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DSP-A2070

DIGITAL SOUND FIELD 
PROCESSING AMPLIFIER 
OPERATION MANUAL

CONTENTS

SAFETY INSTRUCTIONS..................................................Inside Front cover
SETUP & ADJUSTMENT ..............................................................................3
1-1. GETTING STARTED ...............................................................................3
1-2. SETUP....................................................................................................10
1-3. CONTROLS & ADJUSTMENTS ...........................................................19
1-4. ADJUSTMENT.......................................................................................23
GENERAL OPERATION .............................................................................29
2-1. PLAYING A SOURCE ...........................................................................29
2-2. RECORDING A SOURCE TO AUDIO/VIDEO TAPE ..........................30

(OR DUBBING FROM A TAPE TO ANOTHER)

2-3. DIGITAL SOUND FIELD PROGRAMS.................................................31
2-4. SELECTING SOUND FIELD PROGRAMS ..........................................31
2-5. MUTING THE EFFECT SOUND...........................................................32
2-6. SUPERIMPOSED VIDEO PROGRAM/PARAMETER 

DISPLAY ................................................................................................32

2-7. DESCRIPTIONS OF THE SOUND FIELD PROGRAMS.....................33
2-8. REMOTE CONTROL “LEARNING” FUNCTION..................................39
CREATING YOUR OWN SOUND FIELDS.................................................41
3-1. SELECTING AND EDITING PROGRAM PARAMETERS...................41
3-2. DESCRIPTIONS OF THE DIGITAL SOUND FIELD 

PARAMETERS ......................................................................................43

TABLES & SPECIFICATIONS....................................................................48
4-1. PROGRAM PARAMETER TABLE........................................................48
4-2. TROUBLESHOOTING ..........................................................................51
4-3. SPECIFICATIONS.................................................................................52

Summary of Contents for DSP-A2070

Page 1: ...BBING FROM A TAPE TO ANOTHER 2 3 DIGITAL SOUND FIELD PROGRAMS 31 2 4 SELECTING SOUND FIELD PROGRAMS 31 2 5 MUTING THE EFFECT SOUND 32 2 6 SUPERIMPOSED VIDEO PROGRAM PARAMETER DISPLAY 32 2 7 DESCRIPTIONS OF THE SOUND FIELD PROGRAMS 33 2 8 REMOTE CONTROL LEARNING FUNCTION 39 CREATING YOUR OWN SOUND FIELDS 41 3 1 SELECTING AND EDITING PROGRAM PARAMETERS 41 3 2 DESCRIPTIONS OF THE DIGITAL SOUND FIELD ...

Page 2: ...the manufacturer 13 Nonuse Periods The power cord of the unit should be unplugged from the outlet when left unused for a long period of time 14 Object and Liquid Entry Care should be taken so that objects do not fall into and liquids are not spilled into the inside of the unit 15 Damage Requiring Service The unit should be serviced by qualified service personnel when A The power supply cord or the...

Page 3: ...indicated in the instructions contained in this manual meets FCC requirements Modifications not expressly approved by Yamaha may void your authority granted by the FCC to use the product 2 IMPORTANT When connecting this product to accessories and or another product use only high quality shielded cables Cable s supplied with this product MUST be used Follow all installation instructions Failure to ...

Page 4: ...wide range of listening environments anything from a famous concert hall to a cozy jazz club In addition you get incredible realism from Dolby encoded video tapes using the built in Dolby Pro Logic Surround Decoder Seven built in channels of amplification on the DSP A2070 mean that no additional amplifiers are required to enjoy advanced digital sound field processing Rather than tell you about the...

Page 5: ...trol unit will be used for many of this unit s control operations you should begin by installing the supplied batteries 1 Turn the remote control unit over and slide the battery compartment cover downward in the direction of the arrow 2 Insert the batteries LR6 AA UM 3 type being careful to align them with the polarity markings on the inside of the battery compartment 3 Close the battery compartme...

Page 6: ...control transmitter to work incorrectly In this case reposition the main unit to avoid direct lighting Digital Sound Field Processing What is it that makes live music so good Today s advanced sound reproduction technology lets you get extremely close to the sound of a live performance but chances are you ll still notice something missing the acoustic environment of the live concert hall Extensive ...

Page 7: ...more accurate compared with conventional analog signal processing systems In addition this unit features a built in automatic input balance control This always assures you the best performance without manual adjustment Manufactured under license from Dolby Laboratories Licensing Corporation Additionally licensed under one or more of the following patents U S number 3 950 590 Canadian numbers 1 004...

Page 8: ...is still performed but the main speakers are used for both the main channels and the front effect channels Use of the Center Dialog Speaker Is Recommended With digital sound field programs No 7 through No 12 by using either the Directional Enhancement circuit or the Dolby Pro Logic decoder decoded signals will be output from the center channel Therefore if you want to upgrade the Audio Video home ...

Page 9: ...6 Speaker System Good for sound fields from 2 channel stereo sources With sound field programs No 1 through No 6 a sound effect matching that of a 7 speaker system can be obtained The addition of front left and right effect speakers produces a more effective sound field FRONT MIX switch Set to OFF See page 13 Center Mode Set to PHNTM See page 26 7 Speaker System This is the recommended speaker sys...

Page 10: ... them Place the MAIN SPEAKERS in the normal position Place the FRONT EFFECT SPEAKERS further apart than the MAIN SPEAKERS on either side of and a few feet behind and above the MAIN SPEAKER pair Place the REAR EFFECT SPEAKERS behind your listening position They should be nearly six feet up from the floor Place the CENTER SPEAKER precisely between the two MAIN SPEAKERS To avoid interference keep the...

Page 11: ...tion will be superimposed over the video image If there is no video source connected or it is turned off the information will be displayed over a blue colored background but no video signal is input to this unit NOTE The program titles parameter data and other information are also displayed on the display panel of this unit OPEN CLOSE THE CONTROL DOOR When it is not necessary to operate controls i...

Page 12: ...omponents are turned OFF REAR PANEL CAUTION TO PREVENT ELECTRIC SHOCK DO NOT USE THIS POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE 10 240V 1 9 0 A B 2 3 4 5 6 7 8 C D E F G H I J L K General Model ...

Page 13: ...sing two center speakers or to A or B when using only one center speaker 8 Rear Effect Speaker Terminals When using the built in rear channel amplifier connect the rear effect speakers here 9 Video NTSC PAL Switch General Model only Set this switch to the position corresponding to the standard that your video equipment employs 0 Front Mix Switch Set to OFF when setting up a full 7 or 6 speaker sys...

Page 14: ...effect speakers I Rear Effect Out Jacks Rear channel line output Not connected when the built in amplifier is used Can be connected to input jacks of an external stereo power amplifier driving the rear effect speakers J Voltage Selector General Model only Be sure to set to the line voltage in your area before applying power Consult your dealer if unsure of the correct setting K Switched AC Outlets...

Page 15: ...your video equipments employ General Model only General Instructions for Connections Make sure that you have the left L and right R channels correctly connected That means that jacks marked L on this unit must be connected to jacks marked L on other units Likewise with the R jacks This is easy if you remember to always use the red plug for the R jacks and the other plugs for the L jacks With speak...

Page 16: ... jack See page 27 14 OUTPUT OUTPUT OUTPUT LINE OUT LINE IN AUDIO OUT VIDEO OUT AUDIO OUT VIDEO OUT VIDEO IN AUDIO IN VIDEO IN AUDIO IN VIDEO OUT AUDIO OUT AUDIO OUT VIDEO OUT AUDIO OUT VIDEO OUT AUDIO OUT VIDEO OUT LINE OUT LINE IN GND Turntable CD player Tuner Tape deck 1 Tape deck 2 Monitor TV Video disc player TV Satellite tuner Video cassette recorder 1 Video cassette recorder 2 Video cassette...

Page 17: ... have no switch and use the NTSC standard while other models without a switch use the PAL standard Notes about the Video superimpose If you watch a video source that is connected to both S VIDEO and VIDEO input jacks of this unit signals of screen display information are output from only the S VIDEO MONITOR OUT jack When no video signal is input to either S VIDEO or VIDEO input jacks of this unit ...

Page 18: ...in cable making sure to connect the left and right channels correctly Connect the MAIN speakers to the speaker output terminals of the power amplifier NOTE If an external amplifier is used for the main speakers it is recommended to use the MAIN speaker terminals of this unit for the rear effect speakers Connect the REAR EFFECT OUT jacks to the MAIN IN jacks with the pin cord This combination is hi...

Page 19: ...erminals and set the switch to A B top position If however you will not be using a CENTER speaker be sure to set the Center Mode to PHNTM phantom See page 25 NOTE The speaker connections above are fine for most applications If for some reason however you wish to use an external power amp for any or all of the effect channels connect the line level output jack s for each channel to the INPUT jacks ...

Page 20: ...g amplifier With some subwoofers including the Yamaha Active Servo Processing Subwoofer System the amplifier and subwoofer are in the same unit CONNECTING SPEAKER SYSTEMS Connect the SPEAKERS terminals to your speakers with wire of the proper gauge cut as short as possible If the connections are faulty no sound will be heard from the speakers Make sure that the polarity of the speaker wires is cor...

Page 21: ...ro Logic Decoder Indicator Illuminates while the built in Dolby Pro Logic Surround Decoder is being activated 4 Sound Field Processor Indicator Illuminates while the built in Sound Field Processor is being activated 5 Display Panel Shows program names parameters and information about other various settings and adjustments 6 Tape 2 Monitor Switch Used when you have connected a second tape deck to t...

Page 22: ...u Switch Whenever pressed selects one of seven types of setting adjust ment items They are CENTER MODE CENTER GEQ LOW FREQ TEST PARAMETER INIT MEMORY GUARD VCR 3 VIDEO OUT and INPUT LVL TRIM D Bass and Treble Controls Adjust the sound to match your tastes Can also be used to compensate for room acoustics Defeated in the center position E Program Selector Sequentially selects the digital sound fiel...

Page 23: ...it on and off Europe model only Turns the POWER on mode to the STANDBY mode and vice versa 4 Source Select Keys Select the input sources to this unit 5 CD LD Function Keys Operate functions on your Yamaha CD player and LD player When the 1 2 Switch is set to 1 they operate the CD player and when set to 2 they operate the LD player 6 Test Switch When pressed sends a signal to the main left center m...

Page 24: ...ents E Muting Key Mutes the master volume level by 20 dB While muting the indicator on the master VOLUME control flashes on and off continuously F Parameter Keys Edit program parameters or used for seven types of settings adjustments G Master Volume Keys Increase or decrease the master volume level H Parameter Set Menu Switch When set to the PARAMETER position the Parameter Select Keys and Paramet...

Page 25: ...N LEVEL control on the rear panel and adjust the center and rear level again Volume controls on external power amplifiers may also be adjusted if necessary to achieve proper balance 3 For the front effect speaker level adjustment depress the TEST switch on the remote control again so that TEST DSP appears in the display panel A calibration signal should be heard from the main speakers and the fron...

Page 26: ...RIM control This adjustment can also be done with the remote control unit For using the remote control unit refer to 7 Input level adjustment INPUT LVL TRIM on page 28 6 In the same way adjust levels of other sources NOTE The adjustments will be saved until it is readjusted NOTE If the input level goes above the permissible maximum level the INPUT LEVEL OVER indicator on the front panel illuminate...

Page 27: ...h to the SET MENU position on the remote control unit 2 Select an item title of setting adjustment 3 Select any desired mode or edit parameters on the item In the same way perform settings adjustments for other items NOTE Setting conditions will be confirmed by using the INPUT TRIM control and the SET MENU switch on the front panel Items No 1 7 except No 4 are called by pressing the SET MENU switc...

Page 28: ...the audio signals for the center channel are output to the main speakers 2 Adjusting Center Channel Graphic Equalizer CENTER GEQ The built in five band graphic equalizer is used to tailor over a 6 dB range the overall output frequency response of the center channel The five bands cover the complete audible sound spectrum and are centered on 100 Hz 300 Hz 1 kHz 3 kHz and 10 kHz frequencies Adjustme...

Page 29: ...aker s corresponding to the channel selected in step 2 Adjust the Master VOLUME control so that the test tone can be heard at your desired listening level Even if during source play the test tone is output instead of the source sounds 4 Press the Parameter Select key so that the arrow points to FREQ 35 Hz To confirm that the subwoofer sound matches the sound of other speakers change the frequency ...

Page 30: ...s section ON SCREEN display key INPUT TRIM control FRONT REAR and CENTER level keys TEST switch 6 Switching the VCR 3 VIDEO OUT jack to a second monitor out jack VCR3 VIDEO OUT REC OUT MONTR If you wish to connect a second monitor TV or a projector to this unit select MONTR position The VCR 3 VIDEO OUT jack and S VIDEO jack also is switched to a second monitor out jack NOTES Even in the MONTR posi...

Page 31: ...ent audio source is selected with the input selector keys on the remote control unit while enjoying a video source the sound from the newly selected audio source is heard but the picture from the video source can still be seen 29 ENGLISH GENERAL OPERATION Front panel MASTER VOLUME Front panel Remote control or TAPE 2 MONITOR TAPE 2 MON CHAPTER PAUSE STOP PLAY DISPLAY STILL SEARCH Front panel Remot...

Page 32: ...ng the REC OUT selector for recording as described above you may monitor the audio or the audio and video signals being recorded by selecting TAPE 1 or VCR 1 on the INPUT SELECTOR Also while using the REC OUT selector to make a recording you may use the INPUT SELECTOR to play any source Moreover while you are using the REC OUT selector for record ing as described above you may also use any other V...

Page 33: ... Video sources including sources encoded with Dolby Pro Logic surround Many of the programs contain various parameters that can be adjusted to the listener s taste 2 4 SELECTING SOUND FIELD PROGRAMS 1 Set the PARAMETER SET MENU switch on the remote control to the PARAMETER position 2 Select the desired sound field program by pressing the PROGRAM selector on the front panel or by using the Program ...

Page 34: ...m once If the display type is a simplified display or no display press the key twice 2 5 MUTING THE EFFECT SOUND The EFFECT switch on the front panel and the EFFECT ON OFF key on the remote control unit make it simple to compare the normal stereo sound with the fully processed effect sound To mute the effect sound and monitor only the main sound press the EFFECT ON OFF key or the EFFECT switch Pre...

Page 35: ...nd is rich but reserved Preset Parameter EFCT TRIM 0 dB INIT DLY 30 ms ROOM SIZE 1 0 LIVENESS 5 Hall B in Europe Another wood interior concert hall that seats a little less than 2400 Polished reflective paneling above the stage produces strong frontal reflections which tend to reinforce the direct sound from the stage This hall has a very solid powerful sound Preset Parameter EFCT TRIM 0 dB INIT D...

Page 36: ...0 LIVENESS 5 4 CHURCH Tokyo The acoustic environment of an ordinary church with moderate reverberations This is ideal for reproducing church music played by a pipe organ etc Preset Parameter EFCT TRIM 0 dB INIT DLY 40 ms REV TIME 2 5s REV DELAY 122 ms REV LEVEL 100 Freiburg This program recreates the acoustic environment of a big church with a high pointed dome and columns along the sides This int...

Page 37: ...tively clear reflections by the wall Preset Parameter EFCT TRIM 0 dB INIT DLY 15 ms ROOM SIZE 1 0 LIVENESS 7 REV TIME 2 0s REV DELAY 120 ms REV LEVEL 32 6 JAZZ CLUB Village Gate A jazz club in New York It is in a basement and has a relatively spacious floor area The reflection pattern is similar to that of a small hall Preset Parameter EFCT TRIM 0 dB INIT DLY 17 ms ROOM SIZE 1 0 LIVENESS 5 Cellar ...

Page 38: ...HANCEMENT MID P INIT DLY 23 ms P ROOM SIZE 1 0 S DELAY 30 ms S ROOM SIZE 1 0 8 CONCERT VIDEO 2 Pop Rock This program produces an enthusiastic atmosphere and lets you feel that you are in the midst of the action as if attending an actual jazz or rock concert Preset Parameter EFCT TRIM 0 dB DIR ENHANCEMENT MID P INIT DLY 21 ms P ROOM SIZE 1 0 S DELAY 25 ms S ROOM SIZE 1 0 REV TIME 1 6s REV DELAY 100...

Page 39: ...EL 20 10 MOVIE THEATER 1 Ideal for reproducing video discs video tapes and similar sources which are Dolby Surround encoded and bear the DOLBY SURROUND logo 70 mm Spectacle This program creates the extremely wide sound field of a 70 mm film movie theater It precisely reproduces the source sound in detail giving both the video and the sound field incredible reality Any kind of Dolby Surround video ...

Page 40: ...yed similar to the feeling experienced in a modern well facilitated movie theater Preset Parameter EFCT TRIM 0 dB DOLBY PRO LOGIC ON P INIT DLY 15 ms P ROOM SIZE 1 0 S DELAY 15 ms S ROOM SIZE 1 0 12 DOLBY PRO LOGIC SURROUND Reproduces video discs video tapes and similar sources which are Dolby Surround encoded and bear the DOLBY SURROUND logo Normal The employment of the digital signal processing ...

Page 41: ... 1 2 switch Learning a New Remote Control Function 1 Select the learning page number 1 or 2 by using the 1 2 switch 2 Set the YPC USER LEARN switch to Learn mode 3 Press the key that is to have a new function assigned to it The TRANSMIT LEARN indicator will illuminate 4 Aim the infrared transmitter window of the other remote control unit Press and hold down the button on the other remote control u...

Page 42: ... be erased until the TRANSMIT LEARN indicator flashes on and off three times Erasing All Learned Functions 1 Set the YPC USER LEARN switch to the Learn mode 2 Use the point of a pencil or other similar object to press and hold the CLEAR button 3 Press and hold any key until the TRANSMIT LEARN indicator flashes on and off seven times NOTE All of the memorized functions will be retained while you re...

Page 43: ...ty to the direct sound 2 Reverberations These are caused by reflections from more than one surface walls ceiling the back of the room so numerous that they merge together to form a continuous sonic afterglow They are non directional and lessen the clarity of the direct sound Direct sound early reflections and subsequent reverberation taken together help us to determine the subjective size and shap...

Page 44: ...her factors that contribute to your personal sound field allowing you to essentially redesign the concert halls and rooms provided to create custom tailored listening environments that ideally match your mood and music Refer to 3 2 DESCRIPTIONS OF THE DIGITAL SOUND FIELD PARAMETERS on page 43 for a description of what each parameter does how it effects the sound and its control range 1 With the de...

Page 45: ... width and height all doubled INIT DLY Initial Delay How it Affects the Sound Changes the apparent distance from the source sound Since the distance between a sound source and a reflective surface determines the delay between the direct sound and the first reflection this parameter changes the location of the sound source within the acoustic environment What it Does Adjusts the delay between the d...

Page 46: ...ly reflections decay Control Range 0 10 REV TIME Reverberation Time How it Affects the Sound The natural reverberation time of a room depends primarily on its size and the characteristics of its inner surfaces This parameter therefore changes the apparent size of the acoustic environment over an extremely wide range What it Does Adjusts the amount of time it takes for the level of the dense subseq...

Page 47: ...nd will begin A later reverberation sound makes you feel like the space of the acoustic environment has become larger Control Range 100 170 milliseconds REV LEVEL Reverberation Level This parameter adjusts the volume of the reverberation sound The larger the value the stronger the reverberation becomes Control Range 1 100 REV TIME 60 dB REV DELAY REV LEVEL Level Direct sound Reverberations Time Le...

Page 48: ...rding to processing based on left center and right speakers as the sound source Also with the processing of the surround sound source based on the disparity constituent which includes most of the indirectional sound constituent sound diffusion to the rear speakers is obtained Therefore directional enhancement is an especially effective processing option for vocal or operas With monaural sound sour...

Page 49: ... which increases the depth of the sound source Control Range 0 1 2 0 S DELAY Surround Delay Adjusts the delay between the direct sound and the first reflection on the rear surround side sound field The larger the value the later the surround sound field is generated Control Range 1 49 milliseconds 15 30 milliseconds for DOLBY PRO LOGIC only S ROOM SIZE Surround Room Size Adjusts the apparent space...

Page 50: ...INIT DLY REV TIME REV DELAY REV LEVEL TYPE EFCT TRIM INIT DLY ROOM SIZE LIVENESS REV TIME REV DELAY REV LEVEL Preset Value 0 dB 30 ms 1 0 5 0 dB 30 ms 1 0 5 0 dB 30 ms 1 0 5 0 dB 40 ms 2 5s 122 ms 100 0 dB 15 ms 1 0 5 1 6s 100 ms 12 Preset Value 0 dB 30 ms 1 0 5 0 dB 35 ms 1 0 5 0 dB 45 ms 1 0 5 0 dB 95 ms 4 0s 130 ms 100 0 dB 15 ms 1 0 7 2 0s 120 ms 32 Hall A in Europe Hall C in Europe Hall E in ...

Page 51: ... SIZE REV TIME REV DELAY REV LEVEL Preset Value 0 dB 17 ms 1 0 5 0 dB MID 12 ms 1 0 30 ms 1 0 0 dB MID 21 ms 1 0 25 ms 1 0 1 6s 100 ms 21 0 dB MID 44 ms 1 0 1 8s 100 ms 9 Preset Value 0 dB 20 ms 1 0 5 0 dB MID 23 ms 1 0 30 ms 1 0 0 dB MID 14 ms 1 0 45 ms 1 0 2 2s 125 ms 40 0 dB MID 10 ms 1 0 30 ms 1 0 1 6s 100 ms 20 Village Gate Classical Opera Pop Rock Mono Movie Cellar Club Recital Pavilion Vari...

Page 52: ...TYPE S DELAY S ROOM SIZE S LIVENESS Preset Value 0 dB ON 13 ms 1 0 23 ms 1 0 0 dB ON 15 ms 1 0 15 ms 1 0 20 ms Preset Value 0 dB ON 17 ms 1 0 20 ms 1 0 0 dB ON 15 ms 1 0 15 ms 1 0 20 ms 1 0 4 70 mm Spectacle 70 mm Adventure Normal 70 mm Musical 70 mm General Enhanced Altered Value Program Name No Altered Value MOVIE THEATER 1 10 MOVIE THEATER 2 11 DOLBY PRO LOGIC 12 ...

Page 53: ...e batteries Place the remote control units with the proper distance Learning is not possible Further learning is not possible without deleting unnecessary commands POSSIBLE CAUSE AC cord not properly plugged in Bad cable connection Bad or incorrect input connection Incorrect input source selection The MAIN LEVEL control is set to 0 EFFECT switch is set off The DOLBY PRO LOGIC program is being used...

Page 54: ...D CD TUNER TAPE LD VCR TVzDBS 2 3V Phono MM 130 mV Output Level Impedance REC OUT 150 mV 1 kΩ PRE OUT MAIN L R CENTER 1V 1 2 kΩ PRE OUT FRONT L R REAR L R 1V 1 2 kΩ LOW PASS SPLIT L R EFFECT OFF 2V 1 2 kΩ LOW PASS MONO EFFECT OFF 4 0V 1 2 kΩ Maximum Voltage Output 20 Hz 20 kHz 1 THD PRE OUT MAIN L R 3V Headphone Jack Rated Output Impedance Output Level 0 03 THD 1 kHz RL 8Ω 0 19V Impedance 100Ω Fre...

Page 55: ...io 50 dB Frequency Response 5 Hz 10 MHz 3 dB Power Supply U S A and Canada models AC 120V 60 Hz Australia and U K models AC 240V 50 Hz Europe model AC 230V 50 Hz General model AC 110 120 220 240V 60 50 Hz Power Consumption U S A model 400W Canada model 400W 530 VA Australia Europe U K and General models 350W AC Outlets 2 SWITCHED OUTLETS U S A and Canada models 120W max total General model 100W ma...

Page 56: ...NGEN BEI HAMBURG F R OF GERMANY YAMAHA ELECTRONIQUE FRANCE S A 17 RUE DES CAMPANULES LOGNES 77321 MARNE LA VALLEE CEDEX 2 FRANCE YAMAHA ELECTRONICS UK LTD YAMAHA HOUSE 200 RICKMANSWORTH ROAD WATFORD HERTS WD1 7JS ENGLAND YAMAHA SCANDINAVIA A B J A WETTERGRENS GATA 1 BOX 30053 400 43 VÄSTRA FRÖLUNDA SWEDEN YAMAHA MUSIC AUSTRALIA PTY LTD 17 33 MARKET ST SOUTH MELBOURNE 3205 VIC AUSTRALIA VP54300 0 B...

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