Diablo Audio JP104 User's Manual
Contents
1. Moving coil MC 64dB OPTIONAL Moving magnet MM 42dB DIABLO CALLISTO Impedance TABU PHONO MODULE Moving Coil MC 20 or 100 Ohm Moving Magnet MM 47 200 S N ratio MC Input 250mV _ 1 2 gt 72dB MM Input 2 5mV 1kHz gt 84dB Input impedance in MC mode With the red jumper placed to the right side of the jumper sockets JP101 and JP301 the input impedance will be 100 Ohm in MC mode With the jumper placed to the left sider of the jumper socket the input impedance will be 20 Ohm in MC mode Input impedance in MM mode The input impedance MM mode is 47kOhm 200pF Switching between MM and MC yellow illustration The selection of MC or MM is made with jumpers JP100 JP102 JP104 JP300 JP302 and JP304 17 NOTES Serial2. We are not involved in hi fi for its own sake but strictly as a means to an end in the service of our life long love of the live music expe rience in all its sonic and emo tional glory Our higher goal is to bring to the listener a You Are There sen sation In taking up this chal lenge the Gryphon designers go back to basics to analyze the essential nature of the live music experience For us an aware ness of soundstaging ambience and concert hall dimensions are necessary components Dynamics and an unambiguous sense of instrument location even in the loudest passages are also high priorities To achieve these objectives Gryphon products offer excep tional speed and agility along with seamless coherence in the time domain Since 1985 Gryphon Audio Designs has quietly gone about the business of creating fine home audio components We know that you will appreci ate and enjoy the benefits of our accumulated expe rience and share our abid ing passion for music The Gryphon In Greek mythology fabled creature half lion and half eagle combining the power of the King of Beasts with the grace of the King of Birds The guardian of the source of gold and protector of the Dionysian cup of infinite wealth In the real world An acclaimed Danish audio engineering com pany employing cutting edge technology and common sense in the pursuit of the purest musi cal experience We fee
3. cables in every stage of the design of every Gryphon product Care Maintenance Gryphon products are handcraft ed by individuals who take great pride in the high level of fit and finish which we achieve To maintain your Gryphon compo nents in pristine condition please follow these simple instructions Metal surfaces may be cleaned with a damp cloth Some product made for treatment of vinyl inte riors in cars may be useful Test the product on a non visible sur face before using any fluids Acrylic surfaces should only be wiped with a very soft dry cloth Small scratches may removed with fiberglass polish Fingerprints may be removed with a damp cloth Do NOT use spirits or paper tissue Warranty The Gryphon Diablo is warrant ed against failures arising through faulty workmanship and materials for a period of 3 year from date of purchase The war ranty is not transferable This warranty is only valid in the country where the product was purchased All claims under this warranty must be made to the distributor in the buyer s country by return ing the unit securely packed in the original box with all acces 15 sories postage freight prepaid and insured The unit will be repaired or replaced at no charge for parts and labor This warranty remains valid only if the serial number of the unit has not been defaced or removed and if repairs are per formed only by authorized Gryphon dealers or
4. distributors The warranty does not cover damage due to misuse accident or neglect This warranty is not valid if the operation voltage of the product has been changed The distributor or manufacturer Gryphon Audio Designs Denmark retains the exclusive right to make such judgement on the basis of inspection The retailer distributor or manu facturer of the Gryphon shall not be liable for consequential dam age arising from the use misuse or failure of this product includ ing injuries to persons or proper ty To qualify the enclosed warranty registration card must be filled out and returned to the manufac turer within 10 days of purchase SAFETY INSTRUCTIONS Hazardous live AC Do not expose the unit to drip ping water or moist Placement Do not place your Diablo on top of any heat producing products such as power amplifiers or DACs If you place the Diablo inside any Hi FI furniture cab inets there must be a clearance of a minimum of 10cm 4 inch es above the product and a minimum of 5cm 2 inches along the sides To allow a flow of cooling air the back of the cabinet must be open If these guidelines are not observed overheating may result Mains Switch To place your Diablo into stand by mode use the main switch The switch is located in the bot tom on the right side just beneath the acrylic front panel gt 11 MAINS U gt 16 USING THE Gain
5. every com ponent part and many original proprietary components are cus tom built exclusively for Gryphon Because what is left out is just as important as what goes in an absolute minimum of internal wiring is included By lavishing attention on each aspect of the circuit and fully understanding the purpose and behavior of every single part of the whole our designers can optimize performance in each section before moving on to the next step This ensures simplici ty a short signal path and a unity of purpose with a single well defined objective musical purity In the interest of ultimate fidelity tone controls balance controls and other unnecessary compo nents have been banished from the signal path Exterior Design From the very beginning every Gryphon product has offered stunning audio performance sumptuous styling and superb user friendliness catering to the needs of the discerning audio phile who demands musicality convenience and aesthetics all without compromise In every Gryphon product form follows function in a unique syn thesis of aesthetics and practi Gryphon stands for sophisticated technology with a high standard of industrial finish that also incorporates the best of handcraftsmanship The peerless finish build quality ergonomics and pride of owner ship that contribute to the totality of the Gryphon concept can only be fully understood and appreci ated up close and
6. select the next menu controlled function Assigning Input 3 as a Dedicated AV Connection You can use the power amplifier section of the Diablo and your normal stereo loudspeakers with a separate surround processor by connecting the left and right front channels from your sur round processor to Input 3 of the Diablo and using the Menu to configure this input so that the signal bypasses all preamplifier stages in the Diablo This allows you to enjoy the full performance of the Diablo for stereo and sur round listening without placing any surround components in the stereo signal path CAUTION When Input 3 is set up as a dedicated AV connec tion the Diablo s volume control is automatically set at a fixed level The signal from the sur round processor goes to the Diablo power amplifier section and MUST be calibrated and attenuated by the surround processor When DEDICATE INP 3 TO AV appears in the display press Menu to select the next menu controlled function if you do NOT wish to connect the left and right front channels from a sur round processor to Input 3 of the Diablo If you do wish to make a dedicated AV connection press Monitor WARNING NO ATTEN UATION will blink in the display for 5 seconds after which you will be asked to confirm that you wish to configure Input 3 as a dedicated AV connection which bypasses the Diablo volume control ARE YOU SURE will appear in the first line of the dis play N
7. Diablo in an enclosed space such as a cabinet unless ample ventilation is provided Menu activated functions The Gryphon Diablo incorpo rates several functions which are accessed via a Menu system To access the Menu press Menu MENU will appear in the display and the Diablo will mute its output CONTINUE will blink in the display To enter the Menu press Monitor If you do not wish to access the menu controlled functions press an Input button so that EXIT blinks in the display then press Monitor to return to normal playback and to the nor mal display When you enter the Menu NAME INPUT will appear in the display Press Menu again to move through the menu con trolled functions in the following order Name Input Change Max Level Change Start Level Brightness Control Restore Settings Dedicate input 3 to AV Continue Exit At the end you can either con tinue from the beginning of the list or exit the Menu To return to the top of the list press Monitor and NAME INPUT will appear in the display To exit the Menu press an Input button so that EXIT blinks in the display then press Monitor to return to normal playback and to the normal dis play Any settings which you have changed are automatically stored in memory Naming Inputs You can assign a specific name to each input either a pre pro grammed standard name or a custom name of your choice of up to 8 characters When NAME INPUT appear
8. EL and the currently assigned maximum volume set ting will appear in the display To change this setting press Volume Up or Down until the desired maximum volume level is displayed Press Monitor The selected maximum volume set ting is now stored in memory CHANGE MAX LEVEL will appear in the display Press 11 Menu to select the next menu controlled function Setting Start Up Level You can select and store in memory a default volume level between 00 and 20 which will automatically be set by the amplifier each time you turn it on When CHANGE START LEVEL appears in the display press Monitor START LEVEL and the current default start level will appear in the display To change this setting press Volume Up or Down until the desired start level is displayed Press Monitor The selected start level is now stored in memory and will be set each time you turn on the amplifier CHANGE START LEVEL will appear in the display Press Menu to select the next menu controlled function Setting Display Brightness You can select and store in memory the desired level of brightness in the front panel dis play When BRIGHTNESS CON TROL appears in the display press Monitor BRIGHTNESS will appear in the first line of the display 100 75 50 25 OFF will appear in the second line The 100 indicator will blink Press an Input button repeatedly until the desired level of brightness blinks The display will immediately cha
9. O and YES will appear in the second line NO will blink If you do NOT wish to make a dedicated AV connection press Monitor while NO is blinking then press Menu to select the next menu controlled function If you do wish to make this con nection press Input Up so that YES blinks in the display Press 13 Monitor Input 3 is now config ured as a dedicated connection which bypasses the Diablo vol ume control and should ONLY be used with a source which has its own volume control such as a surround processor NEVER connect normal line level source such as a tuner CD play er etc directly to this input while it is configured in this manner You can always restore Input 3 to normal operation the Menu When you have configured Input 3 DEDICATE INP 3 TO AV will appear in the display Press Menu to select the next menu controlled function Exiting the Menu When CONTINUE and EXIT appear in the display you can either exit the Menu or return to the beginning of the list of menu controlled functions To go to the top of the list press Monitor while CONTINUE 15 blinking To exit the Menu press an Input button so that EXIT blinks then press Monitor to return to normal playback and to the normal dis play Subwoofer connection This output allow you to connect a active subwoofer or a second poweramplifier Link This is a connection allowing certain Gryphon models to exhange information B
10. THE CSRYPHON Ni 27 Diablo Owner s Manual Table of Contents The 0 The Made Musical Objectives The Gryphon Master Tape CONS CHOM Design Principles Exterior Manufacture and Assembly atk BBW W OO Using Your Gryphon AC Burn in and Warm up Menu Activated 9 Balanced Connections 14 Choice of 14 Care and Maintenance 14 15 Safety Instructions 16 Introduction Welcome to the global family of proud owners of fine audio com ponents from Gryphon Audio Designs of Denmark Your new Gryphon unit has been painstak ingly designed to re create the sound of live music taking place in its original recorded space Every Gryphon product is designed to cater to the needs of the most discerning music enthusiast with sumptuous styling and superb user friendli ness which elevate it above the mundane world of con ventional audio compo nents audiophiles the members of the Gryphon design team are con stantly reminded to keep their priorities straight
11. Tape Collection In the Gryphon listening rooms we are fortunate to possess a unique library of more than 1 000 original master tapes of recordings made during the Golden Age of studio engineer ing from 1956 1976 Unlike conventional commercial releases our master tapes cap ture the dynamic contrasts and subtle inner harmonic structure of the musical event forcing us to work to a higher standard in our efforts to maintain the integri ty of the original musical per formance Design Principles With state of the art technical equipment and some of the finest minds in the audio engi neering field at our disposal the Gryphon brand name continues to define the highest audiophile standards of subjective and technical performance The dual mono configuration radically eliminates any possibil ity of crosstalk or other interfer ence between channels and pro vides infinite channel separation which contributes to the ability to create space focus depth and transparency Because the electrical power coming out of your wall fluctu ates wildly in terms of voltage and distortion Gryphon incorpo rates heavily regulated multi stage power supplies that act as effective mains conditioning fil ters Displays and control circuits are fed by a separate power sup ply to isolate any digital noise artifacts and effectively prevent them from contaminating the sig nal path While the printed circuit boards in more conven
12. alanced Connections All Gryphon products uses the AES standard for balanced con nections 1 Ground 2 Positive 3 Negative We recommend the use of dedi cated balanced cables Avoid the use of adaptors as they degrade performance Diablo Volumen control A unique new volumencontrol was developed for the Diablo and this new will in future be found in all Gryphons top of the line products It is not a digital devise but a discrete solution based on fixed resistors in a ultra short signal path involv ing a very smal number of relays selected for perfect function and sonic invisible qualities This 14 technology can sometimes dependign on the material played make a very smal click ing noise when used This is not a sign that anything is wrong and is normal Choice of Cables Because your Diablo integrated amplifier is a high resolution Gryphon audio device it will immediately reveal the charac teristics and possible limitations of the other components in your system as well as those of the interconnects and loudspeaker cables used to connect your sys tem Wiring should never be utilized as equalizers to correct errors elsewhere in the system Instead any error should be cor rected at the source so that interconnects and loudspeaker cables can be selected solely on the basis of sonic neutrality For this reason we employ Gryphon s own range of inter connects and
13. dio Designs is designed and built in Denmark This is much more than just a geographical fact It is also a seal of approval a stamp of quality Living in a region with no natural resources no oil coal precious metals etc the Danes have learned to rely on their quick wits and skilled hands Innovative tech nology beautiful craftsmanship pride in one s craft and a keen eye for attractive design are some of the long standing Danish traditions which are dis tilled to their finest essence in every unit that bears the Gryphon name Musical Objectives While scientific method and sophisticated technology play an important role in our electronics design work at Gryphon we never lose sight of the fact that the keen ears of an experienced listener are the most crucial cal ibration tools Therefore every Gryphon is located in beautiful tranquil sur roundings Gryphon product exists for one simple purpose to bring the user closer in the never ending quest for a more natural and convinc ing musical illusion Every Gryphon design has been built to cruise effortlessly through even the most demanding musi cal passages regardless of vol ume level with a musical pres entation defined by supreme articulation and immediacy sub tle dynamic shading and razor sharp focus Refinement and delicacy are combined with power and authority for a natu ral involving listening experi ence The Gryphon Master
14. e factory AC Voltage Your Gryphon unit is especially made for the AC voltage of the country to which it has been shipped If the voltage has been changed the warranty is void and the product may be unsafe or malfunction Correct AC polarity contributes greatly to optimum performance If you are not using a three pin non reversible power plug please experiment with the ori entation of the plug for optimum performance Burn In and Warm Up Your Gryphon unit has been thoroughly tested and burned in before shipping Performance will continue to improve during the first 40 50 hours of normal use After this period optimum performance will be reached The master On Off switch on the Diablo is placed on the underside of the unit near the front approximately 45 minutes after turn on With the exception of Class A power amplifiers we recommend leaving your Gryphon components powered up at all times Placement Care must be taken to position the Diablo only on a stable sur face which can reliably support the weight of the amplifier The amplifier s heat sinks have been carefully designed and placed to optimize heat dissipation for ideal cool operating conditions In order for the heatsinks to operate effectively there must be ample air circulation around the Diablo at all times Do not place the Diablo on or near any source of heat Do not place any object directly on top of the Diablo Do not place the
15. in person Rasmussen s background in fine arts and industrial design gives every Gryphon product a distinc tive luxuriant finish which arises organically out of the audio cir cuit design and the user inter face for a truly unique integration of form and function Manufacture and Assembly At our laboratories and manufac turing facilities in Denmark we maintain full control over every aspect of development and pro duction and the members of our conscientious staff diligently fol low each Gryphon model from initial concept to early prototype through to final quality control Printed circuit boards assembled by a supplier of pre cision military and medical equipment with strict standards of quality control and pre inspec tion of components Chassis parts are manufactured by a specialist chosen solely for the outstanding quality of workman ship In every aspect of every Gryphon product the same stringent standards of excel lence apply Following a 48 hour burn in each product is tested again before being subjected to Gryphon s custom developed transport simulator which simu lates the inevitable shaking that a product will encounter in tran sit The product is placed on top of a very large loudspeaker which plays a special CD with low frequencies which simulate the vibrations of airplane Each unit travels the equivalent of 40 round trips from Denmark to Australia before leaving th
16. l that the gryphon is an appropriate sym bol for our high sonic goals Flemming E Rasmussen The Gryphon Head Amp 1985 The Man Gryphon Audio Designs is the brainchild of Flemming E Rasmussen and the fulfillment of a lifelong dream to allow the purest essence of the live music experience to be recreated in the home environment Rasmussen holds a degree in painting and graphic arts from the Aarhus Art Academy Denmark During his studies Rasmussen developed close relationships with the local music community and designed many LP covers and concert posters After graduation he taught pho tography and painting and designed textiles before found ing 2R Marketing which quickly became Denmark s leading High End audio import company Gryphon Audio Designs was founded in 1985 as an offshoot of 2R Marketing The first prod uct the now legendary Gryphon Head Amp grew from a one off spare time project developed only for the designers own home systems Although the Gryphon project was initially strictly a hobby not an actively pursued commercial venture demand generated by reviews and word of mouth led to the formal estab lishment of Gryphon Audio Designs as a separate corporate entity Following the immediate suc cess of the Gryphon brand all import business was phased out in 1993 so that Rasmussen could dedicate his efforts entire ly to Gryphon Made In Denmark Every product from Gryphon Au
17. mination of magnetiz able materials wherever possi ble To eliminate the effects of stray magnetic fields non mag netic materials are employed throughout with the unavoidable exception of the transformer shield box The mechanical design of the cabinet and assembly methods are all carefully calculated to ensure minimal resonance either through the use of mechanically grounded high mass or decoupling Vibration sensitive components capaci tors in particular are thus guar anteed a non resonant environ ment The heavy thick chassis offers a vibration proof environment for the sensitive electronics inside and provides crucial shielding from a polluted world of low and high frequency radio waves power line radiation and other Gryphon Audio Designs in the outskirts of the small town of Ry electrical interference Meticulous attention to such issues makes a significant con tribution to the relaxing open and transparent Gryphon sound Unique non invasive protection circuitry offers reliable fuss free protection without compromising signal purity and signal path sim plicity with no conventional relays in the signal path to degrade or compress sound The ground path has been care fully laid out in order to achieve superior sonic performance with no loss of stability Component layout has been designed to ensure the shortest conceivable signal path Exhaustive investigation under lies the selection of
18. n to move back and change a previously selected character When the name is complete press Monitor The name is now stored in memory and will be dis played each time you select that input NAME INPUT will appear in the display You can go back to step 1 above to name another input or press Menu to select the next menu controlled function 1 b If you have chosen standard naming SELECT STANDARD NAME will appear in the first line of the display The selected input number and the first name in the standard list CD will appear in the second line To select the name which you wish to assign to the input press the volume buttons to move up or down through the standard name list in the following order CD DVD DSD TUNER PHONO DAT MINI DISC AUX When the name which you wish to assign to the input is dis played press Monitor The name is now stored in memory and will be displayed each time you select that input NAME INPUT will appear in the display You can go back to step 1 above to name another input or press Menu to select another menu controlled function Setting Maximum Level You can select and store in memory a maximum volume level between 01 and 50 which cannot be exceeded manually or by remote until you re set this function This effectively protects your audio system from expen sive accidents When CHANGE MAX LEVEL appears in the dis play press Monitor MAX LEV
19. nge to the selected brightness unless you have selected OFF If OFF is selected the display will turn off after you exit the Menu Press Monitor The selected brightness level is now stored in memory BRIGHTNESS CONTROL will appear in the display Press Menu to select the next menu controlled function NOTE When the display is turned completely off pressing any button on the front panel or on the remote will cause the dis play to turn on briefly so that you can see the current volume level and selected input Press a sec ond time to activate the desired function Restoring Default Settings You can delete all of your custom Menu settings and return to the factory pre set default settings Doing so deletes all input names sets Maximum Level at 50 sets Start Level at 00 sets Brightness at 100 and sets Input 3 as a normal audio input When RESTORE SETTINGS appears in the display press Monitor RESTORE appears in the first line of the display NO and YES appear in the second 12 line NO will blink If you do NOT wish to delete your custom set tings press Monitor while NO is blinking then press Menu to select the next menu controlled function If you do wish to delete all your custom settings press Input Up until YES blinks then press Monitor You have now deleted all your custom settings The factory pre set default set tings are now in effect RESTORE SETTINGS will appear in the display Press Menu to
20. s in the display press Monitor SELECT INPUT 1 will appear in the display To choose a different input for nam ing press an Input button to move up or down through the five inputs When the number of the input which you wish to is displayed press Monitor CUSTOM will blink in the display If you wish to create a custom name for the input press Monitor and skip to section 1 a below If you wish to select a name from the standard list press an Input button so that STANDARD blinks then press Monitor and skip to section 1 b below Please note If a name has previously been assigned to the input that name will be delet ed if you press Monitor while STANDARD is blinking 1 a If you have chosen custom naming CUSTOM will appear in the first line of the display The selected input number will appear in the second line fol lowed by colon and a cursor marking the first position in the 8 character name which you can create If a custom name has 10 already been assigned to this input it will be displayed To select a character letter num ber symbol empty space or punctuation mark for the first position continuously press one of the Volume buttons until the desired character is displayed Press Input Up to move to the next position then use the Volume buttons to select the desired character Repeat for each character in the name If you make a mistake or change your mind use the Input Down butto
21. tional audio prod Typical Gryphon module ucts utilize conductor tracks a mere 35 um thick Gryphon employs at least 70 um traces of the highest purity Beginning with our very first product The Head Amp all Gryphon products have featured extremely wide frequency band width because the ability to reproduce ultra sonic frequen cies with no difficulty ensures lin ear phase across the audible fre quency range The implementation of circuits with wideband frequency response 5 painstaking endeavor in which the actual lay out and ground pattern of the PC boards are crucial to the achievement of superior sonic performance with no loss of inherent stability Wideband frequency response ensures the high slew rate essential to the realistic handling of the ultra fast transients which routinely occur in live music and is crucial in recreating the natu ral decay of musical instruments Wide bandwidth also improves phase characteristics for more correct soundstaging and imag ing All Gryphon designs are realized with an absolute minimum of negative feedback which when present in large amounts can actually increase TIM distortion All Gryphon preamplifiers are designed with zero negative feedback Gryphon power ampli fiers apply negative feedback judiciously for improved linearity and bandwidth Gryphon research into the detri mental effects of magnetically induced distorted MID has led to the eli
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