JL Audio IWS-SYS-1 manuale d’uso

IW S- SY S- 1 IW S- SY S- 2 O w n e r ’s M a n u a l[...]

| Fathom I WS Pag e 2 IMPO RT ANT S AFET Y IN STRUCTI ONS 1 ) Read t he Inst ruc tions — A l l sa fet y and oper ati ng in str uc t ions sho u ld be read before t he subw oofer is oper ated. 2 ) Reta in t he Inst ruc tions — e sa fet y a nd operat ing i nst r uct ions should be reta i ned for futu re reference. 3 ) Hee d W arn ings — A l l[...]

Pag e 3 | Fathom I WS 12) C l e a n i n g — e subwoof er a nd a mplier shou ld be clea ned on ly as recommended i n t he operat ing i nst r uct ions. 13 ) Non us e Periods — e power cor d of t he subwoofer amp should be unplugged f rom t he outlet when t he subwoofer is le unuse d for lo ng per iods of ti me. 1 4 ) Lig htn ing a nd [...]

| Fathom I WS Pag e 4 FC C COM PLIANCE ST A TE ME NT NOTE :  is eq uipment h as b een te ste d a nd found t o comply w it h t he li m its of Pa r t 15 of t he FCC Ru les . es e li m its a re de sig ned to prov id e rea sona ble prote ct ion ag ai ns t ha rm f u l inte rfe rence i n a resid enti a l in st a ll ati on.  is equ ipment gen era[...]

Pag e 5 | Fathom I WS PRODUCT OVERVIEW JL Aud io F at hom IWS subwoofers combine a state- of -t he-ar t JL Audio subwoofer dr iver and elec t ronics/ a mpli er pack age w it h a hig h ly opti mi z ed enclosure to del iver an e xcept ional l isten ing e xp erience i n your home t heater or ho me aud io system . e subwoof er d r iver in your Fa[...]

| Fathom I WS Pag e 6 PLA CING Y OUR F A THOM I WS CABINETS IN Y OUR LIST ENING ROOM: Y our l isten ing room or t heater is a n integ ra l pa r t of your sou nd reprod uc t ion sys tem. e physica l d imensions of t he room and its f u rn ish ings , materia l s, doors a nd wi ndows play an impor t ant role in de n ing how your sys tem sound s.[...]

Pag e 7 | Fathom I WS MORE INTENSE RECOMMENDED SUBWOOFER PLACEMENT ZONES (F or Single Subwoofer) MORE INTENSE SMOOTHER SMOOTHER COMPROMISED SEA TING POSITIONS (Results in weaker , uneven bass per formance) BEST SEA TING POSITIONS (Most accura te bass per formance) COMPROMISED SEA TING POSITIONS (More intense , but less accurate bass per formance) W[...]

| Fathom I WS Pag e 8 SPE CIAL AMP LIFIER C ONSIDERA TIONS FOR RA CK MOUNTING OR CU STOM CABINET INST A LLA TIONS Fathom IWS a mpli ers a re desig ned to be “ bui lt- i n ” f riend ly . A l l t y pica l ly needed c on t rols a re located on t he front panel . A Fa t hom IWS a mp ca n be ea si ly integ rated i nto an equ ipmen t ra ck or cus [...]

Pag e 9 | Fathom I WS Recomme nded Subwoof er Placement O ptions f or Tw o Fathom IWS boxes Using T wo Fathom IWS Enclosur es W hen usi ng two Fat hom IWS boxes, t r y placement a long the f ron t wa l l nea r t he front le and r ight spea ker s, or at t he center points of opposing w a ll s as shown at r ig ht. Ex per i men t ation w ith l iste[...]

| Fathom I WS Pa g e 10 1 2 3 1 2 3 Recomme nded Subwoof er Placement O ptions f or Three Fathom IWSs 1 2 3 1 2 4 1 2 3 4 3 4 Recomme nded Subwoof er Placement O ptions f or Four F at hom IWSs Using Thre e or Four F ath om IWS box es Res ea rch ind ic ate s t hat t h e smoot hest bas s respons e fo r a la rge li steni ng a rea ca n be ac hieved u s[...]

P a g e 11 | Fathom I WS Rear Contro ls and Connec tors e labeled Fig u re below depi c ts t he rea r pa nel of a Fa t hom IWS subwoofer . Front Control Pane l e labeled Fig u re below depi c ts t he f ront co nt rol panel of a Fathom IWS subwoofer . A. R .O. p a g e 12 -1 3 Power pa ge 12 Input Mode pa ge 13 Leve l Mo de pa ge 13 Master Leve[...]

| Fathom I WS Pag e 12 FRON T P ANEL C ONTROLS IN DET AIL Power Swi tch e “P ower” sw itch deter mi nes t he operat ional read i ness of t he Fathom IWS sys tem and shou ld be t he only sw itch u sed to t ur n t he Fa t hom IWS a mp on and o. Do not use a p ow er st r ip switch, s w itched outlet or a ny other ex ter na l sw itch as t hes[...]

Pa g e 13 | Fathom IWS Demo Button e Demo button tr ig gers a 20 sec ond l ong tone sequence t hat briey demonst rates t he sou nd of the Fathom IWS subwoofer . e Demo f unc tion is u sef u l for sho wcasi ng t he output capabi lit y of t he Fa t hom IWS a nd to veri f y t hat t he Fa t hom IWS ( or mult ip le Fat hom IWSs ) are oper ation[...]

| Fathom I WS P a g e 14 Master Level Knob e Mas ter Le vel Knob is u sed to control t he output level of the Fat hom IWS when t he V ar iable L evel mode is se lecte d on the f ron t control pa nel. W hen rotated f u lly c ounter clock w ise , the Fat hom IWS’ s output wi l l be f u l ly muted. W hen at the “0” or st ra ig ht up position,[...]

Pa g e 15 | Fathom IWS E. L . F . T rim e Ex t reme Low Frequency (“ e. l.f. t ri m”) knob a l lows t he user to apply a cer ta i n amou nt of signa l equa l i zat ion at 23 H er t z ( ex t remely lo w ba ss ). At fu l l counterclock w ise rotat ion, the sig na l at 23 Hz i s cut by 12 dB. At “0” t he equa l iz er is set  at fo r z er[...]

| Fathom I WS P a g e 16 C ONNEC TING Y OUR F athom IW S Balanced In puts If your home-t heater receiver or preampli er/ proces sor pro v ides ba l ance d outputs, t he Fat hom IWS amp’ s ba la nced i nputs are t he preferred connec t ion. Ba la nced con nect ions are u sed ex tensively i n prof e ssional s tud ios a nd sound rein for cement a[...]

Pa g e 17 | F athom IWS Unbalanc ed Inputs e Fathom IWS subwoofer amp featu res i ndiv idua l le a nd rig ht unba la nced RCA -t y pe i npu t con nectors. e se a re the mos t commonly u sed con nectors for h ome audio applic ations a nd must be us ed if you r receiver or preampli er/ process or does not pro v ide ba la nced outputs . W [...]

| Fathom I WS P a g e 18 Input Mode S witches: T wo switches a re loc ated on the rea r pa nel to control unba la nced sig na l grou ndi ng a nd master/ s lave operation. “Ground ed / Isolate d” Switch e “Gro u nded / Isolated ” Input Mode sw itch ae cts on ly t he unba la nced RCA i nput s a nd is desig ned to fac il itate a qu iet, [...]

Pa g e 19 | Fathom I WS “Outp ut to Slave” Connecto r If you are oper ati ng more tha n one Fathom IWS subwoofer in one ho me t heater sys tem, you wi l l desig nate one Fa t hom IWS a s the Ma ster ( see p age 20) , a nd then feed sig na l f rom it to the rema in ing “ Slave” Fa t hom IWSs v ia t h is ba la nced X LR out put. e “Outpu[...]

| Fathom I WS Pag e 2 0 SYSTEM CON NEC TIO N DIAGR AM 1 : One Fatho m IWS to Hom e Theate r Rece iver or Home Theater Preamp /Processor Most home t heater re ceiver s and prea mp/ pro ces sors prov ide a si ngle ( mono ) subwoofer out put. W hen con nect i ng a mono subwoofer output to your Fat hom I WS, you w i ll on ly u se t he Fathom I WS’ s [...]

Pa g e 21 | Fathom IWS SYSTEM CON NEC TIO N DIAGR AM 2: Mul tipl e F at hom IWSs to Hom e Theate r Rece iver or Home Theater Preamp /Processor T o g reat ly si mpli f y usi ng mu ltiple subwoofers i n a si ngle home t heat er sy ste m, Fat hom I WSs i ncor por ate a “Ma ster/Slave ” sig na l d i st r ibut ion sy st em.  is a l lows control o[...]

| Fathom I WS Page 2 2 STEREO AC TIVE CROSSOVE R (BALANCED OUTPUTS) LO W OUT (SUB OUT) OR STEREO AC TIVE CROSSOVE R (UNBALANCED OUTPUTS) RIGHT LEFT LO W OUT (SUB OUT) FA THOM REAR CO NTROLS (MASTER) FA THOM REAR CO NTROLS (MASTER) SYSTEM CON NEC TIO N DIAGR AM 3: One Fatho m IWS in Mon o to T wo -Channe l Audio S ystem W hen con nect i ng a Fat hom[...]

Pag e 23 | Fathom IWS SYSTEM CON NEC TIO N DIAGR AM 4: T wo Fatho m IWSs in Ster eo to T wo -Channe l Audio S ystem W hen con nect i ng t wo Fathom I WSs in s tereo to a t wo -cha n nel aud io sys tem you w il l on ly us e t he “Le  or Mono ” input s of each Fat hom IWS . e “Input Mode” s wit ch on each Fat hom I WS wi l l be se t in [...]

| Fathom I WS Pag e 24 REC OMMENDE D SETUP P ROCEDURES 1 ) P repa r at ion for Se tup Pro ces s: ..................................... 2 4 -2 5 2 ) Apply A.R .O: .................................................... 2 6 -2 7 3 ) L e vel Set ti ng: ....................................................... 27 4 ) Polar ity/Phas e Ad jus tment: .........[...]

Pag e 2 5 | F athom IWS On th e F athom IWS’ s Front Panel: Please t ur n o t he home theater receiver or prea mp /process or to mak e the se adjust m ents. 1. “Po wer” Sw itch Fl ip each Fathom I WS’ s “Pow er” sw itch to t he “On ” p osition. 2 . “Lig hts” Switch Fl ip each Fathom I WS’ s “Li ghts” sw itch to t he “[...]

| Fathom I WS Page 26 REC OMMENDE D SETUP P ROCEDURES ( continued) Subw oofer System Setup: Once you have set t he con t rols on your home theater rec eiver or p rea mp/ process or and on your Fathom I WS( s ) to t he set t ings rec ommended on pages 24 - 25, you are ready to beg i n set t ing up your Fat hom IWS for op t i mum pe r form a nce . In[...]

Pag e 27 | Fathom IWS e ) Wit hi n 5 sec onds of p res sing t he “Ca l ibrate” button, retu rn to you r prim ar y li steni ng se at and hold the m icropho ne i n your norma l, se ated head position at the approxim ate height of yo u r ea rs. f ) A nois e sequence w i ll b e played th rough t he Fat hom IWS th at sounds l i ke has hy stat ic (l [...]

| Fathom I WS Page 28 3 ) Polar ity a nd Phase Adjustment It is oen helpfu l to have a second person operat ing t he se controls so t hat you ca n ea sily he ar t he cha nges f rom t he prima r y l isten ing s eat. Lis teni ng to fa mi l iar s ource mater ia l (p referably music w ith goo d upper bass a nd midbas s response ), ip t he “Po l[...]

Pag e 29 | Fathom IWS FREQUENT L Y ASKED QUES TIONS Is the Fathom I WS magne tica l ly sh ielded? Fathom IWS subwoofers are not m ag net ic a l ly s hi elded . T o avoid m ag net ic di stort ion w ith c ert a in tele v ision ty p es, plac e t he Fa t hom IWS at lea st 3- 4 feet ( 1 - 1 . 5m ) from your s creen. Wil l my elec tr ic bil l be hi gh i [...]

| Fathom I WS Pag e 3 0 TROUBL ESHOOTING No sound from subwoofer . 1 . V er if y t hat Fat hom IWS amp is plug ged in, t ur ned “ON” & t hat f ron t pa nel lig hts a re “O N ” . If t he Fat hom IWS amp w i l l not power up , check t he ci rcu it breaker t hat fee ds its out let. 2. T es t subwoof er u sing DEMO button on front panel of [...]

P a g e 31 | Fathom I WS LIMIT ED WA RR ANTY / SERVICE INF ORMA TION JL A U DI O wa rr ants t h is product to be f ree of defec ts i n materi a ls a nd workma ns hip for a period of t hree ( 3) y ea rs f rom t he orig ina l d ate of purchase . Da mage cau sed by t he followi ng is not covered under wa r ra nty : accident, mi suse , abuse, product m[...]

Specifications IWS-SYS-1 Fathom I WS hom e subw oofe r IWS-SYS-2 Fa tho m IWS home subwoofer Enclosure T ype: Single Sea led Encl osure T wo Sealed Enclosures Driver(s): 1 3.5-inch (nominal diameter ) 1 3.5-inch (nominal diameter) in eac h of t wo enc losure s Frequency Response (anechoic): 26 Hz - 10 1 Hz (+/- 1 . 5 dB) -3dB at 25 Hz / 1 12 Hz - 1[...]