Gebruiksaanwijzing /service van het product C48 van de fabrikant McIntosh
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McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, New Y ork 13903-2699 Phone: 607-723-3512 www .mcintoshlabs.com C48 Au dio P rea mpl ifier Owner ’ s Manual.
2 The lightning ash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s en - closure that may be of sufcient magnitude to constitute a risk of electric shock to persons.
3 Y ou r decision to o w n t his McIntosh C48 Audio Pre- amplif ier ran ks you a t t he v er y top a mong discr i m i- nati ng music listener s. Y ou now ha ve “The Best. ” T he Mc Intosh ded ication to “Qu alit y , ” is a ssu ra nce t hat yo u wi ll rec eiv e many year s o f musical enj oyment f rom th is u n it.
4 Data P or t Connectors The C 48 Data O ut P or t s send Remote Control S ign als to Sourc e Components. A 1/ 8 inch ster eo m in i phone p lug is used for con nection.
5 Introduct ion Per formance Features Introduct ion and Per formance Features The McIntosh C48 A ud io Prea mplif ier is one o f t he f i nest P rea mplif iers ever cre ated. T he versat ile Prea m- plif ier provides con nect ions f or var ious i nput sources both a nalog and digital.
6 Dimensions Dimensions The fo llowing d imen sions can assist i n deter mi n ing the best locat ion f or your C 48. There is a dditional in form ation on the next page per t ai n ing to i n sta lli ng the C48 i nto cabinets. 17- 1/2 " 44.45cm 13 - 1/4 " 33.
7 Installation Installation The C 48 can be placed upr ight on a t abl e or she lf, sta ndi ng on its four feet. I t also ca n be cust om in- stal led in a piece of fu r nit u re or cabinet of y ou r cho ice. The fo u r feet may be remo ved f rom the bot tom o f t he C48 when it is custom in sta lled as outli ned be - lo w .
8 Rear P anel Connect ions The identif ication o f Rear Panel Connec tions for the C48 Audio Preamplif ier is located on a separ ate fo lded sheet contai ned i n the O w ner’ s Ma nual Packet. Re fer to sepa r ate sheet “ Mc2B ” for the Rear Panel Con ne ct ions.
9 Connecting Components Connecting Components The C 48 has t he ability t o automatically switch pow er On / Of f to Sour ce Components via t he P ow er Cont rol con nect ions. The Data Por t Con nect ions allo w for the remote ope rat ion o f ba sic fu nct ions using t he C48 Remote Control.
10 Displays On Sc ree n Fu nct ions on t he Mc I ntosh Music Ser ver and a va r iet y of other McIntosh Comp onent s Remote Control P ush- But tons Pre ss t o Po wer the C 48 ON Selects one of the eight available A ud io Sour ces Selects a Di sc Play er, Music Ser ver or Recorde r Func tion.
11 How to use the Remote Control How to use the Remote Control The supplied H R0 72 R emote Cont rol is capab le o f di rect ly controlling t he f u nct ions o f contempora r y Source Components c on necte d to t he C48 via t he Data Po r t s.
12 IR Se ns or receives com ma nd s f rom a Remote Cont rol ST A N DB Y /O N Pu sh- but ton w ith ind icator, switches the C 48 ON or OFF ( Sta ndby ) and r eset s the m icrop roce ssor s V OLUM E C o.
13 Pu sh-butt on the Set up Menu wil l advance t o the next Men u Selection. Re fer to f igu re 3. 4. T o exit f rom the Set up Mode, press t he EQ B Y - P ASS/ SETU P P ush-but ton. T he LED abo ve the TR IM P u sh-button w ill ext i ng uish a nd the Fro nt Panel Disp lay will rever t ba ck to its nor mal d is- pla y .
14 1 . Pre ss and hol d t he EQ B Y P ASS/S ETU P P u sh- button u nt il the Set up Mode is act ive . The n press the OUT PUT 2 / ME N U ► P u sh-button t o sel ect the Set up Menu item “SETU P: S OURCE IN PUT , TU N ER :R CA ” . Re fer to f igu re 4.
15 4. R otate t he I N PUT Cont rol unti l “LEV EL : SR V R _._ ” appe ar s on the Fron t Panel Infor mat ion Displa y . The il lust r ation in f igu re 1 0 i ndicates a - 2 .5dB dec rease i n t he SR V R Level to match the v olume lev el o f t he CD I nput.
16 appea rs on t he F ront Panel Alphanumer ic Display . Re fer to f igu re 1 4. 3 . Pres s the EQ B Y P ASS/ SETU P P ush-but ton to exit the Set up Mode. 5 . Rotat e the V OLUM E/ ADJUST Con t rol unti l “ A c- tion: SO U R CE” appea rs. Ref er to f igu re 1 7 .
17 C. Pre ss t he 3, 2, 4, 2 and 9 P ush -but ton s w ith i n 5 sec onds. D . T he “Mc” Pu sh- but ton f lashes t w ice. Note: T o re set the Re mote Con tr ol to nor mal code s pe r form s tep s A and B th en e nte r 3, 2, 4, 2 and 8 for ste p C .
18 P ow er On and Off The Red LED abov e the ST A N DB Y /ON Push-but ton lights to i ndicate t he C48 is i n Sta ndby mode . T o switch ON the C48, press t he S T A N DB Y /ON Push- button on t he F ront Pane l or the ( Po wer On ) Pu sh-butt on on the Remote Control.
19 ance pe r form t he fo l lo wi ng: 1 . Pre ss the T R I M P u sh-button re peat edly on the Remote Control until “ B A LA NCE 0 d B” appear s on the Fro nt Panel Infor mation Display .
20 Af t er approxim ately 4 seconds the A lphanume r ic Displa y ret u r ns to i ndicate the Sou rce Sel ect ion and V ol u me Level . Mono Pre ss the Fron t Panel M ON O Pu sh-butt on to change f rom Stereo to Mono Mode f or the cu r rently se lected I nput Source.
21 outputs ( Mai n , Out put 1 , O ut put 2 and Headphones ) ex cept t he R EC OUT PUT . T he Fron t Panel Infor ma- tion Displa y wi ll i ndicate t he Source Name and t he w ord M U TE i n place of the act u al vo lu me set t ing. Re fer to f igu re 70 .
22 The il lust r ation to the r ight sho ws the f u nd a mental f requency r ange of acoustical musical inst r u ments and the hum an voi ce. I t also show s t he ra nge o f a djust ment o f f re quencies f or each of the Equ ali zer Cont rols o f the C48 at t he +6d B a nd - 6d B p oints.
23 Reset of Micropr oce ssors In t he u nl i ke ly ev ent t he controls o f the C 48 stop f u nc- tioni ng, the m icroprocessors ca n be re set by per form- ing t he f ollo wi ng: 1 . Pre ss and hol d t he S T A N DB Y /ON Push-but ton for approximately ten second s and t hen release.
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25 Photos.
26 Specif icat ions Specif icat ions Frequen cy Response +0, - 0.5 d B f rom 20Hz to 20,000H z +0, - 3dB f rom 1 5Hz t o 1 0 0, 0 00H z T otal Har monic Distor t ion 0.
27 Packi ng Instr uct ions Packi ng Instr uct ions In t he event i t is necessa r y to repa ck the equipment for shipment, the equ ipment must be packed exactly as sho w n belo w . It is v er y impor ta nt that t he fo u r plas- tic feet are at t ached to t he bot tom o f t he equipment.
The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice. Printed in the U.S.A. McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, NY 13903 www .mcintoshlabs.
Een belangrijk punt na aankoop van elk apparaat McIntosh C48 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen McIntosh C48 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens McIntosh C48 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding McIntosh C48 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over McIntosh C48 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van McIntosh C48 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de McIntosh C48 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met McIntosh C48 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
