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B&K Reference 21, Owner'S Manual

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17

SURROUND SPEAKER OUTPUT CONNECTIONS 

 

Connect the A/V System Controller’s surround outputs to your external amplifier(s) or powered speakers as 
described previously. Connect your speakers to your external amplifier(s) as shown below. 

 
 

 
 
 
 
 
 
 
 
 

C

FRONT

LEFT

L

SURROUND LEFT SURROUND RIGHT

FRONT

RIGHT

CENTER

PLUS

MINUS

PLUS

MINUS

PLUS

MINUS

FRONT LEFT

FRONT RIGHT

(-)

(+)

R

CENTER

(-)

(+)

(-)

(+)

SURROUND

LEFT

(-)

(+)

Sl

SURROUND

BACK LEFT

(-)

(+)

Sbl

SURROUND

BACK RIGHT

(-)

(+)

Sbr

SURROUND

RIGHT

(-)

(+)

Sr

PLUS

MINUS

PLUS

MINUS

PLUS

MINUS

PLUS

MINUS

SURROUND BACK

LEFT

SURROUND BACK

RIGHT

Summary of Contents for Reference 21

Page 1: ...P N13468 0303 B K S B IMPLY ETTER B K Components Ltd Reference 21 A V System Controller Owner s Manual...

Page 2: ...KER LOCATION feet Left Center Right Front Surround Back Back Width Subwoofer Model Serial Date purchased Purchased from City State Phone Contact SETUP ROOM EQUALIZATION THX Boundary Gain Comp NO Test...

Page 3: ...ation 27 Speaker Levels 28 Crossovers LFE 28 Room Equalization 31 Displays 34 Inputs 37 Presets 42 Music Mode 43 Memory Backup 44 Operation 45 Power On Off 45 Sleep 45 Choosing a source 46 AM FM Tuner...

Page 4: ...Control Outputs 69 Setup Control Out 1 70 Setup Control Out 2 70 Setup Control Out 3 71 Setup Control Out 4 71 Security Options 72 DSP Usage 74 RS 232 Control Port 74 Factory Reset 76 Troubleshooting...

Page 5: ...THX MusicMode are registered trademarks of Lucasfilm Ltd Manufactured under license from Lucasfilm Ltd U S patent numbers 5 043 970 5 189 703 and or 5 222 059 European patent number 0 323 830 Other U...

Page 6: ...eavy objects on its top cover The processor is equipped with raised feet to provide ventilation reduce acoustic feedback and provide protection against scratching the surface the unit is resting on We...

Page 7: ...VDC 50 mA outputs for turning on amplifiers and controlling external systems such as a projection screen or B K amplifier IR inputs outputs two IR inputs and up to four IR outputs let you integrate th...

Page 8: ...into the space normally required for two uncompressed channels while Dolby Digital squeezes 5 1 channels into about the space required for two channels Your processor automatically detects the bitstre...

Page 9: ...ffects LFE channel The LFE channel contains only low frequency information for enhanced sound effects in movies This combination of five discrete channels plus a LFE channel is often referred to as 5...

Page 10: ...processor via the analog 5 1 inputs Sound will normally come from all seven speakers in your system but your processor can produce sound in one mono to seven channels see Audio Modes under Operation...

Page 11: ...ive scan DVD without degrading the picture THX Ultra2 uses seven channels of amplification to playback multi channel encoded program for use in a single fixed seven speaker one subwoofer home theater...

Page 12: ...es a high quality processor capable of decoding the surround formats described above Zone A zone is usually a room that has speakers installed in it Your processor includes a full preamp processor for...

Page 13: ...Steps through menus sources or other modes Steps through the audio video sources Steps through audio modes Enter exit menu system 3 Main power switch Removes all power to the processor Normal operatio...

Page 14: ...RIAL NUMBER 1 AC fuse holder Holds the AC Line fuse Replace only with same type and value 2 AC input receptacle For attaching the supplied AC power cord to the processor 3 RS 232 input Computer interf...

Page 15: ...to connect digital audio signals from your source to the processor The incoming signal may be PCM Dolby Digital or DTS 15 Coax Digital inputs Coax digital inputs are used to connect digital audio sign...

Page 16: ...TUP INPUTS y Also note the length of the cable for each component s connection and describe how it should be routed or draw your routing scheme below your list You may want to label each cable with a...

Page 17: ...analog inputs If connecting a cassette deck or other audio only recorder then omit the video connections Attach one end of the audio interconnect cable to the left audio output on the VCR then attach...

Page 18: ...to the center output on the DVD Audio source device then attach the other end to the center TV V3 DVD Audio input on the processor Repeat for the left front V1 and right front DVD VLD audio connectio...

Page 19: ...rom a DT 1 will automatically select between the connected PCM DTS bitstreams and the converted AC 3 RF Dolby Digital signal Other AC 3 RF to Dolby Digital decoders may not make this switch automatica...

Page 20: ...er you will need to acquire the use of an external power amplifier Connect the external amplifier s speaker output to your subwoofer Connect to the Subwoofer SW power amplifier input Connect to the Su...

Page 21: ...ly Connect your speakers to your external amplifier s as shown below C FRONT LEFT L SURROUND LEFT SURROUND RIGHT FRONT RIGHT CENTER PLUS MINUS PLUS MINUS PLUS MINUS FRONT LEFT FRONT RIGHT R CENTER SUR...

Page 22: ...ction screens etc in Zone 2 Control 3 Z1 Z2 On 12 VDC when Zone 1 Zone 2 or both zones are turned on Off 0 VDC when both zones are off Control 4 REMOTE It will repeat a received 38 kHz modulated IR si...

Page 23: ...t to playback Dolby Digital DVDs No this is required only for Dolby Digital laser discs Do I need an AC 3 RF demodulator B K DT 1 or equivalent to playback DTS laser discs No this is required only for...

Page 24: ...S video composite inputs manually when you change sources This can normally be done via the monitor s or VCR s remote control or the supplied universal remote Some monitors or VCRs may require you to...

Page 25: ...L remote or ENTER remote or front panel Some menu selections cause another menu to be activated Use the UP DOWN ARROWS to move to the desired menu line Pressing SEL or ENTER will activate the next men...

Page 26: ...speakers Audio material particularly Dolby Digital and DTS movies often contain large amounts of bass If this bass information is sent to small speakers that are incapable of reproducing so much bass...

Page 27: ...Subwoofer None Front Small None Center Bass to SW Center Hi Pass to Front Center Bass to SW Center Hi Pass to Front Center Full to Front Center Bass is Center Hi Pass to Front Small THX Center Bass to...

Page 28: ...Surround Surround Bass is Surround Hi Pass to Surround Large Surround Bass to SW Surround Full to Surround Surround Full to Surround Surround Full to Surround Surround Full to Surround Set the size f...

Page 29: ...f your home theater speaker system For example selecting the Front Large and Subwoofer Yes THX options bass from the front left and front right channels will go ONLY to the front left and front right...

Page 30: ...ns This setting allows a means to adjust for excessive bass resulting from a boundary gain effect Room boundaries such as walls and other acoustic obstacles may increase the perceived volume levels of...

Page 31: ...if you prefer SETUP SPEAKERS 1 Speaker Size 2 Speaker Location 3 Speaker Levels 4 Crossovers LFE 5 Room Equalization next item SEL select MENU setup system 2 Speaker Location SPEAKER LOCATION feet Lef...

Page 32: ...or DOWN move to Speaker Levels 2 SEL or ENTER ENTER activate SETUP SPEAKER LEVELS 3 PAUSE or STOP UP or DOWN move to Left Front 4 REW or FF VOLUME KNOB adjust left level to a convenient reference leve...

Page 33: ...s is sent to them Gradual transitions with higher crossover settings can also cause the perceived location of a sound to move from the correct main speaker to the sub s location THX speakers are speci...

Page 34: ...tment situation Note that this affects only the separate LFE 1 channel available on Dolby Digital and DTS material it has no effect on the reproduction of normal bass from the front center or surround...

Page 35: ...or FF VOLUME KNOB set to No Notch filter settings are now disabled 3 PAUSE or STOP UP or DOWN move to next desired setting Using the test tone generator your processor has a low frequency sine wave ge...

Page 36: ...nd is engaged at all times regardless of the EQ selection From Remote From Front Panel Action 1 PAUSE or STOP UP or DOWN move to Notch Frequency 2 REW or FF VOLUME KNOB set to desired notch frequency...

Page 37: ...to SETUP SYSTEM Set subwoofer phase In addition to the subwoofer location adjustment see Speaker Location above your processor has an option to invert the phase of the information sent to the subwoofe...

Page 38: ...Panel 2 REW or FF VOLUME KNOB change display brightness MAIN MENU 1 Zone 1 Operation 2 Zone 2 Operation 3 Zone 1 Favorite Presets 4 Zone 2 Favorite Presets 5 System Setup 6 Memory Backup Restore next...

Page 39: ...message which displays the current status as to the incoming video Composite S VIDEO or Both Video to both video outputs When no video is available on one of the video formats composite or S VIDEO it...

Page 40: ...letterbox viewing area This setting does NOT affect setup menus Your monitor must be set for normal 4 3 viewing in order to display the entire menu page From Remote From Front Panel Action 1 PAUSE or...

Page 41: ...lection 9 LtRt for each of your input sources When a source is selected from the remote control or front panel the audio mode will automatically be set to use this favorite mode and speaker selection...

Page 42: ...can still change it during normal system operation From Remote From Front Panel Action 2 PAUSE or STOP UP or DOWN move to Favorite Mode 3 REW or FF VOLUME KNOB select favorite audio mode for use sourc...

Page 43: ...nd Music See Surround SETUP DVD INPUT 1 Favorite Mode Surround 2 Favorite Speakers Back 4 3 2 chan decoder DPLII Movie 4 Multi chan type Surr Movie 5 Level 5 5 dB 6 Name 5char 7 Component Video 2 8 DV...

Page 44: ...this step Note that the tuner name cannot be changed From Remote From Front Panel Action 8 PAUSE or STOP UP or DOWN move to Name 9 SEL or ENTER ENTER activate NAME editing 10 REW or FF VOLUME KNOB mov...

Page 45: ...cally set to DVD audio mode Setting a source to DVD audio mode does not prevent you from using the digital inputs from that source Simply select one of the other four listening modes to return to digi...

Page 46: ...1 REW or FF VOLUME KNOB select Yes or No MAIN MENU 1 Zone 1 Operation 2 Zone 2 Operation 3 Zone 1 Favorite Presets 4 Zone 2 Favorite Presets 5 System Setup 6 Memory Backup Restore next item SEL select...

Page 47: ...re in the SETUP MENUS and your remote is in B K mode From Remote From Front Panel Action 1 From Main Menu PAUSE or STOP UP or DOWN move to Setup System 2 SEL or ENTER ENTER activate SETUP SYSTEM 3 Nav...

Page 48: ...From Remote From Front Panel Action 1 PAUSE or STOP UP or DOWN move to Memory Backup Restore 2 SEL or ENTER ENTER activate MEMORY BACKUP AND RESTORE 3 REW or FF VOLUME KNOB choose Backup or Restore 4...

Page 49: ...ch when your processor will be idle for extended periods of time or during periods of power line fluctuations Your processor will not lose its memory while the main power switch is off From Remote Fro...

Page 50: ...econds while processor analyzes selected source TAPE press twice SOURCE step quickly to TAPE select TAPE MONITOR TAPE will appear on Zone 1 out Note The tape monitor loop only allows recording of the...

Page 51: ...KER LEVELS and SETUP Source INPUT menus TEMPORARY LEVEL ADJUSTMENTS Occasionally you may find that you can t hear the dialog very well in a particular movie or a movie has too much bass etc You can te...

Page 52: ...wer smaller speakers with the needed corrections to volume and down mixing applied automatically Mono Select 0 Headphone Select 1 M SUB M SUB M SUB M SUB M SUB M Select 2 SUB M L SUB R L SUB R L SUB R...

Page 53: ...popularity of multi channel discrete encoding formats such as Dolby Digital and DTS ES has come the need for new and improved matrix surround decoder technologies Combining our technology partnerships...

Page 54: ...E or STOP UP or DOWN move to Zone 1 Operation 2 SEL or ENTER ENTER activate ZONE 1 OPERATION 3 Navigate with PAUSE or STOP REW or FF UP or DOWN VOLUME KNOB move to select DPLII Music 4 SEL or ENTER EN...

Page 55: ...TROL OUT capability then full range audio including LFE for Dolby Digital and DTS will also be sent to your front left and right speakers If you have small front speakers we strongly suggest you manua...

Page 56: ...the SURROUND or THX audio mode at all times Only Dolby Surround encoded 2 channel material has true surround speaker information encoded into the audio material For use with this audio material a sta...

Page 57: ...d Adaptive Decorrelation to correct for the tonal and spatial errors that occur during the translation from the movie theater environment into the home THX Ultra2 Cinema mode and THX MusicMode use Adv...

Page 58: ...of material If your processor is used in a THX home theater environment best results during movies may be realized using the THX audio listening mode see AUDIO MODES THX ZONE ID Messages transmitted...

Page 59: ...git to gain control After a few seconds of inactivity control will automatically revert to Zone 1 If you don t wish to wait just press Z then 1 You may also control Zone 2 from a remote control or fro...

Page 60: ...Operation 2 SEL or ENTER ENTER activate ZONE 1 OPERATION 3 Source then B K VOLUME or VOLUME CENTER or CENTER REAR or REAR SUB or SUB EQ SOURCE MODE and or UP or DOWN select function VOLUME KNOB adjus...

Page 61: ...will pick the next available preset You may pick a different preset number if desired 5 ENTER ENTER save preset and allow renaming 6 PAUSE or STOP REW or FF UP or DOWN VOLUME KNOB rename preset if des...

Page 62: ...eset for recall 5 ENTER ENTER recall preset Save preset using Zone 2 Operation From Remote From Front Panel Action 1 PAUSE or STOP UP or DOWN move to Zone 2 Operation 2 SEL or ENTER ENTER activate ZON...

Page 63: ...tivate ZONE 1 FAVORITE 3 number or 10 number PRESET step to desired preset select a preset for no skip skip 4 REW or FF VOLUME KNOB select yes no no skip skip 5 PAUSE or STOP UP or DOWN rename preset...

Page 64: ...tivate ZONE 2 FAVORITE 3 number or 10 number PRESET step to desired preset select a preset for no skip skip 4 REW or FF VOLUME KNOB select yes no no skip skip 5 PAUSE or STOP UP or DOWN rename preset...

Page 65: ...o use the DVD player s menu system to get to a Dolby Digital 5 1 or DTS ES multi channel soundtrack If you ever need to call B K regarding a problem with your processor be sure to note the status disp...

Page 66: ...A configuration will allow you to set maximum volume level remote control Zone ID OSD enable V1 tape mode and the surround operation Make sure you are in the ADVANCED SYSTEM SETUP menu and the remote...

Page 67: ...ING if you change the Zone product ID code set in the processor without making the corresponding change to the remote then the remote will no longer appear to work Refer to the separate remote manual...

Page 68: ...put is always the selected input including V1 Note The Tape input and output is always set up as a tape monitor for Zone 1 A From Remote From Front Panel Action 1 PAUSE or STOP UP or DOWN move to V1 O...

Page 69: ...SE or STOP UP or DOWN move to Surround Modes 2 REW or FF VOLUME KNOB set to Auto or Manual 3 MENU MENU return to ADVANCED SYSTEM SETUP Zone 2 B Setup Zone B has been factory default set to use a Zone...

Page 70: ...hen this setting allows the level for Zone 2 B to be adjusted However when adjusting this level it cannot exceed the value set in Zone 2 B max level WARNING If you set this level too low the processor...

Page 71: ...the source the Zone 2 B output is V2 and the V2 output is the previously selected source This prevents feedback when the V2 inputs and outputs are connected to a tape deck or VCR Feedback can cause h...

Page 72: ...o On in Zone 1 A the power linkage feature will cause power to be set accordingly on Zone 2 B Zone 2 B Independent power on off is still operational with the Zone 2 B remote control but any Zone 1 A p...

Page 73: ...t can be programmed on a source of 12VDC 50 mA or off 0 VDC depending on which source is selected They may also be set to headphone listening remote repeater or RS 232 see BKC DIP documentation Make s...

Page 74: ...ll be off Control outs 2 3 and 4 can also be set to REMOTE In REMOTE mode your processor acts like a remote repeater IR remote signals detected by your processor are repeated on the control out Select...

Page 75: ...eat 3 4 set control out 3 for other sources 6 MENU MENU return to CONTROL OUT SETTINGS Setup Control Out 4 CONTROL OUT SETTINGS 1 Control Out 1 2 Control Out 2 3 Control Out 3 4 Control Out 4 next ite...

Page 76: ...PAUSE or STOP UP or DOWN move to Advanced Menu 3 REW or FF VOLUME KNOB set to Hidden recommended or Visible Memory Locked Locking memory will prevent changing of your presets or system settings From...

Page 77: ...or from the front panel or RS 232 computer interface Note if you inadvertently lock IR simultaneously pressing SLEEP UP and DOWN on the front panel will always enter the advanced security options to a...

Page 78: ...e RS 232 PORT SETUP 3 PAUSE or STOP UP or DOWN move to Port 4 REW or FF VOLUME KNOB select Enabled or Disabled ADVANCED SYSTEM SETUP 1 Zone 1 Setup A 2 Zone 2 Setup B 3 Power On Titles 4 Control Out 5...

Page 79: ...or FF VOLUME KNOB select Enable or Disabled RS 232 PORT SETUP 1 Port Enable 2 Baud Rate 9600 3 Echo Enable 4 Update Enable 5 Receive ID 0 6 Transmit ID 0 next item SEL select MENU advanced setup 2 Bau...

Page 80: ...N MENU or see the SETUP section of this manual FACTORY RESET Should you ever need to completely reset the processor to the original factory settings from the front panel press the SLEEP DOWN and MENU...

Page 81: ...1 Recordings are not Dolby Surround encoded 2 Recordings are not Dolby Digital 3 Surround processor not in correct mode 4 Check speaker setup 5 Speakers phase wrong 1 Play a Dolby Surround recording...

Page 82: ...0 Hz High Pass Crossover Slope 6 or 12 dB Oct Low Pass Crossover Slope 6 12 or 24 dB Oct Tuner Specifications FM Section Tuner Specifications AM section Frequency Range 87 5 107 9 MHz Frequency Range...

Page 83: ...des B K delivers exceptional value to its customers But what is Upgradability Upgradability is not a guarantee we define it as a philosophy of designing and manufacturing products so that as audio tec...

Page 84: ...80 NOTES...

Page 85: ...E C T R O C U T I O N N E PA S O U V R I R C AU T I O N R I S K O F E L E C T R I C S H O C K D O N O T O P E N R I S K O F E L E C T R I C S H O C K D O N O T O P E N A M a n t e n n a L I N E I N P...

Page 86: ...ration 3 Zone 1 Favorite Presets 4 Zone 2 Favorite Presets 5 System Setup 6 Memory Backup Restore 7 Unit Information next item SEL select MENU exit menu system ZONE 1 OPERATION Source FM Stereo 103 3...

Page 87: ...evel 15 dB 2 Zone ID 1 3 On Screen Display User 4 V1 Output Tape 5 Surround Modes Auto 6 Favorite Recall use ENTER next item adjust MENU advanced setup ADVANCED ZONE B SETTINGS 1 Level Control Variabl...

Page 88: ...84 WWW BKCOMP COM B K Components Ltd 2100 Old Union Road Buffalo New York 14227 Phone 716 656 0026...

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