D3 ENG_manual - british audio slovakia
Contents
1. 25 STANDYBY A A EN ee ep PHONO opt cot Ge co2 cos co 30 e E 28 OPERATION MODE 29 INPUTS 30 VOLUME Class A100D3 1 STANDBY To set the product in standby mode without turning it off 2CD CD as source 3 DVD DVD as source 4 AUX Aux as source Normally used to connect a TV or decoder 5 PHONO Phono as source For connecting your LP player 6 DIGITAL Choosing the digital inputs Se it once to change to next digital inpu 7VOLUME Adjusting the volume on the amplifier SIR Infra red eye Do not put anything in the way of the IR eye 9 DISPLAY All information is shown here 10 ON OFF The main power on off Should be set to OFF when going away for a longer time 11 AC INPUT For connection the power cord 12 VOLTAGE The input voltage that is used EU 220 240V amp USA 110 130V 13 DIGITALINGANG Digital input change input by pushing the button Push it once to change to next digital one more time input Page 11 14 14 SUB OUT 15 REC OUT 16 PRE OUT 17 AMP IN 18 PHONO 19 PHONO IN Remote control 20 STANDBY 21 DIM 22 MUTE 23 OPERATION MODE 24 INPUT 25 VOLUME For connecting active subwoofers Non volume controlled output For TAPE MD recording Volume controlled output from the preamp Normally connected to AMP IN Can be used for connecting other power amps Input to the power amp Is normally connected to the PRE OUT Switch between MM and MC LP Player as source To set the product in standby mode witho2. the third generation of this amplifier The amplifier is designed to provide maximum sound quality All inputs and speaker connections are gold plated and of the highest quality A powerful ring coil transformer contributes to an effective power supply Four power output transistors per channel makes it possible to handle high currents The switching between inputs sources is done by gold plated relays which gives a low distortion and a short signal way through the amplifier The third generation is now built by modules for future development and has got a lot of new components with improved quality The amplifier can be switched between class A and AB This means you do not always have to use class A mode if not feasible There is also an auto mode available if the heat sink temperature exceeds 55 C the amplifier selects class AB automatically Class A or AB mode can also be selected with the remote control CLASS A MODE Class A mode increases the bias current through the output transistors to achieve the best possible performance The amplifier draws a lot of power even when idling creating lots of heat dissipation making it very hot CLASS AB MODE Class AB is the standard operating mode among conventional amplifiers The maximum output power is radically higher than in Class A mode This mode is suitable when you want to play loud for long periods The risk of overheating is considerably lower than with class A operatio
3. Banana Pole screw Crystal chip CS3310 for volume control in 0 5dB steg Analog Devices AD1955 Page 13 14 Precautions Safety Service Support Guarantee If the unit becomes unusually hot you should immediately change the operation mode to CLASS AB by pushing the corresponding button on the remote control This amplifier has a protection against overload and short circuit When PROTECT is shown on the display you should immediately turn the unit off When the reason for the PROTECT warning is found and has been taken care of you may turn the amplifier on again Also when used under normal condition the unit becomes hot so you should not cover it or place it in a location with reduced ventilation i e closed boxes or narrow areas Do not place any other equipment on the top of the amplifier Neither should it be placed near other sources of heat Read the manual and these precautions before taking the unit in operation Do not expose the unit to high temperatures Avoid placing the unit in closed racks boxes etc Avoid moisture liquids and dust Do not open the cabinet while the AC power cord is connected Do not turn on and off the amplifier repeatedly in a short period of time Make sure that no objects coins needles etc fall into the unit If you plan to leave the unit unused for a longer time when on a journey for instance make sure the AC power cord is not connected When connecting
4. Make all the necessary connections before turning the unit on Never connect loudspeaker or signal cables while the amplifier is turned on If you need service contact your local dealer You are always welcome to contact us if you have problems with product by e mail support xtz se Webpage www xtz se Please contact our free of charge support if you need installation advice or if any problems occur during the installation Contact us by e mail support xtz se and include your phone number if you require help and we will ring you back This product is supplied with a ONE year guarantee against manufacturing faults or defects that might alter the performance of the unit Refer to your supplier for full sales and guarantee terms Page 14 14 ALWAYS pack the product part very carefully Unfortunately damages during transportation are very common If the package is weak the transporting company does not compensate damages Always enclose a copy of the receipt and a description of the defect
5. XTZ CLASS A100D3 CLASS A INTEGRATED HIGH END AMPLIFIER User manual 2008 XTZ AB www xtz se Contents About XTZ Technical presentation Preparations Practice of sound Installation and placement tips Mounting Functional reference Technical specifications Service amp Support Page 2 14 Page oN OO oO A Q 10 14 Contents Congratulations of your purchase of the CLASS A100 D3 CLASS A100D3 provides many possibilities in order to utilize this product in the best way please read the manual carefully before using Room Analyzer It takes patience to optimize a hifi system If you lack experience from this kind of measurements or have any questions please contact our free of charge support Support info on the last page of the user manual Read the manual before using the product and use all possibilities carefully Page 3 14 Philosophy XTZ Goal Contakt Our reference and starting point is to recreate a natural sound taking into account that acoustics always is a matter of taste Our main goal is to provide the best value for money Our concept Cut down the numbers of middlemen Put more money into product quality and less on advertising Manufacture cost effective in large volume Provide perfect technical solutions Website www xtz se E mail info xtz se Page 4 14 Amplifier Class A Class AB Cabinet Remote control CLASS A100D3 is
6. e wall Some constructions are designed to be placed close to a wall Be aware that furniture may vibrate creating bad sound at loud bass levels Quadratic rooms or rooms where the length is exactly twice as long as the width should be avoided since they may create unwanted resonances Try to keep them as short as possible By its electrical parameters a long conductor will have a bigger influence on the sound than a short one It may also work as an antenna picking up various signals that may become a constant noise in an active subwoofer Make sure that all connections are clean and not oxidized All connections should be mechanically stable both power signal and loudspeaker cables Signal cables should be separated from other cables Page 7 14 Front speakers Finally To achieve the best results the front speakers should be placed symmetrically in front of the listener The distance between the front speakers should be about 80 of the distance to the listener In other words the recommended angle between the front speakers is 45 Please remember that good sound is a matter of taste so you have to experiment to obtain your favourite one We wish you best of luck Page 8 14 Connect with the correct phase Overload The initial playing time Always connect using the correct phase from the pole on the amplifier to the pole on the loudspeaker and respectively for the minus pole With hi
7. gh power load under long time there is risk of overloading the driver and or the amplifier Amplifiers do not generally need any playing in time Class A amplifiers need a few minutes in order to stabilize the operating temperature Page 9 14 If you by accident connect the other way there is no risk of damage However the phase of the signal will be not correct resulting in improper sound If you play extremely loud for a long time there is a risk that you destroy the product Class A mode uses a higher nominal quiescent current through the output stage which in turn produces more heat dissipation The output transistors heat the cooling sink and the temperature is measured by a sensor feeding the information back to the output stage thus regulating the bias The regulation takes a few minutes before it becomes completely stable During this time high listening volumes should be avoided Functional reference INTEGRATED CLASS A STEREO AMPLIFIER 1 STANDBY 2 CD DVD AUX PHONO mel oe ja DIGITAL VOLYM 8 IR 9 DISPLAY 10 POWER ON OFF 11 AC INPUT 12 VOLTAGE 13 14 15 16 17 18 19 20 21 22 23 24 DIGITAL Inputs SUB OUT REC OUT PRE OUT AMP IN PHONO MM MC PHONO IN CD DVD AUX SPEAKER TERMINALS SPEAKER TERMINALS Remote control EXT ALLER Se
8. n The new cabinet with softer corners is almost completely made from solid aluminium enhancing the quality impression as well as the mechanical stiffness Outer interference is effectively shielded and the aluminium contributes to spreading the heat generated inside This improves the heat dissipation cooling for the amplifier better I high precision volume control maintains a perfect balance between the channels regardless of what level is selected The volume knob input selector and remote control unit are all made from aluminium Class A100 D3 has a newly developed remote control to adapt it to newer functions and make then handling easier and better Preamplifier for MM MC pick up There is a switch to change between MM and MC Page 5 14 Class A mode uses a higher nominal quiescent current through the output stage which in turn produces more heat dissipation The output transistors heat the cooling sink and the temperature is measured by a sensor feeding the information back to the output stage thus regulating the bias MM moving magnet 2 5mV MC Moving coil 0 5mV Unpacking Accessories Carefully unpack the product and pay attention so you don t break anything If possible save the packing box for future transportations Should there be any damage on the product please contact your retailer Check that the mains voltage marking on the back panel matches your local mains voltage If the
9. product is cold wait to connect the power cord until it reaches room temperature If you don t do this you may cause damage of the product Main power cord Remote control User manual Page 6 14 In which room do you achieve the best sound Reflections Amplification of bass frequencies Furniture Room dimension Cables This chapter contains common information on loudspeaker placement and installation These are general rules so there are exceptions No matter how good the equipment is in the wrong listening environment it will inevitably sound bad There are some basic rules concerning a proper loudspeaker installation Carpets curtains and soft furniture absorb mid range and high frequency sounds and this is normally preferable Big empty areas on the contrary reflect it and produce hard reflections that may lead to a blurry dialogue Apart from colouring the sound also the perspective of the sound will deteriorate Reflections in the room can roughly be compared to the reflections that cause ghost pictures on a TV screen A loudspeaker that is placed near a wall ceiling or floor will amplify lower frequencies in a sometimes not desirable way since it may lead to an indistinct sound reproduction This amplification becomes even more obvious if the loudspeaker is placed near a corner Thus for a sound as clear as possible the loudspeaker should be placed at least 30 cm about 12 inch away from th
10. ut turning it off Lower the backlight in the display Sets the volume to zero Press CLASS A CLASS AB or AUTO to put the amplifier into the corresponding operating mode The display will show your selection In AUTO mode the built in microcomputer will automaticallv set the most suitable mode Choose source Volume control Page 12 14 Remember to connect the ground screw from the LP player Check what pick up type is used and set the amplifier accordingly MUTE in the display Class A mode uses a higher nominal quiescent current through the output stage which in turn produces more heat dissipation The output transistors heat the cooling sink and the temperature is measured by a sensor feeding the information back to the output stage thus regulating the bias The regulation takes a few minutes before it becomes completely stable During this time high listening volumes should be avoided Construction type Dimensions Weight Frequency response SNR Ratio Impedance input Voltage gain Damping factor AC Power supply POWER Connections Volume handling DAC Integrated amplifier 158 x 445 x 468 mm HxWxD Inc Feet amp Terminals 22 kg 27kg including cardboard box 5 Hz 50kHz non flatness lt 0 5dB gt 100dB A Weighted 100W 8ohm 20 kOhms 42dB gt 100 220 240V amp 110 130V 2x50W 8 Ohm Class A 2x110W 8 Ohm 2x180W 4 Ohm 2x300W 2 Ohm Gold plated RCA XLR Speaker output
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