Instruction/ maintenance manual of the product 750 Perreaux
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Prisma 750 Monoblock Power Amplifier Owners Manual.
2 P e rre a u x Indus t ri e s L i m i t e d m a ke s no w a rra nt y for t he us e of i t s p rod uc t s, o t her t han t hose e x p re s s l y c ont a i ne d i n t he w a rra nt y de t ai l e d he re i n.
3 i i i i I n t roduci n g the Perrea ux 750 Pow er A m pli fi e r Cong ra t ul a t i ons on y our P e rre a ux 7 50 p urcha s e . T o rea li se t he full p o t ent ia l of y our uni t y ou ne e d t o a pp re c i a t e a l l a s p e c t s of i t s o p era t ion.
4 ii ii ii ii I m portan t Safe t y I n st ru cti on s Note : A l l s afety an d ope r a ti on i nstruc ti on s shou l d be re ad c a r e f ul l y be f ore t h e 75 0 i s ope ra te d. Ke e p th e O wne rs M an ua l i n a saf e place f or f utur e re f e r e n c e .
5 D O N O T a t t e m pt t o re p a i r t he 750. In t he e ve nt of a p roble m , p le a se c ont a c t y o ur P e rre a ux d e a l e r. D O N O T o p e ra t e t hi s p roduc t i n a n e x p l os i ve a t m os p he re . C au ti on! Th e 750 is a n e x tr e m e l y high pow e re d, c onv ect ion c ooled a m pl if i e r .
6 iii iii iii iii T able of Co n t en ts i i i i I n t r o d u ci n g t h e Pe r r e a u x 7 5 0 P o w e r Am p li fi er ..... ... ... ... ... ... ... .... ... ... ... ... ... ... .... ... ... .3 i i i i i i i i I m p o rtan t Sa fet y I n st r u c t i o ns .
7 1 1 1 1 Un pack i ng an d Placem en t T he 750 i s p a c ka g e d for m a x i m u m p rot e c t i on. P l e a s e c a re ful l y re a d t he i ns t ruc t i ons be l ow be fore p roc e e di ng t o unp a c k t he uni t . Be e x t re m el y ca re ful .
8 V e n ti l a t io n R e q u i r e m e n t s T he 750 i s a hi g h-p ow e re d a m p l i fi e r. F or o pt im al p erform anc e , t he unit M U S T re c e i v e a de qu a t e ve nt i l a t ion. P l e a s e do not i ns t a l l i n a s e a l e d c a bi ne t .
9 2 2 2 2 I n st an t I ns ta ll If y ou a re l i k e us , t he first t hing y ou w i l l w a nt t o do is t o p la y y our favouri t e p i e c e of m us i c t hroug h y our new 750. T he foll ow ing inst ruct ions are w rit t e n t o e na bl e y ou t o ac hi e ve t his as quic kly as p o s s ibl e.
10 St a r t yo u r s o u r ce c o mp o n e n t S w i t c h on t he s ourc e c om p one nt bot h at t he wal l and on it s fron t p ane l. Ensure y ou ha ve s om e s ourc e m a t e ri a l i ns e rt e d a nd p re s s p l a y .
11 3 3 3 3 F ron t Pane l F u n cti on s Po w e r I nd icat o r T he i ndi c a t or l i g ht i s an L E D t ha t s how s t he st a t us of y our 750 monobl oc k p ow e r a m p l i fi e r. O f f T hi s i ndi c a t e s t hat t he a m p li fi e r is ei t her not conne ct e d t o t he ma ins s upp l y , or t he uni t i s i n s t a ndb y .
12 4 4 4 4 R ear Pan e l F un ctio n s C au ti on! P l ea s e m a ke a l l c h a ng es a t mini m um v olum e setti ng . O n l y i ncre a se t h e vol um e a f ter the c on ne ct i on s h a ve b ee n ma de . Ser ial N u m b er T he s e ri a l nu m be r is unique t o y our 750.
13 F use Rati n g T he fus e ra t i ng di s p l a y ed he re , re fe rs t o t he ra t i ng of t he m a i ns i n le t fu s e . F or m ore i nform a t i o n on fus e ra t i n g s , p le a se re f er t o Chap t er 13 “ S p e c i fi c a t i ons ” .
14 T he p l ug m us t fol l ow t he s p e c i fi c a t i ons a s p er t he f ol l ow i ng di a g r a m : Sl ave Tr ig g e r O u t p u t A p a ra l l e l s l a ve t ri gg e r out p ut i s p rovi de d t o s w i t c h on or off an y conne c t ed p e ri p he ra l s t o t he 750.
15 Re fe r t o Cha pt e r 13 “ S p e c i fi c a t i ons ” , for de t a i l on i np ut s ensit ivi ty a nd i m p e da nc e . Note : P l ea s e set the i nput c on f i gu ra t i on swi t c h to t h e a ppr opr i a t e setti ng .
16 5 5 5 5 Spe ci al Desi g n Phi losophi es P e rre a u x ha s b e e n d esi g nin g and m anufa ct urin g on ly t he hi g h e s t qua l i t y audi o c om p one nt r y for m ore t ha n a qua rt e r of a c e nt ury .
17 “ F orm a nd fu nc t i on” are bot h t oug h ma s t ers. T hat i s w h y our a m p l i fi e r he a t s i nks a re not hidde n, but inst ea d fea t ure p romi nent l y in al l our desi g ns . W e m a ke no e x cuses for p roduci ng s ome of t he m os t di s t i nc t i ve hi g h- e nd a udi o p roduc t s on t he p la ne t .
18 6 6 6 6 Spe ci al Desi g n F e at ure s R u g g e d Bu i ld Qu a l it y M e c ha ni c a l s t re ng t h ha s bee n a ha l l m a rk of Perre a u x p roduct s s inc e t he c om p a ny fi rs t s t a rt e d p ro duc t i on ba c k i n 1974.
19 DC O f f s et P rote c t i on T h i s s y s t e m s e ns e s i f a ny di re c t c urre nt (D C) is p resen t at t he 750 ou t p ut t e rm i na l s and disconn ec t s t he outp u t t o a voi d p o t e n t ia l s p ea ker dam a g e.
20 7 7 7 7 M axim isi ng Sy st em Poten ti al I n t e r con n e c t s an d Sp e a k e r Ca b l e s A n oft e n- i g nore d a re a i n hi g h fi de l i t y s y s t e m s i s t he c a bl i ng c onne c t i n g t he va ri ous c om p one nt s .
21 T he re j e c t i on rat io ac hi e ve d is descri be d in mi nus dB. T he C M RR of a s ys t e m fol l ow s t he formul a 20Lo g ( V output / V input ). I n ot her w ords a CM RR of – 40dB m e a ns t ha t al l g arba ge ent eri n g t he unit w il l be ma d e 100 t i m e s s m a l l e r.
22 8 8 8 8 T he Pow er M OSF E T T oda y w i t h t he vast num ber of t e c hni c a l ac h ie ve me nt s occ ur ri n g around t he w orl d, m a ny di s c ove r i e s a r e ove rs ha dow e d or obs cur e d by s ome t hat ma y a pp e a r m ore i m p ort a nt t o t he g e ne ra l m edi a .
23 t he i r m uc h s m a l l e r s i z e , no fi l a m e nt s a nd g re a t e r re l i abi l i t y w i t h r e duc e d vul ne ra bi l i t y t o p h ys ic a l d a m a g e.
24 H ig h Fr e q u e n c y R e sp o n s e P roba bl y , from t he s oni c qua l i t y p oin t of vi e w, t he m ost im p ort ant im p rovem e nt i s t he p ow e r M O S F E T s va s t l y s u p e ri or hi g h fr e que nc y re s p ons e .
25 9 9 9 9 Care an d M ai n te n an c e T he 7 50 has bee n desig ne d t o p rovide ma ny y ea rs of t rouble free enj oy me nt . It ’s i m p ort a n t t o kee p t he ex t eri or of t he unit cl ea n and t o p eri odic al l y ensure t ha t t he a i r-c ool i n g g r il ls re ma i n cl e ar from obs t ruc t ion.
26 1 0 1 0 1 0 1 0 W arran ty I n form at i on an d Obtain i n g Servic e 1 Ye ar L i m it e d W a r r a n t y T he P e rre a ux 750 i s w a rra nt e d t o be fre e from de f e c t s in m a t eri a l .
27 1 1 1 1 1 1 1 1 E x t e nde d W arran t y R eg i st rat i on Form P l e a s e c om p l e t e t his form and ei t her fax , ma il or s ca n and e- m a i l it t o P erre a ux Indus t ri e s L t d.
28 1 2 1 2 1 2 1 2 F au ltf i n din g Y our Sy st em Ca u s e a n d E li min ati o n o f H u m H um i s a p a rt i c ul a rl y annoy ing form of noise in any hig h fide l it y s y s t e m a nd a t s om e t i m e ha s be e n e x p eri e nc e d by m a ny of u s .
29 W he n a p i e c e of e qui p m e nt i s s upp l i e d w i t h a t hre e p in m ai ns/l i n e supp ly l e a d a l l t hre e p ins m us t be c onne c t e d i n t he c orre c t fa shion - s e e y o ur de a l e r i f i n doubt .
30 S tep 1 – Loudspe a ker s P RE A M P LIFIE R 7 50 A B 750 Cha nge t he louds p ea ke r le a ds from one louds p ea ker t o t he ot he r. If t he faul t re m a i ns i n l ouds p e a ke r ‘A ’, t he n l ouds p e a ke r ‘A ’ i s a t fa ul t , g o no furt he r.
31 If t he fa ul t s t a ys i n louds p ea ke r ‘A ’ , t hen it is p robabl e t hat t he faul t ma y ex i s t w i t hi n t he a m p li fi e r. C au ti on: C ha ng i ng of an y c on ne c t or s must b e c a rr ied out at a mi n i m u m v olume setti ng .
32 Fa u lt fi nd ing Flo w c h ar t S w a p l oudsp ea ker c onn e c t i o ns F a ul t i n l ouds pe a ke r A F a ul t i n l ouds pe a ke r A ? S w a p a m pl i fi e r out put s Re s t ore spe a ke r .
33 1 3 1 3 1 3 1 3 Spe ci fi catio n s T he 750 s p e c i fi c a t i ons a re de t a i l e d i n br ie f and t hen subs eque nt l y in m ore de t ai l . In t he de t a i l e d ve rsion, we a t t e m pt t o ex p la in t he sig ni f ic an ce of e a c h s p e c i fi c a t i on.
34 P owe r C on s um pt i on Idl e ................................................................................................................... 65W M a x i m um ...................................................................................
35 T he a m ount of a m p l i fi c a t i on t he am p li fi e r i s a s s e rt i ng on t he i np u t sig na l . G ai n c a n be c a l c u l a t e d by divi di n g t he ra t ed out p u t b y t he i np u t s e ns i t i vi t y . Dy n a m ic He a d r o o m .
36 1 4 1 4 1 4 1 4 Phy sic al Di m en si on s.
37 1 5 1 5 1 5 1 5 Cont act Deta i ls F or m ore i nform a t i on p l e a s e c ont a c t y our P e rre a ux d e a l e r, or c ont a c t : P e rre a u x Indus t ri e s L t d P O Box 305 M o s g i e l D une di n 9053 N e w Z e a l a nd P h: +64 3 489 2975 F a x : +64 3 489 2976 E -m a i l : i nfo@p erre a u x .
38 Ins ta ll a tio n N o te s.
An important point after buying a device Perreaux 750 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Perreaux 750 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Perreaux 750 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Perreaux 750 you will learn all the available features of the product, as well as information on its operation. The information that you get Perreaux 750 will certainly help you make a decision on the purchase.
If you already are a holder of Perreaux 750, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Perreaux 750.
However, one of the most important roles played by the user manual is to help in solving problems with Perreaux 750. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Perreaux 750 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
