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1. 1 Connect the speaker level inputs as shown in the Connect section Be sure to connect to and to 2 Connect the LFE signal to the subwoofer s RCA LFE input connector 3 n the receiver set the bass management options to large or full range front left and right speakers If the receiver has an option to add LFE to those channels select this option as well 4 5 6 7 Turn the subwoofer s speaker level control to MIN knob all the way to the left Turn the subwoofer s line level control to MAX knob all the way to the right Run the system in your primary mode surround or 2 channel Optimize the system using Place amp Play Self EQ Auto EQ 5 or Manual EQ See how to perform these optimization procedures in the Optimize section 8 Run the system in the other mode 9 Turn the subwoofer s speaker level control up until the mid bass is to your liking 20 PART THREE OPTIMIZE Digital Drive U5 User s Manual OPTIMIZATION INTRODUCTION This part of this manual first explains the optimization methods and nomenclature To help you choose a method this section then describes the capabilities of each method as well as the time each optimization requires to complete Next to help you choose how to perform your selected optimization method this part describes the optimization software interfaces available including the Window Setup Program and your TV screen To help you u
2. the various source types DEFAULT PRESET SETTING 1 Theater 37 Hz 3 0 34 Movies Volume is slightly louder than for the Jazz preset 2 Rock 52 Hz 2 0 33 Rock and Pop music Volume is slightly higher than for the Jazz preset 3 Jazz 35 Hz 30 Jazz and Classical music This is the most neutral with no boost at any frequency or overall volume increase 5 Games 60 Hz 2 5 33 Video Console and Online Game Playing Gunfire and explosions sound better Volume is slightly higher than for the Jazz preset Defeat 35 Hz 30 Defeats all EQs Use to toggle between what your system sounds like with and without EQ The boost level is proportional to dB That is a boost of 5 0 is greater than a boost of 3 0 For no boost use 0 0 The boost frequency and level are controlled by the contour frequency and contour level settings Night Mode Night mode lowers the subwoofer volume by specifying a compression to a percentage of the overall volume level The factory set default percentage for this setting is 30 You might want to use night mode during times when you want to enjoy your sound system but you don t want to disturb your neighbors or other people in your house who are sleeping or need quiet time You can toggle night mode on and off using the NIGHT button on the remote control When toggling night mode You hear a volume change an And either n then the volume level or n OFF appears on the front LED display 11 Di
3. subwoofer You can use this to toggle between how your audio system sounds with and without the subwoofer playing PRESETS Accesses the five presets and one EQ defeat listening modes The presets are set at the factory but you can adjust them B1 THEATER EQ boost at 37 Hz B2 ROCK EQ boost at 52 Hz B3 JAZZ No EQ boost reference listening B4 CUSTOM Set to your listening preference B5 GAMES EQ boost at 60 Hz B6 DEFEAT Use to toggle between another preset being on and off to listen to the sound difference C VOLUME and Raises or lowers the volume of your subwoofer D NIGHT Limits the peak volume of the subwoofer to a percentage of the selected preset volume or SETUP volume Other Controls E b Toggles the subwoofer between active and standby modes if power switch on back of subwoofer is ON F LIGHT Changes the LED display operation between momentary on default and constantly on The volume level is readable even with the front subwoofer grille in place Optimization Controls G EQ Performs Auto EQ If Setup parameters have been saved from either an Auto EQ or Self EQ pressing this button won t run Auto EQ S again unless you hold the button down for about 5 seconds This is to prevent Auto EQ from running and over writing any manual settings you have saved if this button is accidentally pushed H Numeric keypad Enters Setup mode enters Self EQ mod
4. 37 Choose Interface to use with Manual EQ Optimization Optimization Parameters EQ Optimization Parameters Parametric Recommended Parametric Adjustment Order for Maunal EQ Optimization RESOURCES MAINTAIN Protect Subwoofer from Damage Clean Troubleshoot Update Software Windows Setup Program Software Service Packaging Waranty SPECIFICATIONS Digital Drive U5 User s Manual IMPORTANT SAFETY INSTRUCTIONS CAUTION RISK OF ELECTRIC SHOCK A DO NOT OPEN SAFETY NOTICES CAUTION To reduce the risk of electric shock do not remove cover or back No user serviceable parts inside Refer servicing to qualified service personnel THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons THE EXCLAMATION POINT SYMBOL is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the subwoofer 1 READ INSTRUCTIONS All safety and operating instructions should be read before the product is operated 2 RETAIN INSTRUCTIONS The safety and operating instructions should be retained for future reference 3 HEED WARNINGS All warnings on the product and in the operating instructions should be adhered to 4 FOLLOW INSTRUCTIONS All operating and
5. at the lowest end but no dip or peak should exist at the crossover frequency with the satellites While the goal is a perfectly flat response this may not be possible in the higher frequencies of the subwoofer s response due to peaks or valleys introduced by the satellites Optimize for Your Listening Preferences Everyone has a personal preference as to how they want their audio system to sound With the Self EQ and Auto EQ features the bass response for your subwoofers in your listening room should be within 3 dB These EQ methods aren as aggressive as they could be as optimizing filters for flatter response takes exponentially longer due to perturbing external noises to the process Also using more EQ can sometimes have a negative effect in the time domain so less EQ is preferable However you can make the correcting filters more aggressive or adjust it in other ways to match your listening preferences Auto EQ S serves as an excellent starting point for those of you who want to manually adjust parameters to modify the frequency response profile and 24 Digital Drive 5 User s Manual the parametric filter frequencies bandwidths and levels It s your subwoofer not ours any more You have the freedom to make it sound the way you want it to Optimize for Subwoofer Placement When you unpack the subwoofer you place it in the room according to the information in the general section and optionally the Crawl Tes
6. authorized service representative within the warranty period set forth above If VELODYNE determines the unit is defective VELODYNE will at VELODYNE s option repair or replace the product at no charge if the product is forwarded prepaid to a factory authorized service representative Products forwarded to the factory authorized service representative should be shipped securely and properly packaged insured and freight prepaid WARRANTY OUTSIDE THE UNITED STATES AND CANADA The Warranty of this product if it is sold to a consumer outside of the United States or Canada shall comply with applicable law and shall be the sole responsibility of the distributor that supplied this product To obtain any applicable warranty service please contact the dealer from which you purchased this product or the distributor that supplied this product 37 S EP C AEA CA I OTNES Digital Drive User s Manual MODEL DD 10 DD 12 DD 15 DD 18 Driver 10 forward firing 12 forward firing 15 forward firing 18 forward firing Amplifier 3000 watts Dynamic 3000 watts Dynamic 3000 watts Dynamic 3000 watts Dynamic Class D 1250 watts RMS Power 1250 watts RMS Power 1250 watts RMS Power 1250 watts RMS Power Frequency Response Overall 10 5 300 Hz 10 2 300 Hz 9 0 300 Hz 8 8 300 Hz 3 dB 18 7 120 Hz 17 120 Hz 14 6 120 Hz 14 4 120 Hz THD lt 1
7. best Your satellite speakers also contribute to how your audio system sounds If moving your satellites is an option you might likewise place them through experimentation and measurement 25 Digital Drive U5 User s Manual CHOOSE INTERFACE TO USE WITH MANUAL EQ OPTIMIZATION This section is an overview of the subwoofer optimization interface options so you can choose which to use for Manual EQ optimization You can perform Manual EQ optimization using either the TV or Windows Setup Program interface The Setup Program comes with your Digital Drive and needs to be installed on a Windows XP Vista or 7 computer If you want to use the Auto EQ Self EQ or Place amp Play method you won t need to use either so you can skip this section However if you re curious to see the low frequency response output of your audio system using Auto EQ you can view it with both of these interfaces INTERFACE CHOICES FOR THE MANUAL EQ OPTIMIZATION METHOD Velodyne Recommendation Preferred Use if you don t have a Windows KP Vista or 7 laptop or desktop computer Time to Setup Fast Doesn t require access Depends on how accessible the video input connector is to TV video input on your TV With many entertainment systems the TV s composite video or S video input may be difficult to reach because it is usually on the back of the TV close to a wall Also the video input is often already connected to another video component Equi
8. daisy chain Output is unfiltered L amp R F HIGH PASS OUTPUT Crossed over high frequency output signal to send to a preamp The preamp amplifies this signal to use as the audio input to satellite speakers The crossover frequency is set with the HIGH PASS CROSSOVER switch RCA AUDIO OUTPUTS G THRU Connect subwoofer output to downstream subwoofer in a daisy chain Output is unfiltered L amp R H OUTPUT Crossed over high frequency output signal to send to a preamp The preamp amplifies this signal to use as the audio input to satellite speakers The crossover frequency is set with the HIGH PASS CROSSOVER switch VIDEO OUTPUTS 1 VIDEO OUT Display the video generated by the subwoofer on your TV using composite video J S VIDEO Display the video generated by the subwoofer on your TV using S video Either connect the VIDEO OUT or the S VIDEO output not both RS 232 OUTPUTS K RS323 OUT Communicate with a downstream daisy chained Digital PLUS Drive subwoofer CONTROLS L IR INPUT Allows for hook up of the optional Velodyne remote control receiver VVith the optional receiver plugged in it will allov the remote control to control the subwoofer even if the subwoofer sensor is pointed away from you Place the infrared receiver within direct line of sight from your usual listening position 8 Digital Drive U5 User s Manual M 12V Trigger Turns the subwoofer ON an
9. labor Five years drivers Five years drivers Five years drivers Five years drivers 38 Velodyne Acoustics Inc 345 Digital Drive Z N Morgan Hill CA 95037 Velodyne 408 465 2800 voice 408 779 9227 fax 408 465 2851 service voice 408 779 9208 service fax www velodyne com Service E mail service velodyne com General E mail help velodyne com Other trademarks or registered trademarks are property of their respective owner 63 161 Rev A NOV10
10. level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Microphone Balanced Mini XLR Balanced Mini XLR Balanced Mini XLR Balanced Mini XLR cable included cable included cable included cable included Speaker Bare wire banana plugs Bare wire banana plugs Bare wire banana plugs Bare wire banana plugs Level L amp R or spade lugs or spade lugs or spade lugs or spade lugs OUTPUTS Thru L amp R Line level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Output L amp R High Pass Line level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Line level RCA amp XLR Included Full feature remote control Full feature remote control Full feature remote control Full feature remote control Accessories DD accessory kit and DD accessory kit and DD accessory kit and DD accessory kit and video cable video cable video cable video cable Finishes Black gloss ebony Black gloss ebony Black gloss ebony Black gloss ebony satin cherry or walnut satin cherry or walnut satin cherry or walnut satin cherry or walnut Dimensions H W D 14 2 x 13 x 16 5 15 8 x 14 4 x 18 20 x 18 1 x 22 5 22 7 x 20 7 x 25 6 includes feet and connectors Shipping VVeight 75 Ibs 85 Ibs 120 Ibs 142 Ibs approx Warranty Three years electronics Three years electronics Three years electronics Three years electronics parts
11. of five years All VELODYNE products have a warranty from the date of purchase against defects in materials and workmanship subject to the following conditions 1 VELODYNE is not responsible for defects which result from the use of an amplifier or controller other than the one originally supplied with the unit subwoofer or defects which result from modifications or repairs made by any component of the system by anyone other than a VELODYNE factory authorized service representative 2 This warranty is void if any repairs or service covered by the terms of this warranty are made to any component of the system by anyone other than a VELODYNE factory authorized service representative 3 VELODYNE is not responsible for damage caused by accidents abuse misuse natural or personal disaster or unauthorized modification The VELODYNE products are not intended for professional or commercial use and VELODYNE is not responsible for damage resulting from such use 4 The VELODYNE product warranty is limited to units that are purchased from authorized VELODYNE dealers and finalized within authorized dealer locations 5 This warranty is nontransferable under any condition 6 Use of this product outside the U S and Canada voids this warranty TO OBTAIN SERVICE Information regarding service may be obtained from the dealer from whom you purchased the unit or by contacting VELODYNE customer service Warranty service must be performed by a VELODYNE factory
12. s LFE channel set very low or very high and that the level at the Digital Drive subwoofer is the opposite to PLUS compensate Ideally the channel level will be somewhere near 0 dB and the Digital Drive subwoofer level at or below 50 or 60 34 4 Digital Drive U5 User s Manual MAINTAIN Protect Subwoofer from Damage DO NOT PUT HEAVY OBJECTS or other objects ON TOP of the subwoofer cabinet that could scratch or dent the cabinet DO NOT ALLOW OBJECTS TO FALL INTO OR LIQUIDS TO SPILL ON THE SUBWOOFER CABINET DO NOT EXPOSE SUBWOOFER TO DRIPPING OR SPLASHING FROM LIQUIDS DO NOT PLACE LIQUID FILLED OBJECTS ON OR NEAR THE SUBWOOFER Examples of liquid filled objects include flower vases beverages and liquid fueled lamps DO NOT OPERATE THE SUBWOOFER NEAR ANY BODIES OF WATER BATHTUBS SWIMMING POOLS LAKES ETC DO NOT OPERATE THE VELODYNE Digital Drive S SUBWOOFER OUTSIDE OF BUILDING STRUCTURES DO NOT PUSH FOREIGN OBJECTS OF ANY KIND into the subwoofer or connector openings other than the proper cables DO NOT PLACE BURNING CANDLES INCENSE OR SMOKING PRODUCTS ON TOP OF OR NEAR THE SUBWOOFER DO NOT PLACE ALAPTOP COMPUTER ON TOP OF THE SUBWOOFER Damage could occur to either the laptop hardware or the subwoofer finish Clean USE A CLEAN SOFT DAMP CLOTH to remove dust or fingerprints from the subwoofer cabinet Unplug the subwoofer power cord from the power outlet before cleaning to preve
13. the indicated preset PS Requests the current preset Light Mode LTn LT2 Activates light mode Deactivates light mode Requests light mode state Un mutes subwoofer Mutes subwoofer Requests mute state Mute MUn MU Night Mode NMn 0 1 Activates night mode Deactivates night mode NM Requests night mode state Power LTn 0 1 Turns power on Turns power off LT Requests power state 14 PART TV O CONNECT Digital Drive U User s Manual How to Connect Using an LFE Signal RCA LFE Connection OO Y XLR LFE Connection A AAA G QO 1 19 Digital Drive User s Manual How to Connect Multiple Subwoofers Using One Subwoofer as Master to Control the Other Slave Subwoofer Master Sub INPUT How to Connect Separate Left and Right Audio Channels to Your Subwoofer Left amp Right RCA Connection 16 CONNECT Digital Drive User s Manual Left amp Right Speaker Level Connection 600 U a NOTE Be sure to connect to and to Do not leave any wire strands loose at the connection Left amp Right XLR Connection 17 Digital Drive U5 User s Manual How to Connect Two Audio System Outputs to Your Subwoofer Using Line Level and Speaker Level Connections Line Level a
14. the plug f the plug should still fail to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized plug 1 Digital Drive U5 User s Manual 12 POWER CORD PROTECTION Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience receptacles and the point at which they exit from the product 13 CLEANING The product should be cleaned only as recommended by the manufacturer 14 NONUSE PERIODS The power cord of the product should be unplugged from the outlet when left unused for a long period of time 15 OBJECT AND LIQUID ENTRY Care should be taken so that objects do not fall and liquids are not spilled onto the enclosure 16 DAMAGE REQUIRING SERVICE The product should be serviced by qualified service personne when a The power supply cord or plug has been damaged b Objects have fallen or liquid has been spilled into the product c The product has been exposed to rain d The product does not appear to operate normally or exhibits a marked change in performance e The product has been dropped or damaged 17 SERVICING The user should not attempt to service the product beyond what is described in the operating instructions All other servicing should be referred to qualified service personnel 18 LIGHTNING For added pro
15. typical lt 1 typical lt 1 typical lt 1 typical High Pass 80 or 100 Hz at 6 dB octave 80 or 100 Hz at 6 dB octave 80 or 100 Hz at 6 dB octave 80 or 100 Hz at 6 dB octave Crossover Low Pass 40 Hz to 199 Hz variable 40 Hz to 199 Hz variable 40 Hz to 199 Hz variable 40 Hz to 199 Hz variable Crossover in 1 Hz increments in 1 Hz increments in 1 Hz increments in 1 Hz increments selectable slope selectable slope selectable slope selectable slope Default 80 Hz Default 80 Hz Default 80 Hz Default 80 Hz 24 dB Octave 24 dB Octave 24 dB Octave 24 dB Octave Phase 0 to 180 degrees 0 to 180 degrees 0 to 180 degrees 0 to 180 degrees variable in 15 degree variable in 15 degree variable in 15 degree variable in 15 degree increments increments increments increments Polarity Adjustable Adjustable Adjustable Adjustable Magnet 35 Ibs 35 Ibs 39 7 Ibs 39 7 Ibs Structure Voice Coil Six layer 65mm Six layer 65mm Six layer 75mm Six layer 75mm Cone Fiberglass Rohacell Fiberglass Rohacell Fiberglass Rohacell Fiberglass Rohacell Laminate Laminate Laminate Laminate INPUTS LFE Mono Line level RCA Line level RCA Line level RCA Line level RCA Nominal Impedance 47K Nominal Impedance 47K Nominal Impedance 47K Nominal Impedance 47K Balanced XLR Balanced XLR Balanced XLR Balanced XLR Nominal Impedance 10K Nominal Impedance 10K Nominal Impedance 10K Nominal Impedance 10K Input L amp R Line
16. use instructions should be followed 5 WATER AND MOISTURE The product should not be used near water for example near a bathtub washbowl kitchen sink laundry tub in a wet basement near a swimming pool or the like 6 CARTS AND STANDS The product should be used only with a cart or stand recommended by the manufacturer 7 WALL OR CEILING MOUNTING The product should be mounted to a wall or ceiling only as recommended by the manufacturer 8 VENTILATION The product should be situated so that its location or position does not interfere with its proper ventilation For example the product should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or placed in a built in installation such as a bookcase or cabinet that may impede the flow of air through the ventilation openings 9 HEAT The product should be situated away from heat sources such as radiators heat registers stoves or other products that produce heat 10 POWER SOURCES The product should be connected to a power supply only of the type described in the operating instructions or as marked on the product 11 GROUNDING OR POLARIZATION This product may be equipped with a polarized alternating current line plug a plug having one blade wider than the other This plug will fit into the power outlet only one way This is a safety feature If you are unable to insert the plug fully into the outlet try reversing
17. If you miss the mute of the subwoofer during the Auto EQ process you can still see it by pushing the Mute button once you are running Manual EQ Start Manual EQ Don t forget to have the Sweep Tone CD playing Allow the subwoofer and CD signal to sync Once synced make sure that you are in the Setup preset If you want to change a different preset make sure you are in that one but remember that any changes to the preset parameters will no longer be global as when done with the Setup preset Because of this we recommend that you perform your Manual EQ in the Setup preset If you missed noting the rolloff frequency and slope of your satellites during the Auto EQ 5 optimization push the Mute button in the Windows Setup Program or on the remote control Note the rolloff frequency and slope of your satellites Examine the results of the Auto EQ S optimization for low pass crossover frequency low pass slope and phase Choose to use these settings or adjust to match the values you arrived at from the muting step Bear in mind that these settings may not match the measurement of your satellites because Auto EQ measures and compares actual averages of the summed subwoofer to satellite frequency response It is worth writing them down or remembering them in case you change them to match the satellites and find that you cannot get a smooth and reasonably flat response Adjust polarity Some crossover combinations and some equipment require yo
18. USER S MANUAL Digital Drive DD 10 DD 12 DD 15 and DD 18 Velodyne Enjoy We here at Velodyne want to thank you for selecting our product Get ready to experience the highest quality and amazing low distortion bass that Velodyne is world famous for Relax as you enhance your home entertainment experience with our easy setup instructions Welcome enjoy your new Velodyne Aa oN O O OM a On xi x a a a ee a wo wo N N Nada 15 15 19 21 21 21 21 21 21 21 22 24 24 24 24 24 25 SAFETY NOTICES INTRODUCTION Read What You Need To Manual Conventions PART ONE OPERATE Introduction Controls amp Connections Cabinet Front Remove Subwoofer Grille Install Subwoofer Grille Cabinet Back Panel Remote Control Features Audio Presets Night Mode Active Inactive amp 12V Trigger Power Modes Light Mode Protection Circuitry 230V Users amp TV Interface RS 232 Serial Commands for Controlling Subwoofer PART TWO CONNECT Subwoofer Connections Dual Inputs PART THREE OPTIMIZE Introduction Optimization Methods Place amp Play Self EQ Recommended Manual EQ Choose Optimization Method amp Options Optimization Options Optimize for Audio Genres Optimize for Your Room Optimize for Your Audio System Optimize for Your Listening Preferences Optimize for Subwoofer Placement 26 27 31 31 32 34 35 35 35 35 36 36 36 36
19. and for one subwoofer 2 We recommend using the Windows Setup Program as making the USB connection between the front of the subwoofer and the laptop is much easier than having to access the composite video or S video input connection on the back of your TV Also with the Auto EQ S software you can see the changes to the frequency response on the same screen as the one on which you re changing parameters The Setup Program requires a computer with Windows XP Vista or 7 3 Actual time depends on the number of locations at which you listen to or look at the frequency response of the subwoofer OPTIMIZATION OPTIONS Optimize for Audio Genres You might prefer to have a different bass sound and feel that depends on the type of audio you re listening to For example if you re gaming versus if you re watching a movie Having presets that are accessible on the remote control allows you to easily optimize for these different audio genres without any additional setup by you And you don t have to use the presets for the type of audio on the remote control buttons For example if you like how your Jazz music sounds using the Pop preset better than the Jazz preset use the Pop preset If youre feeling a bit more adventurous you can even modify these presets to your exact tastes using the TV or Windows interfaces Optimize for Your Room As a subwoofer plays in a room the reflections of the sound waves off the walls create standing waves Standing wav
20. anual EQ The default parametric filters are at the 1 3 octave ISO frequencies 20 Hz 25 Hz 32 Hz 40 Hz 50 Hz 63 Hz 80 Hz and 100 Hz Level L Yes Yes Yes The filters can be adjusted in level between 6 dB and 13 dB The default level is 0 for all filters Bandwidth Q No No Yes The bandwidth determines how narrow the parametric filter is The narrower the filter the higher the Q value and the faster the roll off on each side of its center frequency The default Q setting for the bandwidth is 4 3 The Q can be set between 0 1 and 20 The Q or bandwidth of the filter is usually adjusted last after correctly setting the frequency and level It is adjusted so that as little around the dip or peak being corrected is affected 31 Digital Drive U5 User s Manual RECOMMENDED PARAMETER ADJUSTMENT ORDER FOR MANUAL EQ OPTIMIZATION The recommended order for modifying parameters during Manual EQ is described below As you make changes observe the frequency response and how the system sounds to you to evaluate the impact of each parameter change For examples of the Manual EQ optimization process see the Digital Drive 5 User Interface Manual For Manual EQ optimization 1 10 11 12 13 14 Perform Auto EQ s optimization to get a good baseline to start your Manual EQ optimization During the Auto EQ 5 optimization note the rolloff frequency and slope of your satellites when the subwoofer mutes itself
21. cal alignment Which one will you listen to more or which one requires the more precise alignment We refer to this as the primary system and the other as the secondary system 4 Listen to both systems with the line level and speaker level controls on the back of the Digital Drive at MAX knobs all the way to the right 5 Turn the subwoofer volume up so that both systems at least match the main speaker output and sound fairly balanced in level 6 Turn down the level control line or speaker on the system that has too much bass compared to the main speakers when that system is running 7 Turn the secondary system off Turn on and optimize the primary system using Place amp Play Self EQ Auto EQ 5 or Manual EQ See how to perform these optimization procedures in the Optimize section 8 Turn off the primary system and turn on the secondary system It should be close to the correct level but you can adjust a little more if you want Do not change the primary system s level control or you will have to start from Step 4 again 2 Be sure to play only one system at a time Be sure to at least tum off the preamp and power amp or receiver of the second system Playing both systems at the same time can result in damage to the audio components in both systems 119 Digital Drive 5 User s Manual Connect with Dual Connections into a Single System To use the Digital Drive 5 dual inputs to make dual connections for a single system
22. creen interface s setup menu or the Windows Setup Program and select to save and exit Otherwise the new volume setting will be lost upon turning off power to the subwoofer Digital Drive U5 User s Manual EQ Parameter Set with Set with Description Auto EQ Self EQ The factory default presets include volume difference from the Setup preset volume per the character of the preset This difference helps identify the preset audibly but can be changed Each preset increments its volume in accordance with any changes of the subwoofer volume keeping these differences intact For example if the subwoofer is set to the Jazz preset preset 3 and shows a volume of 30 because the Setup preset volume is 30 and the Theater preset preset 1 volume is 40 selecting preset 1 raises the volume to 40 If the VOL key on the remote is then used to increase the volume to 45 and then the Jazz preset preset 3 same level as the Setup preset is selected the subwoofer will display a volume of 35 These volume differences can be seen in the preset volume line in the TV screen and Windows interfaces Contour Frequency No No Frequency that can be set in increments of 1 Hz between 15 Hz and 200 Hz to boost or cut the signal contour of your subwoofer s frequency response at that frequency The contour filter acts as an extra user set EQ that can be used to manipulate the subwoofer frequency response when a particular preset is inv
23. d OFF using a 12V signal from receiver to control This signal can be either 12V or 12V N HIGH PASS CROSSOVER Selects the crossover frequency for the XLR HIGH PASS OUTPUT or the RCA HIGH PASS OUTPUT as either 80 Hz or 100 Hz This filter rolls off at 6 dB O LINE LEVEL CONTROL Adjust volume level for line level input B This level control doesn t adjust the volume for the XLR inputs A Maximum level is with control turned fully clockwise P SPEAKER LEVEL CONTROL Adjust volume level for speaker level input C Maximum level is with control turned fully clockwise Q ETHERNET To accept function control commands from a home automation control system R Power Receptacle Connect detachable AC power plug S POWER Switch power to the subwoofer ON and OFF T Serial Tag Shows serial number model number and manufacturing date for the subwoofer Digital Drive U5 User s Manual Remote Control PLUS The Velodyne Digital Drive remote control allows you to Select listening presets and night mode Adjust the subwoofer volume lt Run Auto EQ 5 Set up adjust and reset your subwoofer when connected to a TV Take care not to lose or misplace your remote control as some of the adjustments to the subwoofer can only be done using the remote G S 6 Q Figure 3 Remote Control 9 Listening Controls A MUTE Mutes and unmutes the
24. drop in power line voltage 12 Digital Drive U5 User s Manual The overdrive protection circuitry operates constantly without being audible under most situations If the subwoofer should shut down reduce the volume setting and shut the subwoofer off until it cools down The time the subwoofer takes to cool down depends on the ambient room temperature but typically at least 10 minutes are required for the subwoofer to cool down and recover from the thermal shutdown Also try plugging the unit into a different wall socket Overloaded sockets or damaged home wiring circuits can cause power voltage drops while the subwoofer is drawing high power levels This condition can result in the subwoofer shutting down intermittently 230V Users amp TV Interface For 230 volt Digital Drives subwoofers the default video mode is NTSC video format If your TV is NTSC compatible you will have no trouble with this mode However certain TVs especially older ones may require PAL or SECAM video To switch from NTSC to PAL SECAM mode press the DOWN ARROW four times followed by RESET The subwoofer will restart in PAL SECAM video mode To revert back to NTSC restore defaults by pressing 8 9 0 while on the video output Introductory screen RS 232 Serial Commands for Controlling Subwoofer This section describes the RS 232 protocol specification and commands that can be used to control the subwoofer This protocol indicates PLUS subwoofers receive run tim
25. e preset contour frequency contour level and the Theater Music setting However if you want to change the crossover frequency crossover slope phase and polarity for each preset you should do so now following the procedure outlined in Steps 8 and Steps 10 through 13 If you are using the Windows Setup program exit Manual EQ by clicking Save and Exit If you are using the TV screen interface select Exit Save in the upper right of the screen and then select Yes to save Stop the Sweep Tone CD If you are using the Windows Setup Program keep it open If you are using the TV screen interface push 1 2 3 4 5 on the remote and then press Select quickly after If you are using the Windows Setup Program wait for it to reconnect to the subwoofer If you are using the TV screen interface the subwoofer is already connected to the TV PLUS Play the appropriate media through the Digital Drive subwoofer for the preset you want to change Proceed to modify contour frequency contour level and the Theater Music settings a For each preset decide upon a frequency for the contour Set the contour level to somewhere between 2 0 and 4 0 so you can hear the change Listen to your media and adjust the contour frequency until the contour is boosting the correct frequencies to your taste b Then adjust the contour level to your taste These values are proportional to but not equal to a dB c While listening to the media change the servo gain or Theate
26. e an audiophile the Digital Drive has features and optimization options to suit you This introduction is your road map to which parts of this manual apply to your audio system and needs READ WHAT YOU NEED TO This manual has multiple parts so only read those parts that you need to This allows you to quickly set up and start enjoying awesome bass without having to read through lots of pages that don t apply to your type of audio system s or your bass optimization needs The rest of this introduction summarizes this manual s sections their goals what s in them and in what cases reading it is recommended PART ONE OPERATE Goal To help you understand the Digital Drive features and how to use its inputs outputs and controls Recommended If You want to know what Digital Drive features are available to you e You want to know how the audio genre presets impact the subwoofer s output You are unfamiliar with the uses of the input and output connectors on the back of the Digital Drive You are integrating your Digital Drive into an advanced audio system that uses a universal remote to control all the components in your system What s in this Part lt Description of the functions of the controls inputs outputs and display on the Digital Drive e Description of the remote control button functions e Description of of the audio presets e How to remove and re install the front grille to access the front co
27. e and starts other functions 10 Digital Drive U5 User s Manual Optimization Controls for EQ Set Up Using a TV Screen 1 MENU Enters SETUP mode from the introductory screen J SELECT Toggles field values K SET and Increases or decreases the Q value for a parametric EQ or sets values on the Settings screen L EXIT Exits Setup mode M RESET Resets volume to the last saved setting on the Systems Settings screen and defeats the crossovers on the Settings screen Also exits from any EQ process to the Introductory screen N TEST Toggles between the Settings Screen and the System Response screen Digital Drive U5 User s Manual FEATURES Audio Presets The subwoofer comes with six audio presets five of which are pre programmed at the factory The preset or presets numbers and their corresponding labels on the remote are shown in the table below Presets 1 2 3 and 5 are shipped from the factory with predetermined settings Preset 45 contour level is set at 0 from the factory and is customizable by the user Preset 6 defeats all the EQs to demonstrate the effect the equalization of the subwoofer has on the sound quality Because movies rock pop and games may already have their bass emphasized in the recordings using these presets may cause too much low frequency boost for your listening preference As such the presets are offered purely to be used to personal taste and are not required for
28. e best bass response for your listening room and preferences e You are unfamiliar with the optimization parameters for a subwoofer What s in this Part e Comparison of the Place amp Play Self EQ Auto EQ S and Manual EQ optimization options available for PLUS subwoofers Digital Drive e Description of what subwoofer parameters you can automatically and manually customize using each optimization option e Description of the user interface choices for performing Manual EQ optimization PART FOUR MAINTAIN Goal To help you understand the Digital Drive PLUS safety care warranty and service information Recommended If You want to know what how to protect your investment in your Digital Drive You want to register your subwoofer s warranty What s in this Part Listing of the safety guidelines to follow when using your Digital Drive Listing of the recommended maintenance and care of your Digital Drive Listing of service and warranty information for your Digital Drive MANUAL CONVENTIONS Receiver For simplicity receiver is used throughout this document to refer to your audio receiver or surround sound processor Many audio systems use receivers but more complicated and updated systems use surround sound processors or controllers 4 PART ONE OPERATE Digital Drive U5 User s Manual INTRODUCTION This part of this manual describes how to operate your Digital Drives subwoofer a
29. e commands from devices such as Crestron products how Digital Drive The communication protocol uses the standard communication settings for the COM port as shown below COM Port Settings Baud Rate 9600 Data Bits 7or8 Parity None Stop Bits 1 The Digital Drive serial ports use a standard configuration that allows direct connection to a PC via a FEMALE to MALE DB 9 RS 232 serial extension cable Only three pins are required as shown below IN Pin OUT Pin 2 Transmit 2 3 Receive 3 Transmit 5 Ground 5 Ground If you are having trouble communicating with your Digital Drive 5 subwoofer check your serial cable first t may be a null modem or crossover cable which won t work for communicating with the subwoofer Serial commands should be formatted as shown below RS 232 SERIAL COMMAND FORMATS Byte Number Byte Description Notes Header character 1 to 3 or 1 to 4 Command and 3 to 4 ASCII characters See the RS 232 Serial Command Parameter Data table below These characters must be in CAPS as the commands are case sensitive Termination character This character is reguired or command is ignored 13 Digital Drive U5 User s Manual The serial commands are shown below RS 232 SERIAL COMMANDS Volume VOnn 00 99 V025 Sets volume to a value VO VO Increments volume up V0 V0 Increments volume down V02 V07 Requests current volume setting Preset PSn 1 2 3 4 5 6 Activates
30. e frequency and bandwidth as well as level of these filters The parametric filters should be adjusted after the system parameters have be set During the Manual EQ process remember that all of the preset parameters are available for adjustment At this time you can customize each preset to get the appropriate character for use with differing satellites or media depending on your needs and system complexity Set with Set with Set with Self EQ Auto EQ U5 Manual EQ Description Frequency F No No Yes The center frequency for the parametric filter The parametric filters should be placed at peaks and valleys in the frequency response during Manual EQ optimization You should put a filter at the highest peak first and adjust the filter levels before proceeding to put filters at the next highest peak You should put filters at the peaks before putting filters at valleys Remember that you are using up amplifier headroom when you raise a dip so it is better to lower a peak When manually setting the filter frequencies avoid putting more than one filter at one frequency The filters can be close but if you find that you need to stack the filters at one frequency you have probably placed the subwoofer or microphone in a poor location in the room near or at a null To correct for this RESET the subwoofer using the remote move the location of the subwoofer or mic and start over with the Auto EQ S optimization and then proceed back into M
31. er switch to OFF e In the 12V trigger mode the subwoofer turns on with a 12V source from a controlling receiver at its 12V trigger jack e In 12V trigger mode and when the subwoofer s power switch is ON its internal amplifier isn t on until it receives 12V in either polarity at the 12V trigger jack In 12V trigger mode if the 12V trigger is not applied the subwoofer will not respond to the remote control To reset the mode apply the trigger and then use the remote or Windows Setup Program to effect the change If the subwoofer will be left inactive in 12V trigger mode for a period of greater than 5 days ez Velodyne recommends setting the power switch to OFF Light Mode When the light mode is OFF the LED display behind the front grille is always off except when momentarily lit to show a change in the volume or crossover settings or the status of the Auto EQ S process When light mode is ON the LED display always shows the volume except it does reflect changes in crossover settings or the status of the Auto EQ process and then reverts to volume Having the LED on at all times can be distracting in a darkened listening room so the default setting is OFF Protection Circuitry The subwoofer is equipped with protection circuitry to provide maximum performance with greatest reliability The subwoofer is protected against Overdriving the speaker Overdriving the amplifier Overheating the amplifier e Excessive
32. es cause places in the room where certain frequencies are louder and others are diminished Some room cancellations of the sound waves can be like black holes that no amount of amplifier power can fill Thus as a general rule it is better to cut down a peak of the frequency response rather than to boost up a valley Self EQ and Auto EQ S perform this adjustment automatically for you In general you should try to achieve a frequency response that is 3 dB at all lower frequencies This is because most people perceive a response curve of this accuracy level as very smooth However people with excellent hearing or who have been trained to listen for sonic purity can hear frequency response deviations to as small as 1 dB or less The Digital Drive Self EQ and Auto EQ S both will PLUS subwoofer to within a 3dB window automatically smooth your Digital Drive Optimize for Your Audio System How good your bass sounds also depends on how smoothly it blends with the output of the satellite speakers If a smooth transition doesn t exist at the crossover frequency you hear either too much mid bass or the bass frequencies as separate from the mid and high frequencies To smoothly blend the subwoofer with the main speakers you first need to know the low frequency response of the main speakers Auto EQ 5 determines the low frequency response of the main speakers automatically and blends with it The response always rolls off
33. gital Drive U5 User s Manual If using the video output display night mode shows as active below the Preset note on the Introductory screen Night mode can be modified in the Next page of either the video output menu or the Windows Setup Program Active Inactive amp 12V Trigger Power Modes The subwoofer has three power ON modes These modes help the user control power conservation when the subwoofer isn t playing but allow the subwoofer s power switch to remain ON at all times In the active mode the subwoofer s standby mode is on When the subwoofer gets an audio signal input the internal amplifier turns on to play the audio It takes a few seconds for the DSP processor to boot up and then you hear the audio If the subwoofer is in active mode and doesn t receive an audio signal the subwoofer automatically goes into standby mode to save power This takes between 10 to 15 minutes e n standby mode the subwoofer s power switch is ON and its internal amplifier isn t on If the subwoofer will be left in standby for a period of greater than 5 days Velodyne recommends turning off the power switch In the inactive mode the standby mode is defeated n the inactive mode and when the subwoofer power switch is ON its internal amplifier is on even if the subwoofer isn t receiving an audio signal If the subwoofer will be left inactive for a period of greater than 5 days Velodyne recommends setting the pow
34. itself which is picked up using the calibrated microphone Self EQ smoothes the frequency response of the subwoofer from 15 to 120 Hz and leaves the settings for volume crossover slope and phase unchanged Auto EG Recommended Auto EQ s is recommended by Velodyne Auto EQ S is the most advanced way to automatically optimize the bass response from your subwoofer and audio system During the Auto EQS process the Auto EQ 5 digital signal processing algorithm uses a calibrated microphone and the Auto EQ S sweep tone found on the enclosed CD played through your system to optimize the low frequency output response The Auto EQ 5 system first automatically mutes the subwoofer to determine the low frequency response lt 200 Hz of the speakers in your audio system After finding this response the subwoofer unmutes itself and matches its output to the satellites while maintaining a smooth blend with the satellite s low frequency output Auto EQ S then adjusts the output level the frequency response the crossover filter parameters and the output phase but only adjusts the parametric filters for level Manual EQ is the most customized way to optimize the bass response from your subwoofer The Auto EQ s optimizes in a manner that sounds great for many people However we at Velodyne understand that everyone has unique listening preferences and that there are PLUS subwoofers and the thousands and thousands of recei
35. mp RCA Connection NOTE Be sure to connect to and to Do not leave any wire strands loose at the connection How to Connect if Controlling your Audio System Using a 12V Trigger Signal or Serial RS 232 Commands 12V Trigger Connection 18 Qe jo 9 6800 A OO olo OG Q ra Digital Drive U5 User s Manual Connect the Digital Drive using Dual Inputs The Digital Drive has dual inputs line level RCA and speaker level You can use these dual inputs for dual systems and dual connections to a single system Guidelines for using this feature Adjust the input level from each system for proper balance The line level and speaker level controls on the subwoofer s back panel act as attenuators so you can turn down the feed from the system with the higher level If NOT using dual inputs then set both level controls on the back panel to MAX The XLR inputs bypass these input level controls but you can still adjust the speaker level input down to match the XLR input if the speaker level signal is greater than the XLR signal level Dual Systems The Digital Drive 5 allows for connection into two audio systems at one time one through the line level RCA inputs and one through the speaker level inputs This makes the setup easy for sharing the subwoofer with a surround system and a 2 channel music system Dual Connections Some lis
36. nd its remote control including Controls and Connectors The subwoofer s front and back panel controls and connectors The remote control functions Audio preset settings e How to remove and replace the front grille to access the front panel controls Features Night light and power modes e Protection circuitry The serial commands available for controlling the subwoofer Serial commands are for advanced integration of the subwoofer into a home theater system Usually this is done by professional installers 5 Digital Drive U5 User s Manual CONTROLS amp CONNECTIONS The subwoofer is set up configured and adjusted by the controls inputs and connections located on the back and front panels of the subwoofer and the remote Figures 1 2 and 3 show the location of each of these important operational interfaces Brief descriptions of each interface are below Cabinet Front In order to access the controls and connections on the front of the cabinet you need to remove the grille You don t need to remove the grille right now For instructions on how to remove and re install the grille see the Remove Subwoofer Grille and Install Subwoofer Grille sections VOLUME CROSSOVER AUTO EG Figure 1 Subwoofer Cabinet Front with Grille Removed A USB Connect this mini USB to a C Remote Control Sensor Receives F CROSSOVER Adjust low pass PC to optionally use the Windows remote control commands crossover frequenc
37. nd what is described in this owner s manual ONLY USE QUALIFIED SERVICE TECHNICIANS TO REPAIR DAMAGED PARTS Service the subwoofer using qualified service technicians when A power cord or plug is damaged The power socket on the subwoofer is damaged e Objects have fallen into the subwoofer or liquid has spilled into the subwoofer The subwoofer was rained on or has become partially or fully submerged in water The subwoofer does not operate normally or exhibits a marked change in performance The cabinet has been dropped or is damaged The subwoofer driver s cone and or suspension is physically damaged Packaging Save the carton and packing materials for future use Using other packaging for this unit may result in severe damage when shipping or moving You can use this packaging should you ever move or need to return the subwoofer to Velodyne for service To save storage space you can flatten the box and put the other packing material in a plastic bag 36 Digital Drive U5 User s Manual FOR YOUR RECORDS Date Purchased Dealer Serial NOTE Please complete and return your warranty card within ten 10 days or Register OM LINE It s faster and easier www velodyne com LIMITED WARRANTY U S AND CANADA ONLY VELODYNE ACOUSTICS Inc VELODYNE warrants all electronics for a period of three years drivers for a period of five years and full range speakers for a period
38. nderstand the parameters you can optimize this section then discusses each how each parameter affects the subwoofer s bass output Finally this part recommends the basic methodology for performing Manual EQ optimization OPTIMIZATION METHODS The Digital Drive 5 subwoofer offers the Place amp Play Self EQ Auto EQ S and Manual EQ optimization methods EQ is a shorthand way to refer to all the subwoofer s parameters that can be changed to equalize how the subwoofer sounds throughout its frequency range You choose what is right for you although Velodyne recommends Auto EQ S as it automatically gives you great sounding bass in about 5 minutes not including setup time and doesn t require you to install and use the Velodyne authored Windows Setup Program on your Windows computer or the TV screen interface to manually modify the bass frequency response Place amp Play Place amp Play setup doesn t require the use of the supplied microphone You can get great sounding bass from the factory default EQ settings with the ability to use the default preset EQ settings for different audio genres Self EG Self EQ is the simplest and fastest way to optimize the bass response from your subwoofer for your room Self EQ adjusts the levels of eight parametric EQs only Unlike Auto EQ and Manual EQ which use the sweep tone on the enclosed CD and can adjust all settings on the subwoofer Self EQ uses a sweep tone generated from the subwoofer
39. nt static electricity from damaging the subwoofer during cleaning DO NOT CLEAN THE SUBWOOFER CABINET with detergents soaps abrasives aerosol sprays chemical solvents alcohol or other cleaning solutions Troubleshoot SUBWOOFER ISN T PLAYING 1 Verify unit is plugged in and power outlet used is active 2 Verify the power switch is on 3 Verify the subwoofer is connected to a source and all 12V triggers are on 4 Verify the subwoofer can produce sound A good way to test this is to press 3 2 1 on the remote control while pointing it at the IR sensor on the subwoofer The woofer should play the sweep tone used for room Self EQ IF THE BASS DOESN T SOUND LOUD ENOUGH TO YOU 1 Increase the subwoofer s VOLUME level 2 Increase the receiver s LFE or SUB OUT volume level if it is adjustable 3 Put the subwoofer closer to a corner of your room IF THE SUBWOOFER OUTPUT IS DISTORTED INTERMITTENT OR STOPS The subwoofer may have shut down due to the protection circuitry 1 Reduce the volume setting or 2 Shut the subwoofer off until normal operating conditions return 135 Digital Drive U5 User s Manual TV SHOWS DISTORTED COLORS Some TVs are particularly sensitive to stray magnetic fields If your TV shows distorted colors after installing your subwoofer simply increase the distance between your TV and your subwoofer until normal color returns POOR VIDEO QUALITY on SETUP SCREENS on TV Many new receivers and AV process
40. ntrols Description of the power modes including standby active and night Description of the serial RS 232 commands available for controlling the Digital Drive PART TWO CONNECT Goal To help you connect one subwoofer or multiple subwoofers into your existing audio system s Recommended If e Your audio system requires connections not covered in the Quick Start Guide You are controlling your audio system using a 12V trigger signal serial RS 232 commands or ethernet port e You have a separate surround sound system in addition to your music system For example you have a different amplifier receiver or speakers you use for listening to music than you do for watching movies What s in this Part e How to connect using an LFE signal e How to connect multiple subwoofers using one subwoofer as a master to control the other slave subwoofers How to connect separate Right and Left audio channels to your subwoofer s How to connect two audio system outputs to your subwoofer using the line level and speaker level connections How to connect if controlling your audio system using a 12V trigger signal serial RS 232 commands or ethernet port 3 Digital Drive U5 User s Manual PART THREE OPTIMIZE Goal To help you choose the Digital Drive PLUS Optimization option and user interface that are right for you Recommended If e You are unfamiliar with the Digital Drive optimization options for getting th
41. oked The subwoofer s Setup preset parameters don t include those for the contour filter as each contour filter is a subset of each of the other presets Contour Level No No A presets contour filter s amount of boost or cut added at the contour frequency 6 dB is the maximum boost 13 dB is the maximum cut The contour level is like changing the volume at only one bass frequency Theater Music Indicator No No Sets the accelerometer servo gain of the digital servo system between 1 and 8 The 1 setting is for the least amount of servo gain or allowing some distortion this setting might be more appreciated for media with less accuracy required such as movies or games The 8 setting is for the most amount of servo gain or least amount of distortion this setting would be used more for critical listening of music We prefer using 8 for the theater preset but feel free to customize it if you like The somewhat higher distortion of the 1 setting during playback makes explosions and other theatrical and gaming content have an overall louder and more impressive bass 29 Digital Drive U5 User s Manual EQ Parameter Set with Set with Description Auto EQ Self EQ response The lowest distortion setting of 8 lowers the overall perceived level because of the elimination of distortion products producing a very tight and fast sounding bass well suited for listening to music Numbers in between yield a result eithe
42. onto the lower steel grille pins 2 Place your thumbs on the top outside corners of the grille 3 Use your thumbs to gently push the top grille onto the cabinet face 4 Push the grille to the cabinet over each grille pin 6 Cabinet Back Panel ETHERNET 120 V 60HZ 12A Figure 2 Subwoofer Cabinet Back Panel Digital Drive User s Manual Velodyne Digital Drive plus VIDEO IR 12v lt OUTPUT INPUT TRIGGER LINE LEVEL CONTROL s O 0 077 LEFT p SPEAKER LEVEL R CONTROL Pb o O O INPL HIGH PASS OUTPUT POWER Velodyne MORGAN CA 15301 7 MLR AUDIO INPUTS A LFE INPUT Balanced XLR inputs Connect LFE or left and right balanced XLR inputs from your receiver or processor Either of these inputs can be used for an LFE signal RCA AUDIO INPUTS B LFE INPUT Use one of these two RCA inputs for the LFE output from your receiver Or use the pair for the left and right channel signals from your receiver The line level control changes the volume of these line level connections SPEAKER LEVEL INPUTS C SPEAKER LEVEL Input for either banana plug jack or exposed wire terminal connections RS 232 INPUT D RS 232 IN Communicate with a computer a touch panel remote control or an upstream daisy chained Digital Drive S subwoofer XLR AUDIO OUTPUTS E THRU OUTPUT Connect subwoofer output to downstream subwoofer in a
43. ors support HDMI connectivity and can up convert legacy source material to true high definition 1080i p PLUS subwoofer go into the receiver s setup menu and select output If you re having difficulty currently seeing the video from your Digital Drive a lower output resolution You may also find that it s helpful to use a composite to S video adaptor to help in this process and go into your receiver using the S video input Doing so eliminates one step in the video processing chain Or use the Windows Setup Program and PC to avoid having to use TV screen for setup OTHER ISSUES see SERVICE BULLETINS and FAQs The Support gt Service Bulletins and Support gt FAQs pages of www velodyne com also contain information about setting up your subwoofer Update Software At the heart of Digital Drive functionality is the customized software From time to time Velodyne publishes updates to the Digital Drive Windows Setup Program software You can register at www velodyne com to be notified by email when software updates are available Windows Setup Program Software To update the software 1 Go to www velodyne com 2 Go to the Support gt Downloads gt Software Updates page 3 Click the icon to download the Windows Setup Program software 4 Enter your contact information 5 This downloaded file is an exe file that is run from your local Windows laptop or desktop computer Service DO NOT ATTEMPT TO SERVICE THE SUBWOOFER YOURSELF beyo
44. pment Required Windows laptop or desktop computer TV with composite video or S video input Operating System Requirements Windows XP Vista or 7 MAC OS N A and Linux OS not supported Software Required The included Setup Program installed on the Windows computer 26 OPTIMIZATION PARAMETERS EQ Digital Drive U5 User s Manual The following table describes the subwoofer EQ parameters that are either automatically configured with Auto EQ 5 and or Self EQ All of these parameters can be manually customized by you using the Manual EQ method EQ Parameter Set with Set with Self EQ Description Low Pass Crossover Yes No Frequency and Slope Subsonic Filter No No Frequency and Slope 27 The upper limit of your subwoofer s frequency response The crossover frequency can be set to increments of 1 Hz between 40 Hz and 199 Hz or it can be disabled or OFF The crossover slope can be set to 6 12 18 24 30 or 36 dB octave Typically these parameters are the same for all the presets however you can choose to vary the values in the different presets For Self EQ the crossover frequency is set to 160 Hz with a slope of 24 dB The subwoofer crossover frequency can also be changed by the subwoofer s front panel control Please note that this type of change is temporary until you change it and save it to the DD using either the TV or Windows interface Sets your subwoofer s lowest fre
45. ptimization Time 0 minutes Optimization Options Parameters Optimized Audio genres Contour filter frequency and level boost Self EQ 10 minutes 2 minutes Contour filter frequency and level boost Parametric filter levels Optimization Level Average Requires Microphone Yes amp Mic Connections Requires Sweep Tone CD Requires TV or Windows Setup Program Requires Knowledge of Frequency Response Curves and Filter Parameters Time if Use the Crawl gt 20 gt 20 Test Technique minutes minutes to Optimize Subwoofer Placement 3 23 Digital Drive U5 User s Manual SUBWOOFER PERFORMANCE OPTIMIZATION METHOD Auto EQ s 15 minutes 5 minutes Room audio system 6 listening preferences Subwoofer volume Contour filter frequency and level boost Parametric filter levels Crossover filter frequency and slope Phase Medium Yes gt 20 minutes Manual EQ 25 minutes 30 minutes Room audio system amp listening preferences Subsonic filter frequency and slope Polarity Subwoofer volume Contour filter frequency and level boost Parametric filter levels Crossover filter frequency and slope Phase Parametric filter band widths and frequencies Servo gain music to theater Highly Customized Yes gt 20 minutes Digital Drive U5 User s Manual 1 Setup and optimization times are approximate
46. quency limit in increments of 1 Hz between 15 Hz and 35 Hz The subsonic filter slope can be set to 6 12 18 or 24 dB octave Usually the subsonic filter doesn t need to be changed from its default of 15 Hz with a steep roll off of 24 dB The default settings provide the maximum protection at the widest bandwidth Increasing the crossover frequency protects the subwoofer more lowering the slope protects it less If your subwoofer isn t adequately protected at very low frequencies you can blow up the subwoofer s amplifier or cause other damage that requires subwoofer replacement which are very expensive repairs It is easier to overdrive the subwoofer at these low frequencies because you can t hear these frequencies Warped vinyl records can have unexpected output at very low frequencies and damage the subwoofer Some CD s are made without filtering this part of the signal out EQ Parameter Set with Auto EQ s Set with Self EQ Digital Drive U5 User s Manual Description Phase Polarity Volume 1 99 Yes No Yes No No Yes 28 Adjust the subsonic filter if your media requires it or if peaks and valleys exist at the very lowest frequencies that you can t correct using room placement of the subwoofer and or parametric filter adjustment Use of a lower slope at the lowest crossover frequency should be done only intermittently to extend the life of your Digital Drive s
47. r Music setting A setting of 8 has the most gain and the PLUS subwoofers lowest distortion as noted previously while 1 has the least gain Even in the 1 setting the Digital Drive have lower distortion than conventional subwoofers Select the setting that yields the best appropriate accuracy for your media At this point you can adjust the subsonic filter and subsonic filter slope Adjust them with preservation of dynamic headroom in mind for dynamic media with little content below 20 Hz and maximum extension for media with extreme extension but little dynamic need The factory default setting works well in most cases If you are playing content that is particularly dynamic with little sub 20 Hz content it is wise to raise the frequency Media with extremely low bass content but little dynamics may be better reproduced with a lower slope Finally adjust the volume for your new presets to match the appropriate satellites or lend the correct character to your playback Make sure you save your settings before leaving the Windows or TV screen interfaces or powering off the subwoofer using the Save to DD Save Save As or Save To File commands for the Windows program or Save Exit and Yes for the TV screen interface If you don t save your changes they are lost when you exit Manual EQ or the subwoofer turns off 33 Digital Drive U5 User s Manual RESOURCES What to do if Your Surround Sound System Also Does Equalization Most surro
48. r more towards the one end or the other You can determine the best setting by listening The subwoofer s setup preset parameters don t include this setting as it is like the contour different for each preset The factory setting for the presets are N A for the setup preset 8 least distortion for Theater Preset 1 e 6 low distortion for Rock Preset 2 8 least distortion for Jazz Preset 3 moderate distortion for Games Preset 5 co co least distortion for Custom Preset 4 least distortion for Defeat Preset 6 Default Preset No No This is the preset used when your subvvoofer is powered on from the off state The factory setting is preset 3 This preset can be set to any one of the presets using either the TV screen interface or Windows setup interface When the standby mode is used from the remote red button the preset stays the same as the last setting and does not revert to the default setting 1301 Digital Drive U5 User s Manual OPTIMIZATION PARAMETERS Parametric The following table describes the three parameters of the eight EQ filters that can be adjusted during the optimization process of the PLUS Digital Drive 5 subwoofer The parametric filters can help you to achieve better room equalization Although the Auto EQ S and Self EQ optimization processes automatically adjust the level of the preset parametric filters only the Manual EQ allows adjustment of th
49. t section in the Subwoofer Placement Recommendations Guide The Crawl Test can help you to improve the bass reproduction quality by simulating moving the subwoofer around the room using acoustic reciprocity to find the placement that gives you the sound you like best With the Crawl Test you have to move around the room Moving yourself around is easier than moving a heavy subwoofer around 0 If you want to use the Crawl Test do so before performing any of the optimization methods Room placement is one step to equalize the subwoofer s to the room Subwoofers operate at extremely low frequencies which are primarily omni directional Hence you can t usually tell where the bass is coming from Finding the best location for your subwoofer in your room is a trial and error process With the Crawl Test Technique e You find the best tradeoff between appearance of the subwoofer in the room and the subwoofer sound quality e You optimize the subwoofer placement when the room is in the configuration that it is in when you typically listen such as doors opened or closed curtains open or closed etc Additionally you can learn what effect the configuration has on bass quality by changing it and listening or measuring You can rely just on what you hear to pick a location or you can use the microphone and Auto EQ 5 sweep tone with the subwoofer set to Manual EQ to look at the frequency response graphs to see which location is
50. tection for the product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet 19 OVERLOADING Do not overload wall outlets extension cords or integral convenience receptacles as this can result in a risk of fire or electric shock 20 ATTACHMENTS Only use attachments and accessories specified by the manufacturer 21 VOLTAGE Insure that the subwoofer is only connected to the rated source voltage Do not connect the 120 volt version to 230 volts or vice versa This will result in damage to the product and possible injury to the user CAUTION To prevent electrical shock match wide blade of plug to wide slot fully inserted WARNING Your Digital Drive subwoofer generates a very strong magnetic field People with pacemakers should avoid holding the subwoofer close to their chest as many pacemakers are very sensitive Check with your pacemaker manufacturer or physician for guidance with your device 2 Digital Drive U5 User s Manual You ve just unpacked your Digital Drive 5 the most advanced and best sounding subwoofer available Velodyne designed the Digital Drive 5 to integrate with a wide variety of audio systems The Digital Drive integrates with systems consisting of classic tumtables and analog amplifiers to those with surround sound processors and digital media players VVhether you want awesome bass while watching movies or you r
51. teners find an audible benefit in simultaneously connecting a subwoofer s line level and speaker level connections to the same receiver To easily make these simultaneous connections 1 Connect the speaker level connection from the receiver output to the speaker level input on the Digital Drive 2 Connect the LFE or L R line level signals from your receiver to the line level input on the Digital Drive These dual connections aid in filling in the missing mid bass in single systems with thin mid bass The single system connection runs the PLUS subwoofer off of the signal voltage applied to the satellites but modified by the satellite impedance This connection allows Digital Drive the Digital Drive S subwoofer to more naturally and seamlessly blend with your satellite speakers If you feel your system s mid bass is thin based on your listening preferences use dual connections and evaluate if your system s mid bass sounds better Connect into a Dual System To share the Digital Drive using its dual inputs for dual systems 1 Connect the 2 channel music system to the subwoofer s speaker level inputs Follow the connections in the Connect section Be sure to connect to and to 2 Connect either the LFE signal or the line level left and right signal from the surround system to the subwoofer s line level RCA input depending on the system type and connection availability 3 Choose which system requires the more criti
52. u to invert the polarity of your Digital Drive subwoofer and you cannot achieve a reasonably flat response unless you do If you feel that the volume should be changed do so now Begin by modifying the crossover frequency mentally comparing how minimal dips are as well as how linear the overall response is Sometimes it is easiest to compare character to either side of the current setting Leave it at the best setting Next change the crossover slope with the same consideration in mind Leave it at the best setting Similarly change the phase If you have achieved a smooth response but have a large dip at the crossover still you should probably start with a setting of 90 as the crossover blend may be in quadrature Because crossover frequency slope and phase are interrelated it is best to adjust the crossover slope and phase one more time Now is the time to work the parametric filters to smooth the response Change to the first page of either the System Response screen in the TV screen interface or the Frequency Response and Parameters screen in the Windows Setup Program These are the screens that show the frequency response graph The following sub steps describe adjusting these filters using the Windows Setup Program If you re using the TV screen interface use the appropriate remote control buttons to adjust the filters instead of the mouse a Locate the peaks in the response and order them from largest to smallest b Use your mo
53. ubwoofer The proper setting for these parameters is dependent on playback level and size of the room Experiment carefully and choose the correct setting for your usage Typically during Manual EQ these parameters are the same for all the presets However if your media is so demanding and varied for different listening modes you might want to set these filters individually for each preset Adjust the phase delay of your subwoofer s output signal from 0 to 180 in 15 increments to allow a better blend to the satellites at crossover and account for distance or delay differences During Manual EQ we recommend you adjust the polarity before adjusting the phase Your subwoofer s polarity can be either positive or negative Toggling between these settings reverses the audio signal s phase 180 degrees This can be helpful with extreme placements certain crossover slopes or blending to main speakers driven by amplifiers with inverted polarity During Manual EQ you can set the volume level from 1 to 99 for each preset 1 5 separately from the Setup preset the 0 or global preset volume The Setup preset volume can be changed permanently or temporarily using the Windows and TV screen interfaces or temporarily using the volume control on the remote or the volume knob on the front of the subwoofer If the change made by the volume control on the front or on the remote is desired to be permanent you must enter either the TV s
54. und sound systems also perform an automatic optimization of your system You probably have already done this for your existing PLUS system When you add in the Digital Drive subwoofer we recommend you 1 Place your subwoofer in its permanent location 2 Run the Digital Drive Auto EQ 5 This gives the surround sound system a nicely bandpassed bass output for blending well to the satellites to use during its automatic equalization process If you run the sound system automatic equalization routine before you get the blend correct the sound system equalization algorithm may turn the subwoofer way down or up due to a peak or dip where the subwoofer blends to the speakers 3 Run the surround sound automatic equalization after the Digital Drive Auto EQ 5 even if you have previously run this before the subwoofer was added to the system The surround system automatic equalization now has a smoothly blended bass region for measurement and should now make the correct choices during its run However due to different automatic equalization systems having different algorithms you might want to experiment with the opposite approach running the surround sound equalization process first and then the Digital Drive EQ You can compare which order of the equalization processes gives sound that is most pleasing to you Also be sure to examine your final settings to be sure that you didn t end PLUS up with your sound system
55. use to click the diamond shaped frequency marker for the EQ filter with the frequency closest to that of the largest peak Drag the frequency marker horizontally to the frequency of the peak and then down in level A horizontal line with a diamond shaped marker at each of its ends appears at the EQ s minimum This horizontal line is the filter s bandwidth control c Use your mouse to click one of the bandwidth markers and horizontally drag it in or out to adjust the EQ width Try to find the value that performs the least modification to the frequency response nearby the peak Keep in mind that large lumps are still peaks they just have a wider bandwidth or lower Q d Continue to the next highest peak repeating Steps 14a through 14c 32 15 16 17 18 19 20 21 22 23 Digital Drive U5 User s Manual e If any dips are of higher concern than the rest of the peaks then proceed to use Steps 14a through 14c for those but pull the EQ filter marker up in level f Proceed cautiously with the dips as you are very likely to find one or more that cause you to want to put multiple filters very near each other to get enough boost This will be a null which can show very little change after applying a lot of acoustic power at its particular frequency It is best not to EQ these very much Now you can modify the settings for the presets if you want The most common settings to focus on for preset adjustment are th
56. ver processor speaker and room combinations Hence the Digital Drive system are designed to support custom EQ settings through the Manual EQ process We recommend you start your Manual EQ optimization with the settings from the Auto EQ 5 optimization as a starting point for you to further tune the Digital Drive subwoofer to your preference You can optimize the subwoofer for the preset levels crossover filter parameters and phase as well as the full parametric filter parameters Manual EQ also uses the Auto EQ sweep tone played through your system but also requires you to use the Velodyne authored Windows Setup Program on your Windows computer or the TV screen interface to manually modify the bass frequency response 21 Digital Drive tU5 User s Manual CHOOSE OPTIMIZATION METHOD amp OPTIONS With Digital Drive you choose the level of subwoofer performance optimization that is right for you The optimization level determines what options the Auto EQ 5 system optimizes for including Your room acoustics Your audio system e Your listening preferences Different audio genres Use the table below to choose an optimization level Below the table are short explanations of what you can optimize for audio genres your listening room your audio system and your listening preferences 22 Cable Connection Receiver Setup Program Installation amp Clean Up Time Place 8 Play 8 minutes O
57. y The crossover Setup Program to optimize the frequency shows on the LED subwoofer output D LED Display Shows volume level crossover frequency and Auto EQ S G AUTO EQ Press and hold for 5 B MIC Connect the smaller end of the status messages LED display is seconds to start the Auto EQ7 S mic cable to use the microphone in visible through the front grille function This time delay prevents conjunction with the Sweep Tone CD accidentally performing the The EQ functions will terminate unless E VOLUME Adjust subwoofer output Auto EQ S function AU the microphone is connected volume The volume level shows appears on the LED display on the LED once Auto EQ starts saved using the Auto EQ 5 software s TV screen or PC interface The volume and crossover knobs don t change settings during Self EQ Auto EQ or Manual EQ 2 The volume and crossover frequency return to their saved values after a power cycle unless these settings were REMOVE SUBWOOFER GRILLE To remove the grille 1 Place your thumbs on the top outside corners of the grille 2 Use your thumbs to gently apply downward pressure to the top outer grille edges and pull the top grille edge towards you 3 After the top of the grille is free of the top cabinet face carefully rock the bottom grille cups of the grille off of the steel grille pegs INSTALL SUBWOOFER GRILLE To reinstall the grille 1 Carefully insert the bottom grille cups of the grille

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