JL Audioメーカーf212の使用説明書/サービス説明書
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f 21 2 Owne r’ s M an ual.
Pag e 2 | Fathom f2 12 IMPORT ANT S AFETY INSTRUCTIONS 1 ) Read t he Inst ruc tions — A l l sa fety a nd operat ing i nst r uct ions should be read before the subwoofer is operated. 2 ) Reta in t he Inst ruc tions — e s a fety a nd operat ing i nst r uct ions sho u ld be ret a i ned for f ut u re refere nce .
Pag e 3 | Fathom f2 12 12) Cle a n i ng — e subwoof er should be c leaned on ly as rec ommended in t he o pe ratin g instru cti on s. 13 ) Non us e P er iods — e p ow er cord of the subwoofer sh ou ld be unplugged f rom the outlet w hen the subwoofer is le u nused for long period s of ti me.
Pag e 4 | Fathom f2 12 FC C COMP LIA NCE ST A TEMENT NOTE : is equ ipment has b een t est ed a nd found t o comply w it h t he li m its of Pa r t 15 of the F CC Ru les. es e li mit s a re des ig ned to prov ide re as onable prot ec tion a ga i nst ha r mf u l i nter ferenc e in a resid enti a l in sta l lat ion .
Pag e 5 | Fathom f2 12 W e si ncerely t ha nk you for yo u r purchas e and i nvite you to read th is manua l t horough ly in order to achie ve the hig hest level of per formance w ith your Fathom subw oofer system .
Pag e 6 | Fathom f2 12 PLA CING Y OUR F A THOM IN Y OUR LIST ENING ROOM: Y our l isten ing ro om or theater is a n i ntegr a l par t of your s ound reproduct ion sy stem. e physica l d i mensions of the room a nd its f ur ni shi ngs, mater ia ls , doors a nd wi ndows play an i mport a nt role in de ni ng how your sy stem sou nds.
Pag e 7 | Fathom f2 12 .03&*/5&/4& 4.005)&3 3&$0..&/%&% 46#800'&3 1-"$&.&/5 ;0/&4 ' PS4JOHMF4VCXPPGFS 4.005)&3 4.005)&3 .03&*/5&/4& 4.005)&3 4.005)&3 4.
Pag e 8 | Fathom f2 12 SPEC IAL C ONSIDER A TIONS F OR BUIL T -IN INST ALLA TIONS Fathom subwoof ers a re desig ned to be “ bu ilt- i n ” f riend ly .
Pag e 9 | Fathom f2 12 Recomm ende d Subwoofe r Placeme nt Opt ions for T wo F ath oms Using T wo F ath oms W hen usi ng two Fat homs, tr y placement near t he f ront co r ners of the room, at di agona l ly -opp osite corners of the ro om, or at the center point s of opposing w a ll s as shown at r ight.
Pag e 10 | Fathom f2 12 Recomm ende d Subwoofe r Placeme nt Opti ons for Thre e F ath oms Recomm ende d Subwoofe r Placeme nt Opt ions for Fou r F atho ms Using Thre e or Four Fathoms Rese arch i ndic.
Pag e 11 | Fathom f2 12 Detailed instruct ions on unpacking the subw oofer: 1 . Place t he ca r ton on the oor nea r its i nten ded lo cat ion in t he room. 2. Op en the top of t he ca r ton ( obser ve ma rk ings on c ar ton ) a nd remov e t he ma nual , ca l ibration mic roph one and power cord.
Pag e 12 | Fathom f2 12 Front Control Pane l e lab eled Figu re below depicts t he f ron t control pa nel of a Fathom f21 2 subwoofer . A.R.O . page 1 4- 15 Power page 1 4 Input Mode page 15 Level Mode page 15 Master Le vel page 1 6 Lights page 1 6 LP Filter page 1 6 LP fr eq.
Pag e 13 | Fathom f2 12 Rear Contro ls and Connec tors e lab eled Figu re below depicts t he rea r panel of a Fathom f212 sub woofer . Balanced Inputs page 1 8 Unbalanced Inputs page 1 9 IEC-St y .
Pag e 14 | Fathom f2 12 FR ONT P ANEL CONT ROLS IN DET AIL Power Swit ch e “Po wer” sw itch determ i nes t he operationa l readi ness of t he Fathom subwoof er a nd should be t he only sw itch u sed to t ur n t he Fathom on and o .
Pag e 15 | Fathom f2 12 Demo Button e Demo button t rig gers a 20 s econd long to ne sequenc e t hat brie y demonst rates t he sig na ls us ed dur i ng A.
Pag e 16 | Fathom f2 12 Maste r Lev el K nob e Ma ster Le vel K nob is use d to control t he output level of the Fathom when t he V a riable L evel mode i s selec ted on t he front control pa nel. W hen rotated f u lly c ounter clock w ise , t he Fa t hom ’ s output wi l l be f u l ly muted.
Pag e 17 | Fathom f2 12 E.L.F . T ri m e E x treme L ow F requenc y (“ e.l .f. tr i m ”) k nob a l lows t he user to apply a cer ta i n amou nt of signa l equa l iz ation at 25 Hert z ( ex tremely low bass ). A t f u ll c ounterclock wi se rotat ion, the sig na l at 25 Hz is c ut by 1 2 d B.
Pag e 18 | Fathom f2 12 C O N N E C T I N G YO U R FAT H O M Balanced Inputs If you r hom e-t heater receiver or preampl i er/proce ss or prov ide s ba l a nce d outputs, t he Fathom’ s ba la nced inputs a re the preferred connec t ion.
Pag e 19 | Fathom f2 12 Unbalanced Input s e Fathom subwoofer f eat ures i ndiv idua l le a nd rig ht unba la nced RCA- t y pe i nput connectors . es e are t he most com monly us ed connec tors for hom e audio applic ations a nd must be us ed i f your receiver or prea mpli er/p roc ess or does not provide ba la nced outputs .
Pag e 2 0 | Fathom f2 12 Inpu t Mode Switc hes: T wo switche s are loc ated on the rea r pa nel to control unba la nce d signa l grou ndi ng and ma ster/ slave operat ion.
Pag e 21 | Fathom f2 12 “Out put to Slave” Connec tor If you a re operati ng more t ha n one F at hom sub woofer in one home theater sys tem, you wi l l desig nate one F at hom as t he Master ( see pa ge 20 ), and t hen feed signa l f rom it to the rema in ing “ Slave” F at homs v ia t his ba la nced X L R output.
Pag e 2 2 | Fathom f2 12 SYSTEM CON NEC TIO N DIAGR AM 1 : One Fath om to Hom e Theate r Rece iver or Home Theater Preamp/Proc essor Most home t heate r recei vers and prea mp/p roc es sors prov ide a si ng le ( mono ) subwoofer out put.
Pag e 2 3 | Fathom f2 12 SYSTEM CON NEC TIO N DIAGR AM 2: Mul tip le Fathom s to Hom e Theate r Rece iver or Home Theater Preamp/Proc essor T o g reat ly si mpli f y u sin g mult iple subwoofers i n a sing le home t heater sy stem, Fat homs i ncor por ate a “Mas ter/Slave” sign a l di st ribut ion s ystem .
Pag e 24 | Fathom f2 12 STEREO ACTIVE CROSSOVER (BALANCED OUTPUTS) LOW OUT (SUB OUT) OR STEREO ACTIVE CROSSOVER (UNBALANCED OUTPUTS) RIGHT LEFT LOW OUT (SUB OUT) F A THOM REAR CONTROLS (MASTER) SYSTEM.
Pag e 2 5 | Fathom f2 12 SYSTEM CON NEC TIO N DIAGR AM 4: T wo F at homs i n Ster eo to T wo- Cha nne l Audi o System W hen conne ct i ng t wo Fathom s in stere o to a two -ch an nel aud io sy stem you w i ll on ly u se t he “L e or Mono” input s of eac h Fat hom.
Pag e 2 6 | Fathom f2 12 REC OMMENDED SETUP PROC EDURES 1 ) Prepa rat ion fo r S etup Pro cess: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 6-2 7 2 ) Le vel Set t ing: . . . . . . . . . . . . . . . . . . . . . . . . . .
Pag e 27 | Fathom f2 12 On th e F ath om’ s F ront Pan el: Ple a se t u rn o t he home theater receiver or preamp/p roce ssor to ma ke t hese adjustm ents . 1. “Pow er” Sw itch Fl ip each Fat hom ’ s “Po wer” sw itch to t he “On ” posit ion.
Pag e 2 8 | Fathom f2 12 REC OMMENDED SETUP PROC EDURES (co n t i n u e d ) Subwoo fer System Se tup: Once you have set t he con t rols on your home the ater receiver or p rea mp/ proces sor and on yo.
Pag e 29 | Fathom f2 12 4 ) A pp lying Au t om ati c R oom Op timizati on ( A.R . O . ) Y ou are now ready to apply the power of JL Audio’ s exclusive Automatic Room Op timiza tio n sys te m.
Pag e 3 0 | Fathom f2 12 h ) With in 5 s econds of pressi ng t he “ C a librate” button, ret u rn to you r prim ar y li steni ng se at and hold t he microphone in your norm a l, seated he ad posit ion at t he appro x i mate height of your ea rs . i ) A serie s of quick, s tepped tones w i l l beg i n which a re us ed by t he A.
Pag e 31 | Fathom f2 12 FREQUENT L Y ASKED QUESTIONS Ca n I plac e objects on my subwoof er? W e do not recommend placi ng a ny items on the subwoof er ca binet as t hey may v ibrate, cau sing u ndesi rable noise a nd possible d ama ge to t he ni sh.
Pag e 32 | Fathom f2 12 C L E A N I N G YO U R FAT H O M Dus t your Fathom subwoofer’ s cabi net usi ng a clea n, so mi cro ber c loth or feat her duster. Micro ber c loth s are com monly ava i lable where automotive deta i l ing supplie s are sold .
Pag e 33 | Fathom f2 12 TROUBLESHOOTI NG No sound f rom subw oofer . 1 . V erif y t hat Fathom is plugged i n, tu rned “ON” & t hat f ron t pa nel lig hts a re “ON” . If t he Fathom w i l l not po wer up, check t he circu it brea ker th at feeds its out let .
Pag e 3 4 | Fathom f2 12.
Pag e 35 | Fathom f2 12 LIMIT ED W ARRANTY / SERVICE INF ORMA TION JL A UDIO war ra nts t hi s product to be f ree of defects i n materi a ls a nd workma ns hip for a period of t hree ( 3) y ea rs f rom the or igi na l date of purchase .
H W D Specifications f2 1 2 fatho m home subw oofer Enclosure T ype: Sealed Driver: Dua l 1 2-in ch (nomi nal dia meter) Frequency Response (anechoic): 20 - 97 Hz (+/ - 1.5 dB) -3 dB at 1 9 / 1 10 Hz - 10 dB at 1 5 / 157 Hz Effective Piston Area: 1 68 s q.
デバイスJL Audio f212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：
JL Audio f212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JL Audio f212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。JL Audio f212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。JL Audio f212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。
JL Audio f212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JL Audio f212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、JL Audio f212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JL Audio f212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。
