V90-HPA - Musical Fidelity
Contents
1. We sincerely hope that it will bring you many years of outstanding listening pleasure Installation Precautions Your new V90 HPA is designed and built to provide trouble free performance but as with all electronic devices it is necessary to observe a few precautions Do not use the V90 HPA near water The unit must not be exposed to dripping or splashing and no objects filled with liquids such as vases must be placed on the unit Keep the V90 HPA away from heat such as radiators No naked flame sources such as lighted candles should be placed on the unit Power Supply Note Only use approved Musical Fidelity DC power supply The use of other adaptors or supplies could seriously damage the V90 HPA This Hi fi product has been tested to ensure that its operation is not adversely affected by normal background levels of Radio Frequency Interference R F I and that it does not itself generate excessive amounts of interference However if a problem persists please contact your Musical Fidelity agent Never open the case of the V90 HPA yourself as this will invalidate the guarantee Place all connecting cables where they are not likely to be walked on or trapped by items placed on them The V90 HPA will operate in accordance with its specifications within the following environmental range Temperature 5 to 45 degrees Celsius Humidity 10 to 9096 non condensing There are no user adjustments inside Please refer all service work t2. V90 HPA Headphone Amplifier and 24 bit 96 kHz Asynchronous USB DAC Instructions USB input A good quality USB A to B cable is required to connect the unit to the computer Plug the B square end into the socket in the back of the V90 HPA Plug the A rectangle end into a free USB socket on your computer Additional USB information On the host computer a new device will be available whenever the V90 HPA is plugged in Use this device to listen to music stored or played from this host computer CD MP3 WAV files played on any software should now play through the internal USB DAC This device works with the normal USB audio drivers as supplied with Windows XP Windows VISTA Windows 7 8 and Apple OS X and later Musical Fidelity does not supply or support any third party or update drivers for this device The computer drivers for the USB input of the V90 HPA should install automatically If they do not please consult computer system administrator technical support To check correct installation follow these steps PC Windows users Check the computer has picked up the device and is currently using it by clicking most Windows versions Start Settings Control panel Sounds and Multimedia Audio Check V90 HPA 24 96 appears under PREFERRED AUDIO DEVICE tab Mac users Check the computer has picked up the device and is currently using it by clicking MAC OS X System preferences Hardware S
3. akalevyssa kertoo ett tuotetta ei saa k sitell normaalina talousjatteena Ymp rist n suojelemiseksi on tuote pidett v erill n muusta j tteest ja se on kierr tett v ekologisesti kest v ll tavalla Ota yhteytt laitteen myyj n tai Pirkanmaan Ymp rist keskukseen l himm n kierr tyskeskuksen l yt miseksi mE AFSKAFNING mu Logoet med en skraldespand med kryds over pa bagsiden af apparatet indikerer at dette produkt ikke m kasseres som normal husholdningsaffald For at forebygge mulig skade pa milj et bedes De separere dette produkt fra andet affald og sikre at det bliver genbrugt p en milj rigtig m de Kontakt venligst de lokale myndigheder eller din forhandler for oplysning om n rmeste tilg ngelige opsamlingssted for elektronikaffald AlAAIKAZIA ANOPPIYHZ TO ZHMA ME TON AIATETPAMMENO TPOXHAATO KAAO ATIOPPIMATQN ZTHN MIZO OWH TOY MHXANHMATOZ AHAQNEI OTI TO MPOION AYTO AEN MPEME NA AIAXEIPIZOEI ZAN ZYNHOIZMENO OIKIAKO ATIOBAHTO TIPOZ AMO YTH ENAEXOMENHZ ETIIBAPYNZHZ TOY lIEPIBAAAONTOZ zEXOPIZTE TO l IPOION AMO TA AMA ATIOPPIMATA QZTE NA EZAZOAAIZOEI H ANAKYKAQZH TOY ME TON l IPETIONTA TPOTIO MAPAKAAOYME NA EMIKOINONHZETE ME THN TOTIKH YMHPEZIA ANAKYKAQZHZ H ME TO KATAZTHMA ATOPAZ TIA MEPIZZOTEPEZ AETITOMEPEIEZ Specifications Connections Dimensions Weight Accessories supplied Power 0 25W channel Output devices 2 Output impedance 500 THD 0 00596 typical Signal
4. ato riportato sul retro dell apparecchio indica che il prodotto non deve essere smaltito tramite la procedura normale di smaltimento dei rifiuti domestici Per evitare eventuali danni all ambiente separare questo prodotto da altri rifiuti domestici in modo che possa venire riciclato in base alle procedure di rispetto ambientale Per maggiori dettagli sulle aree di raccolta disponibili contattate l ufficio govenativo locale od il rivenditore del prodotto FACHGERECHTE ENTSORGUNG Das auf der Ger ter ckseite angebrachte Label deutet darauf hin dass das Produkt nicht mit konventionellem Hauskehricht entsorgt werden darf Um Sch den und Verschmutzungen an Umwelt und Mensch zu vermeiden muss das Produkt fachgerecht entsorgt und von anderem Abfall getrennt werden Wenden Sie sich bei Fragen hierzu an Ihren Fachh ndler oder an eine ffentliche Informationsstelle pem AFVAL a Het label op de achterzijde van dit apparaat een afvalbak op wielen met een kruis doorgehaald geeft aan dat dit apparaat niet samen met gewoon huishoudafval mag worden weggegooid Om mogelijke schade aan onze leefomgeving te voorkomen dient dit apparaat gescheiden van gewoon huishoudelijk afval te worden afgevoerd zodat het op een milieuvriendelijke manier kan worden gerecycled Neem voor beschikbare inzamelplaatsen contact op met uw gemeentelijke reinigingsdienst of met uw elektronica leverancier i HAVITTAMINEN Yliruksattua j teastiaa kuvaava tarra tuotteen t
5. nel of the product indicates that the product must not be disposed of as normal household waste To prevent possible harm to the environment please separate the product from other waste to ensure that it can be recycled in an environmentally safe manner Please contact your local government office or your retailer for available collection facilities B DISPOSITION La poubelle sur roulettes barr es X qui apparait en logo sur le panneau arri re du produit indique que celui ci ne doit pas tre trait comme un d chet domestique commun Afin de prot ger l environnement ce produit lectronique devra tre g r s par ment et donc recycl selon les nouvelles normes Europ ennes Rohs concernant les d chets d appareils lectroniques Pri re de contacter les services concern s gouvernementaux ou votre point de vente pour l limination et l enl vement de d chets lectroniques quip s de composants lectroniques E xml DISPOSAL La etiqueta cruzada hacia fuera del compartimiento que aparece en el panel trasero del producto indica que el producto no se debe reciclarse como basura normal de la casa Para prevenir dafios posible al ambiente separe por favor el producto de otras basura para asegurarse de que puede ser reciclada de una manera ambientalmente segura Entre en contacto por favor a su oficina gubernamental local o a su minorista para las instalaciones disponibles de la colecci n RIFIUTI E L etichetta del cassonetto barr
6. noise ratio gt 109dB Input impedance 25b KO Frequency response 0 1dB 20Hz to 80 kHz Power requirement 12V DC 500mA into 32 Ohms per channel Suitable for 10 600Q phones 20Hz 20 kHz A weighted Line level inputs 1 pair line level RCA connectors USB input 1 Type B asynchronous 16 24 bits up to 96kHz sample rate Line level outputs 1 pair RCA switch selected input fixed output at OdB or x1 Headphone outputs 1 Stereo Jack socket 6 35mm 74 1 Stereo Jack socket 3 5mm 7 Power input 1 3mm DC power socket Length 117mm 4 Width 170mm 6 Height 47mm 1 including terminals and volume including feet Unit alone 600g 1 lbs Total packed carton 1 1Kg 2 2lbs Power Supply Unit 12V DC 500mA 1 off Leaflet V90 HPA Instruct 1 off ions Musical Fidelity reserves the right to make improvements which may result in specification or feature changes without notice E amp OE Units 24 26 Fulton Road Wembley HA9 OTF England 44 208 8900 2866 http www musicalfidelity com Manual issue 01
7. o an authorised Musical Fidelity agent V9 Connections All connections must be made before the mains adaptor is plugged in and before any amplifier connected is switched on Always switch off the equipment attached to the V90 HPA before connecting or disconnecting power changing leads or inputs Inputs Using good quality RCA leads not supplied connect the left and right outputs from a CD player or other audio source to the V90 HPA INPUT sockets Outputs Two headphone sockets are available to allow a greater range of headphones to be used without need of adaptors Connect headphones into the correct output socket of the V90 HPA Note If connecting into an existing system the V90 HPA can conveniently be connected to the TAPE REC outputs of any pre or integrated amplifier If the TAPE REC outputs are still required by e g tape or CD recorder then the OUTPUT sockets back panel of the V90 HPA reproduce the input source currently selected by the setting of the INPUTS switch i e LINE or USB The back panel OUTPUT sockets are unaffected by the volume control and are therefore suitable for recording either from LINE or USB inputs Power Plug the DC connector lead from the power supply unit into the V90 HPA power inlet socket and plug the adaptor itself into a convenient wall mains outlet The blue LED will light to confirm the unit is ready for use Power LED Power switch USB Lock LED Input selector Volume control Ph
8. one jack 6 35mm Phone jack 3 5mm RCA inputs Left amp Right RCA outputs Left amp Right Async USB input DC power input socket VU fs MUSICAL FIDELITY Basic problem solving with an amplifier is similar to troubleshooting other electrical or electronic equipment Probable Cause No power Power supply not switched on Power plug is not fully inserted No sound analogue Volume turned right down No sound USB Wrong connections between input source and the V90 HPA USB device not working Check power supply is plugged in and switched on blue LED lit Plug into rear socket securely Check headphone lead is connected and secure Check INPUTS switch position and audio input lead connections Check volume is adjusted accordingly Take care not to turn up too high Check USB input lead is securely connected Green LOCK LED will light when an active digital USB stream is detected and USB input selected See Additional USB Information section to check computer has recognised and is using V90 HPA 24 96 for playback Audio connector not secure Insert plug so full contact is made If none of these actions affect a cure please contact the dealer or an authorised Musical Fidelity service agent Remember never open the case of the V90 HPA as this will invalidate the guarantee Eitem disposal information for Europe Sad Las DISPOSAL L7 P The crossed out wheeled bin label that appears on the back pa
9. ound Check that V90 HPA 24 96 is selected under the OUTPUT tab If the computer s warning sounds chimes are to played through the internal DAC make sure it is selected under the SOUND EFFECTS tab too This device is a high speed serial data processor and by its nature requires a very high volume of USB bandwidth It will benefit greatly from being the only device connected on Its USB port Sharing the same port with other devices may cause unwanted artefacts such as dropouts or temporary loss of signal This especially includes the use of the unit on a USB hub spiitter alongside other USB components With the USB cable plugged in the internal USB DAC is automatically recognised no matter what input is currently selected When INPUTS selector switch is set to USB the green LOCK LED will light to show that the USB DAC is correctly setup The green LOCK LED goes out when the INPUTS switch is set to LINE position but the internal USB DAC is still connected and ready to use whenever required Use With volume turned down switch unit on and plug in headphones Select USB or LINE INPUT as required using the input switch Adjust the volume control for a comfortable listening level sit back and enjoy the music These products have been designed so that it may be left on indefinitely but please note that the mains adapter may become warm to the touch this is normal Introduction Thank you for purchasing the V90 HPA headphone amplifier
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