Manuale d’uso / di manutenzione del prodotto SA-103 del fabbricante Plinius
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2 CONG RATULATIO NS on your de cision to become the pr oud owner of this Plinius SA- 103 Po wer Am plifier. This manual has been prepared to hel p you und er stand the ope rat ion of your amplifier, and to provide inf or mation abo ut its desi gn and t he vari ety o f w ays it ma y be us ed.
3 DESI GN PHILOSOPH Y Fro m a dist ance yo u can see th at the design of the Plin ius pr oducts is mo re than an appli ed styl ing exercise to t he front panel. We have star ted from th e ground up to produce a casing for our electronics that is un rival l ed in it s physic al st ren gth and vi sual si mplic it y.
4 C ONTENTS Int roduct ion .................................................................................................................. .................. Page 3 Prec aut ion s ....................................................................
5 P RECAUT IONS Please t ake spec ial not e of the f ollowing pr ecautions bef ore oper ating yo ur new ampl ifier: • The P linius SA-103 P ower Ampli fier ca n be op erated in mon o mode d elive ring up to 460 wat ts into 8 ohms . Thi s amp lifier is als o cap able of a very large pe ak curren t de livery .
6 A MPLIF IER F EAT URES – F RO NT P ANEL F RON T P AN EL L AYOUT S HOWING M UTE A ND B IAS S WI TCHES MUT E S WIT CH It is not rec omm end ed p ractice to inte rfe re wi th the i np ut ca bles while the a mplifi er is switc hed on and conn ected to the loud spe ake rs, so a M ute bu tton i s fi tte d to in terru pt the inp ut s ign al.
7 CLA SS A: This po sition provides Class A bias to the out put stage therefor e ensuring the optimum pe rformanc e of th e am pli fier d uring a ll li steni ng ev en ts . Cla ss A a mplif iers ru n hot ter th an Cla ss AB amplifiers, hence our specially designed and distinctive heat sinks.
8 Z258 RCA STE REO RCA BRIDG ED MONO X LR BALANCED MONO X LR ST EREO PUSH PUSH C A UTIO N RISK OF ELEC TRIC SHO CK DO NO T OPEN A MPLIF IER F EATU RES – R EAR P ANEL This panel incorporates all the te rminals for connecting the input signals from your preamplifier, and out put to t he loudspeakers, an d mains supply.
9 AMPLIFIER CONFIGURA TION SELECTOR REFER T O OWNERS M A NUAL FO R USAGE INSTRUCTIONS RC A ST ER EO RCA BRI DGED MONO XLR BALANCED MONO XL R S TER EO A LL MONO /BRI DGE OPTIONS USE RI GHT INPU T A ND .
10 The ACS s witch opt ions a re: RCA S TEREO : Thi s opti on provi des a stereo outp ut via b oth lef t and right outp ut cha nnels from a stere o signal co nnec ted t o bo th left and ri ght input RCA in puts.
11 O UTP UT TER MIN ALS - B RIDGE D/ MON O In br idged/mono mo des, the lo udspeakers u til ise only t he posi ti ve (+) o ut puts o f yo ur Plin ius SA- 103.
12 I NSTALLAT ION AND O PERATIO N PL ACEMEN T AN D V ENT ILAT ION Your Plinius SA-103 is designed to opera te at a modera tely high t emperat u re, even more so when u sed in Class A . The i deal locat i on i s on a rigid st and or floor mounted away f rom direct co ntact wit h any temper atur e sensitive mat erials or deep pile c arpets.
13 RCA S TER EO RCA BRIDGED M ONO XLR BALANCED MONO XLR ST EREO PUSH PUSH I NP UT /O UTP U T C ONNECTION R EAR P AN EL S HO WING L OC ATION O F I NPUT /O UTP UT T ERMINALS It is important that you con.
14 RCA ST EREO Conn ect you r p ream plifie r or i nput s ign al to the tw o RC A inp uts a t the top o f the amp lifie r ba ck p ane l. Make sure yo u connect the r ed coded cabl e to the red RIGHT R CA i nput and the blac k (or whit e) cable to the bl ack L EFT RCA input.
15 XLR BALANCED MONO As with RCA Bridg ed Mono, this option configu res your amplifier to drive one louds peaker, but from one balanc ed lin e input con nected t o the RIGHT XLR In put. In bal anced mon o mo de the onl y input made to your preamplif ier is to the RIGHT channel XLR input.
16 P HAS ING ( OR PO LAR I TY) It is important to achieve go od ster e o imaging in your li stening room. By observing the wi ri ng instructions above, each Power Amplifier/loudspeaker comb inatio n should be in phase.
1 7 SA -103 F EAT URES ERR OR DETECTION The Plinius SA-103 Po wer Amplifier has in-buil t error detection. This will function unde r the following conditions: • When t he amplifier is overdr iven/cl.
18 LED BRI GHT NESS CO NT ROL Your P linius SA-103 h as a n intern al LED brig htnes s cont rol tha t will a djus t all thre e fron t pane l LED’ s. A small fl at bladed screwdriver can be used to adjust t he b rightness.
19 L OUDSPEAKER S ELECT ION Your P linius SA-103 P ower Amp lifi er is d esi gned for use with h igh fi delity louds pea kers . It shou ld not b e used to operat e any other t ype of appl iance or equipment. Choice o f loudsp eak ers is one of pers ona l ta ste, providi ng the ch osen loud spe ake rs are s uitab le for us e with your amplifier .
20 W HY C LASS A I S B ETTER Class A has al ways been regar ded as the perfect operating mode f or audio ampl ifi ers. Man y leading amplif ier designer s and manuf act urers world w ide recognise t hat a well designed Cl ass A circ uit has inh erently lower d isto rti on than any other de sig n.
21 S PEC IFICATIO NS 125-W ATTS RMS PER CH ANNEL INTO 8 OHMS. BOTH CHANNELS DRIVEN FROM 20Hz TO 20kHz. B RIDGED /B ALANCED M ONO O UTP UT : 460 Watts RMS 2 0Hz to 20kH z int o 8 ohms . F REQUE NCY R ESPONSE : 20Hz to 20kH z ± 0 .2dB . -3 dB at 5Hz and - 3dB at 7 0kHz .
22 I NDEX ACS (Ampli fier C onfig urat ion Sel ector) ........................................................................................ P age 9 Bal anced Sign al ..................................................................................
23 C ONTA CT D ETAI LS All operational , tech nical and descript ive mat erial publ ished here is subjec t t o change at any ti me wit hout notice. For further product informat ion or queries, please co ntact us at the address below. PL INIUS pr oduc ts ar e design ed and manuf act ure d by: Plinius Audio Lt d.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Plinius SA-103 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Plinius SA-103 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Plinius SA-103 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Plinius SA-103 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Plinius SA-103, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Plinius SA-103.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Plinius SA-103. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Plinius SA-103 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
