackbox.com Page 6 T able of Content s T abl e of Co nte nt s 1 . Specifications .............................................................................................. 7 2. Over vi ew ...........................................
724-746-5500 | blackbox.com Page 7 Chap ter 1: S pe cific ation s 1. Spe cifi ca tion s Ma xi mum D is t an ce — LHC2 01 A: Mu ltimode fiber optic : 2 km , LHC202 A : S ing le - mo de fib er opt ic: 20 k m Standards — I EEE 802.
724-746-5500 | blackbox.com Page 8 Chap ter 2 : O ver view 2. O ver view 2. 1 In tro du c tio n The Pure Net working Fast Ethernet Media Conv er ters connec t a 1 0 /1 0 0 BASE-TX network segm ent and a 1 0 0BA SE-F X net work segment.
724-746-5500 | blackbox.com Page 9 Chap ter 2 : O ver view 2. 4 Co nne c to r s and N e t wor k Ca ble s S upp or ted The connectors and net work cables suppor ted by the converter are listed as follows. • Conn ec to r s: R J - 45, S C. • Network c ables: CAT5 twisted -pair (T P) , 1 31 0 - nm 62 .
724-746-5500 | blackbox.com Page 10 Chap ter 2 : O ver view 1 0 1 1 Fig ure 2-2. Back p ane l o f t he LH C201A. T able 2- 2. LHC201 A components. Number Component Descri ption 1, 2 (1) dual SC co nne.
724-746-5500 | blackbox.com Page 11 Chap ter 2 : O ver view 2.5.2 LHC202A 1 2 3 4 5 6 7 8 9 Fig ure 2-3. Fro nt p an el of t he LH C202 A . 1 0 1 1 Fig ure 2- 4.
724-746-5500 | blackbox.com Page 12 Chap ter 2 : O ver view T able 2-3 . L HC202A components. Number Component Descri ption 1, 2 (1) dual SC co nne c tor ( T X / R X ) Links to single-mode fiber segme.
724-746-5500 | blackbox.com Page 13 Chapter 3 : Configuration 3. Configur ation T o expand a Fast Ethernet network, you can use the converter as described in the following exampl es: 1 . Place two converters ba ck to back between the end devices as shown in Figure 3 -1 .
724-746-5500 | blackbox.com Page 14 Chapter 3 : Configuration 2. Place one converter directly bet ween a 10/100BA SE-TX net work segment and a 100 BA SE - F X net w ork s egm ent as sh ow n in Fi gur e 3 -2. Dev ice A Dev ice B 10 /10 0 B A SE -T X inte r face 1 00BAS E-FX inte r face Fig ure 3-2.
724-746-5500 | blackbox.com Page 15 Chap ter 4 : I ns ta llation 4. I ns t alla tion 4. 1 Typic al In s tall atio n 1 . The S C fibe r c onnecto r of an LHC20 1 A tra nsmi ts /rece ives d ata by 1 31 0-nm sho r t-wa ve las er on mul tim od e f ibe r. 2.
724-746-5500 | blackbox.com Page 16 Chap ter 4 : I ns ta llation 2. Conn ec t t wo conv er te rs or a conv er ter an d a 100 B A SE- F X d evi ce. • Use an SC fiber cable to connect the two converters’ SC connector or the SC conn ec te r o f a con ver te r a nd a 10 0 BA SE - F X d ev ice.
724-746-5500 | blackbox.com Page 17 Chap ter 5 : O pe ration 5. O pe ratio n 5. 1 LE Ds o n the M e dia Co nver ter s Th e co nver t er s h ave rea l-t ime L ED ind ica tor s that c an prov id e r eal -ti me st atu s report s. Just look at the LEDs to determine the link status.
724-746-5500 | blackbox.com Page 18 Chap ter 5 : O pe ration T able 5 - 1. LED functions. Name Sta tu s Descri ption PWR ON Pow er to t he uni t i s O N . OFF Pow er to the uni t is O F F . FX LFP ON Th e L ink Faul t Pa ss thr oug h ( LF P) fun c tio n is enabled.
724-746-5500 | blackbox.com Page 19 Chap ter 5 : O pe ration 5. 2 Sw itch The converters have a 4- position DIP s witch. Figure 5-2 shows the DIP s witch and T able 5 -2 describes its functions.
724-746-5500 | blackbox.com Page 20 Chap ter 5 : O pe ration T able 5 -2 . D IP sw itch functions. Switch Posi tion Name Po sitio n Descri ption 1 TP - AU TO UP The TP por t operates in autonegotiation mode. TP- DIS DOWN T he T P por t o pera tes in F ORCE mode.
724-746-5500 | blackbox.com Page 21 Chap ter 5 : O pe ration T able 5 -3. Common confi gurations. Dev ic e Mo de Switch TP: AUTO; LFP ON T P_ A U T O , T P_1 0 0 M , T P_ F D X , L F P_ O N TP : A UTO.
724-746-5500 | blackbox.com Page 22 Chap ter 5 : O pe ration 5. 3 Lin k Fault Pa ss T hro ug h Fun c tion In com mon si tuat io ns, wh en on e s ide of th e l ink fails , t he oth er sid e cont inue s tran smit t ing pa cket s a nd wai t s fo r a re sp ons e t hat ne ver ar riv es fro m t he disconne c ted sid e.
724-746-5500 | blackbox.com Page 23 Chap ter 5 : O pe ration T able 5 - 4. Link LED functions. Lin k LE D Dev ic e A OFF Dev ic e B OFF FX _ LFP FX _ Link /A ct T P_ L i n k / A c t Con ver ter A ON O.
724-746-5500 | blackbox.com Page 24 Chapter 6 : T roubleshooting 6. T roublesh ooting 6. 1 C allin g Bla ck Box If y ou det ermin e tha t you r Pur e Netw orki ng F ast E thern et Media C onv erter i s malfunctioning, do not attempt to alter or repair the unit.
724-746-5500 | blackbox.com Page 25 NOT ES.
724-746-5500 | blackbox.com Page 26 NOT ES.
724-746-5500 | blackbox.com Page 27 NOT ES.
Chapte r Page 900 724-746-5500 | blackbox.com B L A C K B O X ® Gr eat te ch s upp ort is ju st 30 se con ds awa y at 724-746-5500 or blackbox.com. Black Box T ech Support: FREE! Live.
デバイスBlack Box LHC202A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:
Black Box LHC202A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Black Box LHC202A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。Black Box LHC202A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。Black Box LHC202A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。
Black Box LHC202A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Black Box LHC202A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、Black Box LHC202A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Black Box LHC202A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。