Parasound P/DD-1500 User's Manual
Contents
1. O m Q mes eui Aelad Kejeg 03 4 oweukq oye reud a Aqiog 91807 Old jauueyg 2 a jeixeod A SH 31 S1 det aos FI RES 3 po q punosins jeri iqa OOST ad d an hi O39H H 2 7 G sus DO C xz 6 P D D 1500 O wner sM anual Making Connections to Your P DD 1500 Refer to Figure 1 Precautions Before making any connections be sure to turn off the power to your P DD 1500 P SP 1500 and especially your power amplifiers Also make sure there is no strain or tension on any connections that could cause them to pull loose AC Line Cord Receptacle The AC receptacle accepts the AC cord supplied with your P DD 1500 Plug the female end of the AC cord firmly into the AC receptacle and make sure that it is properly seated Input Connections Your P DD 1500 comes equipped with four inputs one RF two 75 Q digital coaxial inputs and a digital fiber optic Toslink RF Input Connect the RF output of your Dolby Digital equipped laser disc player to this input The P DD 1500 has a built in RF demodulator that processes the audio signal stored on Dolby Digital encoded laser discs The demodulated RF signal is then decoded by the P DD 1500 If the laser disc was encoded with two channel information you will only be able to select the Dolby Pro Logic or Two Channel stereo modes for playback If it was recorded with 5 1 channels of information the P DD 1500 will automatically select the Dolby Digital mode and play back all 5 1 ch2. Low Frequency Effects 92 dB Dimensions 19 wide x 3 1 2 high x 13 deep 4 1 8 high with feet Weight 17 lb Power Requirements 110 V 120 V 60 Hz AC 19W Special Features RF and Three Digital Inputs Zoran 38500 AC 3 Decoder Chipset Unified Remote Control Low Jitter Crystal CS8412 Digital Receiver Built In RF Demodulator 20 Bit Burr Brown PCM 63 J DACs for L C R Dolby Digital Decoding 20 Bit Burr Brown PCM 1702 DACs for LS RS LFE 20 Bit Digital Filtering Digital Pro Logic Processing 20 Bit D to A Converters Separate Left and Right Outputs Dialog Normalization Precision Resistors and Capacitors Lucasfilm Re Equalization External IR Remote Control Jack Bass Management Circuitry Silver Plated Internal Wiring Independent Regulated Power Supplies lt Precision Double Shielded DB 25 Interconnect Cable Adjustable Surround Delay Times Heavy Duty Two Rack Space Chassis Adjustable Center Channel Delay 32 000 uF Main Power Supply Independent LS RS Bass Filter Audiophile IEC AC Cord Specifications and features subject to change without notice 16 P DD 1500 O wner sM anual Parasound Limited Warranty USA only Your Parasound P DD 1500 is covered by a limited warranty against defects in materials and workmanship for a period of two years from date of purchase This warranty is provided by the Parasound dealer where the unit was purchased Warranty repair will be performed only when a
3. OL NOILNVO M OZ uonduinsuog Jamo 7H09 A0ZLOV ajow y jeuiex3 yuso o 9 L c 1e xe09 indui Ju s ndu eui Buipued slu led ubie104 6S0 zzz pue 0 681 S 0 6 rl Pr1un4seon Woy esuo a Alu 347 1ndino 19joowqnS Ja ON UO 1 JoowqnS e pexiw sjauueyd S 347 INO ans J8yI4 ON UO 1ndino jejoowqns Sjeuueu Y 1 uM pax e s pu nb sseg Sy S1 O 9 341 HO 1ndinO Jejoomans jueureDeuey sseg 341 poniosot siu6iti Ily oul seuoreioqe1 Kalog 2661 1uBu doo uone1od1o9 Bursueor seuojeioqe 1 O syreuiepen ere joquifs q elqnop ay pue log uoneiodiog Duisueor JO Joy d sseg s oyeadg ade uo J yl4 sseg s eyeedg jews JO Jew sseg Jexyeeds ee e A uO Jay 4 sseg N Jexeeds ews G apoyy uojueug Jexeeds oN sjouueu Su 1 Jexeeds jeuueyg JeJuad CO indino oipny jeuueYD z 0 1ndul IonuoO 8 1ndjno oipny 1S YSN VO oosioueJ4 ues ou sjonpo4g punoseJeg Jepooeq punouns jei6rq 00S L QQ d ANNOSVAVYd d 5 P D D 1500 Owner sM anual sjopoyy uiog jo3u02 shoy IB luO 00S 1 dS d I041002 Shey AluO 00S 1 QQ d I041002 S 8M AA JOUOD 8J0WEY pue Jeueg 1uo44 00GL AA d z enbly N a ES mim Ed ES EI g0 l L l l aM Lu V welss uou abuey D o O O
4. copy of your purchase receipt is presented to validate your ownership date of purchase and authorized status of the selling dealer Defective parts will be repaired or replaced without charge by your authorized dealer s store or the location designated by your dealer that is authorized to service Parasound equipment Additional information is available by calling or writing to the Service Manager Parasound Products Inc at the address below Charges for unauthorized service and transportation costs are not reimbursable under this warranty This warranty becomes void if the product has been damaged by alteration misuse accident or neglect Alteration includes any removal or defacement of its serial number This warranty becomes void if unit has been connected or operated contrary to printed instructions The warrantor assumes no liability for property damage or any other incidental or consequential damage whatsoever which may result from the failure of this product Any and all warranties of merchantability and fitness implied by law are limited to the duration of this expressed warranty Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you This warranty gives you specific legal rights you may also have other rights which vary s
5. feature makes it possible to accommodate a wide variety of production styles without having to constantly readjust the overall system level You can disengage Dialog Normalization with either the remote control or on the front panel However this automatic function will work only if Dialog Normalization was already programmed into the source material L C R des LS LFE RS 75 Dynamic Range Indication Dynamic Range Control Dynamic range is defined as the difference between the quietest sounds to the loudest peaks of program material If you want to listen to your system at low levels simply reducing volume would cause the quietest passages to become inaudible The Dynamic Range control allows you to hear everything at low volume including the quietest passages This feature is especially useful for late night listening or when you want to play material at moderate levels without missing any of the program s content Three Dynamic Range control settings are displayed on the front panel when you press the dynamic range button with either the remote control or on the front panel When the Dynamic Range LED is off there is no numerical value in the display and there is no compression When the display indicates 25 3 dB of the dynamic range is restricted When the display indicates 50 6 dB of the available compression will be engaged When the display indicates 75 12 dB of the available compression will be engaged We did not provide 100
6. of information the P DD 1500 will automatically select 5 1 channels of Dolby Digital sound Audio Output Connections 5 1 Audio Output Control Connection The DB 25 connector on the rear panel of your P DD 1500 sends the processed 5 1 channel analog audio output to the matching DB 25 input connector of the P SP 1500 AV Processor Preamplifier The P SP 1500 is then used for calibration bass management and level adjustment Use the provided DB 25 interconnect cable to connect the two units together Once you have made this connection secure the connectors to the P SP 1500 and P DD 1500 with the connector screws P D D 1500 Owner sM anual 1 Two Channel Audio Output The P DD 1500 has two RCA output connectors much like a standard two channel digital to analog converter Connect these front left and right audio outputs to any input of the P SP 1500 so you can use its analog processing circuitry for analog Dolby Pro Logic THX and music Ambiance When you press the Two Channel button you can downmix the 5 1 channels of your digital sources so you can record them on your VCR or tape deck This unique feature allows you to make listening comparisons between the digital Pro Logic processing circuitry of the P DD 1500 to the analog Pro Logic processing of the P SP 1500 With the input you designated for the P DD 1500 s two channel input selected simply switch between the 5 1 and any other processing mode on the P SP 1500 Note that when you sw
7. 0 W PARASOUND P DD 1500 Digital Surround Processor DO oy DIGITAL 2 P DD 1500 O wner sM anual IMPORTANT SAFETY INSTRUCTIONS The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of dangerous voltage within the product s enclosure that may constitute a risk of electric shock operating and maintenance instructions in the literature accompanying the product The exclamation point within an equilateral triangle is intended to alert the user to the presence of important TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL Ia Ae NS s 10 11 12 13 14 15 16 17 18 19 20 Read Instructions Read all the safety and operating instructions before operating this product Retain Instructions Retain safety and operating instructions for future reference Heed Warnings Adhere to all warnings on the product and in the operating instructions Follow Instructions Follow all operating and use instructions Cleaning Unplug this product from the wall outlet before cleaning Use a damp cloth for cleaning Attachments Do not use attachments not recommended by the product manufacturer they may cause hazards Water and Moisture Do not use this product near water Accessories Do not place this prod
8. 00 is 5 1 mode indicator Therefore you will need to refer to the front panel of the P DD 1500 for its control status Input Selectors You can select the RF and three digital inputs from the remote control or on the front panel When you choose an input a corresponding green LED on the front panel will illuminate to indicate which input you selected Note that the four AV Inputs on the P SP 1500 correspond automatically to the inputs on the P DD 1500 RF Video 1 Toslink Video 2 Coax 1 Video 3 Coax 2 Video 4 If you want to select different non corresponding inputs for the P DD 1500 and P SP 1500 use the input selector buttons on the front panels instead of the remote control P DD 1500 Processing Modes You can select three different processing modes from the remote control or on the front panel When you first turn the unit on and before your digital source is playing the green LED above the Dolby Digital button and all the L C R LS RS LFE channel indicators in the front panel display will light to show you that all six channels are ready to receive a signal Once the P DD 1500 receives a signal the Lock indicator in the display will illuminate The P DD 1500 detects whether the material was recorded in 5 1 or 2 channel and select it automatically Dolby Digital If the source you are playing was encoded in 5 1 channel Dolby Digital the internal decoder automatically selects Dolby Digital processing The green LED above t
9. LFE Bass Management Sub Control MIDDLE UP UP UP DOWN DOWN DOWN MIDDLE Setting 3 Large L R speakers small C LS RS Setting 4 Large L C R LS RS speakers speakers No subwoofer Subwoofer for LFE only C C L R L R LS Ps LS RS P DD 1500 P DD 1500 P DD 1500 P SP 1500 P DD 1500 P DD 1500 P DD 1500 P SP 1500 Center Channel LS RS Channels LFE Bass Management Sub Control Center Channel LS RS Channels LFE Bass Management Sub Control Setting 5 Large L C R speakers small LS RS Setting 6 Large L C R LS RS speakers speakers No Subwoofer No subwoofer 10 P D D 1500 O wner sM anual Operating Your P DD 1500 Digital Surround Decoder Refer to Figure 2 Front Panel and Remote and Controls You can control all of the operations of the P DD 1500 with either its front panel controls or hand held remote The remote control gives you complete access to the functions of both your P SP 1500 and P DD 1500 These same keys include On Off and input selection Refer to the P SP 1500 owner s manual for more details about using the remote control to operate your P SP 1500 Other keys on the remote dedicated to the P SP 1500 will not affect the P DD 1500 and pressing any mode other than 5 1 will always disengage the P DD 1500 Also note that the only on screen display that applies to the P DD 15
10. annels of audio 75 Q Coaxial Inputs The two coaxial inputs on the P DD 1500 receive the digital signal from CD DVD players and other digital components with 75 coaxial outputs If the source material has been encoded with Dolby Digital the digital signal bypasses the RF demodulator and is sent directly to the digital processing circuitry for Dolby Digital decoding Connect the coaxial output of your DVD player DSS receiver or other digital source to either of the coaxial inputs If the digital source was encoded only with two channel information you will be able to select only the Dolby Pro Logic or Two Channel stereo modes for playback If it was recorded with 5 1 channels of information the P DD 1500 will automatically select the Dolby Digital mode and play back all 5 1 channels of audio Fiber Optic Toslink Input The fiber optic input on the P DD 1500 receives digital signals from many DVD players and other digital components with Toslink output connectors If the source material has been Dolby Digital encoded the digital signal bypasses the RF demodulator and is sent directly to the digital processing circuitry for Dolby Digital decoding Connect the Toslink output of your DVD player DSS receiver or other digital source to the Toslink input If the digital source was encoded with two channel information you will only be able to select the Dolby Pro Logic or two channel stereo modes for playback If it was recorded with 5 1 channels
11. arasound contact us to obtain a Return Authorization RA number You will be asked to repack the unit in its original packaging plus the additional outer box for protection during transit The Return Authorization number must be clearly marked on the outer carton only You should ship the unit by UPS with adequate insurance You must also include a copy of your purchase receipt to verify your ownership and purchase date Units that arrive without your specific Return Authorization number without a suitable shipping carton or evidence of improper internal packing must be refused We do not accept collect shipments After repair under warranty the unit will be returned to you via prepaid UPS In the case of an out of warranty repair contact us and we will advise you of the repair and shipping charges before you ship the unit to us The same packaging and RA number requirements apply P DD 1500 O wner sM anual 15 P DD 1500Specifications Frequency Response Front 5 Hz 20 kHz Surrounds 5 Hz 20 kHz without filter Surrounds 100 Hz 20 kHz with filter Center Small 100 Hz 20 kHz Center Large 5 Hz 20 kHz Low Frequency Effects 5 Hz 20 kHz without filter 5 Hz 120 Hz with filter Harmonic Distortion Front lt 0 002 Center lt 0 002 Surrounds lt 0 002 Low Frequency Effects lt 0 002 IM Distortion 1 kHz 1V Output All Channels 0 03 Signal to Noise Ratio A Weighted Front 92 dB Center 92 dB Rear 92 dB
12. can select the two channel stereo mode from the remote control or on the front panel P DD 1500 O wner sM anual 11 Notes on Automatic and Manual Operation of the P DD 1500 s Processing Modes The Dolby Digital mode is automatically engaged when the P DD 1500 is first turned on or whenever a 5 1 Dolby Digital encoded source is playing You can only change processing modes when a source connected to your P DD 1500 is playing You can only select the Pro Logic mode with a 2 channel PCM or Dolby Surround encoded source The 2 Channel mode is automatically selected whenever a non 5 1 encoded source is playing You can select the 2 Channel mode to downmix a 5 1 encoded source to stereo operation Additional Signal Processing Features Your P DD 1500 also includes additional features that allow you to tailor your home theater system to your specific needs These additional features include Dialog Normalization Dynamic Range Compression and Lucasfilm Cinema Re Equalization Dialog Normalization During the recording and mastering process of music and films sound engineers make different recordings at reference levels that may differ by as much as 12 dB As a result when you switch from one source to another you will probably notice a substantial change in loudness Dialog Normalization is automatically engaged and allows you to switch between sources with different recorded levels and still perceive the same apparent loudness This
13. compression When you first press the Dynamic Range button The first indication is the level at which it is currently set Subsequent presses of the control button implement the next settings Lucasfilm Cinema Re Equalization The proprietary Lucasfilm Re Equalization circuitry corrects for the high frequency boost in most film soundtracks for playback in theaters via loudspeakers located behind a screen As a result when this material is played back on home speakers located much closer to the listening position most soundtracks tends to sound unnaturally bright The Lucasfilm Re EQ circuit compensates for this boost by precisely attenuating or re equalizing high frequencies above 15 kHz You can engage the Re EQ circuitry with the remote control on the front panel When engaged Re EQ appears in the front panel display 12 P D D 1500 O wner sM anual Center Channel Delay In a properly configured home theater system signals from the front left center and right speakers should arrive at your listening position at the same time either by placing your front speakers at the same distance from your listening position or with electronic delay circuitry The center channel delay feature provides adjustment for arrival times from the center channel speaker Use a tape measure or a string to determine the distance from each speaker to your favorite listening position If the distance from the center speaker to your listening position is the
14. d 200000000000 J 5 Left Surround Positive 18 Left Surround Ground 6 Right Surround Positive 19 Right Surround Ground 7 8 20 Unused 21 Re EQ 9 10 Shield Drains 22 Shield Drains 11 Remote Trigger C 23 Remote Trigger Ground 12 Decoder Configuration 24 Logic Ground 13 Remote trigger A 25 Remote Trigger Ground DB 25 Connector and Pin Assignment Chart 14 P D D 1500 Owner sM anual Maintaining Your P DD 1500 Your P DD 1500 requires no periodic maintenance and has no user serviceable parts inside To avoid the risk of electric shock do not remove the top cover Clean the chassis with a soft cloth moistened only with glass cleaner or water never use solvents or abrasives Inspect the batteries in the remote control annually and remove them if you do not plan on using the unit for extended periods of time P DD 1500 Troubleshooting Guide No Power Make sure the AC cord is properly seated in the IEC AC receptacle on rear panel No Output to One or All Channels Make sure that P DD 1500 indicators are on Check power amplifier s Check source material encoding If the Lock LED is on Check DB 25 connection between the P SP 1500 and P DD 1500 Check connections between P SP 1500 and amplifiers If the Lock LED is not on Insure that a digital source is connected and playing Problems Selecting Desired Processing Mode Check source material encoding to make sure it can be player in the selected mo
15. de If the material was encoded in 5 1 channel Dolby Digital you can only select Dolby Digital or stereo If the material was not recorded in two channel or Dolby Surround you can only select Dolby Digital Hum in Speakers Check for a grounding problem with the cable TV system call your cable operator or installer Consider installing a cable isolation device such as the Video Link 634 or the Mondial Magic Lights on Front Panel are Working but No Control Via Remote Control or Front Panel The microprocessor within either or both the P DD 1500 or P SP 1500 may have locked up due to an AC voltage spike Remove power cord from outlet for 30 seconds and plug it back in Check to make sure that AC outlet is always live and not switched off Remote Control Won t Work Check for front panel operation to verify problem is not with P DD 1500 unit itself Check remote batteries Check for interference from sunlight or neon halogen or fluorescent room lighting If All Else Fails If you cannot get your P DD 1500 to operate properly after referring to the troubleshooting guide call your Parasound dealer or Parasound Technical Service We may be able to suggest other diagnostic tests you can easily perform If we determine that your P DD 1500 should be returned to Parasound or an Authorized Parasound Warranty Center for inspection and possible servicing call us for the phone number and location of a warranty center near you If you choose to send it to P
16. e Chart to Set Optimum Surround Delay Time on the P DD 1500 Using the P DD 1500 with Other Processors Although you will obtain the best results using your P DD 1500 Digital Surround Decoder with the Parasound P SP 1500 you also can use the P DD 1500 with processors made by other manufacturers The P DD 1500 can work properly with a different processor it must have a DB 25 input connector or six discrete RCA inputs Also since the P DD 1500 s bass management circuitry works in conjunction with the P SP 1500 the resulting bass management selections will probably be different If the host processor you are using has a DB 25 input connector make sure that the pin configuration is the same as the P DD 1500 Most manufacturers have followed the protocol established by Dolby Labs and Lucasfilm the included DB 25 interconnect cable should work properly If the host processor is using RCA input jacks you will have to use a special interconnect cable with a DB 25 connector on one end and 6 RCA plugs on the other Many cable manufacturers have developed an interconnect to accomplish this task Contact your Parasound Dealer for more information about using the P DD 1500 with a different host processor Pin Assingment Pin Assignment 1 Left Positive 14 Left Ground 2 Center Positive 15 Center Ground 3 Right Positive 16 Right Ground 0000000000000 4 Subwoofer Positive 17 Subwoofer Groun
17. he Dolby Digital button and all of the amber L C R LS RS LFE channel indicators will illuminate to indicate 5 1 channel Dolby Digital processing Pro Logic Surround If the source material you want to listen to was encoded in Dolby Surround Lr Rr matrix you can decode the signal into Dolby Pro Logic by selecting this mode You can also use this mode to listen to standard two channel material to obtain surround effects that while not Dolby Pro Logic may still be quite enjoyable When you select this mode the L C R indicators will light amber the LS and RS indicators will light red to indicate standard Pro Logic mono surround channels and the LFE indicator will stay off If the program material has been encoded in 5 1 channel Dolby Digital the Pro Logic mode will not operate because the P DD 1500 will automatically select the Dolby Digital mode Two Channel This mode instructs the decoding circuitry to automatically route or downmix the center left and right surround channels to the front left and right channels for two channel stereo playback In this mode the P DD 1500 operates much like a two channel D to A converter such as the Parasound D AC 1100 HD Even if the source material has been encoded in Dolby Surround or 2 channel Dolby Digital the P DD 1500 will playback the material in stereo As a result only the front left right and subwoofer channels are active in this mode and only the amber L and R indicators will light You
18. hot air ducts or radiators Before you proceed find the serial number located on the rear panel of your unit and record it for reference SERIAL NUMBER DATE OF PURCHASE P DD 1500 O wner sM anual 4 sjoued JAY 0091 QG d PUB 009L 4S d 1 eunBig M 02 uonduinsuo Jemog annonas aerea OO XHI QNO AzL GXiHTYTPT indui ejoueu 1e66u od Jeuiejx3 amp 32 ZHO9 A021 OV V S vO oosioue1q ues Sul sjonpoid punoseJegd Jeyijdureed 108580014 AY 00SL dS d ANNOSVHVd ANNOSVAVd RI sindino oipny s nduj oipny 1J joowqnS seed DO T xpo auey Ina qns c ex ao iow dio ON A S en N ue a pro we S gt BO o o o 9 ebuei iniu 9 1 D e WS 705 03 C C DS SS C Y G e Dans jue y 3Y C c Oo Co MS dis VE AR Reid Loep n Keidzoop n eld goepiA Keld p OBPIA Day t O9plA oipny z oipny oipny YM 4 s C39 A AE GS GS AG Ge WEE mac O Op e e Ae d oep n eldzoepiA feld O9PIA eld y O9piA oed p O PIA ioluoW Ae d Loep n elgzoepiA e dg COPIA eld p O9pIA Day y O9plA 2 JAOHUON 1eidepy L S ejeiosiq N3dO LON OQ OHS 21419313 40 NSIH NOILNVD Se 3NNOSH3d 3OIAH3S A31411VND OL DNIIIAU3S 434334 AGISNI SLUYd 3 18V39IAH3S U3SN ON H3AOO 3AOW34 LON OG MOOHS IIHL9373 1N3A3Hd
19. ht channels In this position front channel imaging remains tonally balanced even with the limited bass capability of typical smaller center channel loudspeakers Large Speaker Bass Filter Off Select the Large Speaker position for center channel speakers that have extended low bass capability and can play as loud as your front left and right speakers without bass distortion Use this setting for THX Home Cinema center speakers In this position the P DD 1500 routes the entire audio bandwidth 20 Hz 20 kHz to the center channel output Center Channel Speaker LS RS Channels LFE Bass Management Sub Control Il Mod Subwoofer Output Off WRENS LFE amp C LS RS Bass Frequencies L C R full range b o e Phantom Mode e mal Speakers l Sub off O e Small Speaker Q N e Subwoofer Output On No Filter e LCR full range Bass Filter On Large Speakers Sub Out LFE 5 Channels Mixed Sub Full Range No Speaker e Mixed with L R Channels 9 Large Speaker Bass Filter Off Bass Filter Off Subwoofer On No Filter DoR ouh Subwoofer Output LFE Only P DD 1500 P SP 1500 P DD 1500 and P SP 1500 Bass Management Switches Internal LFE Level Switch There is an internal two position DIP switch to select the output level of the LFE channel to accommodate the host processor used with your P DD 1500 You can select between the factory setting of 3 V or 5 4 V During setup if you are not getting enough output level from the subwoofer channe
20. is rear panel switch to accommodate the bass capabilities of your surround channel speakers Following are descriptions of the recommended center channel switch settings based upon the surround speakers you will be using Small Surround Speakers Select the lower Small Speakers Bass Filter On position if your surround speakers are not designed to reproduce low bass frequencies above 100 Hz Large Surround Speakers Select the upper Large Speakers Bass Filter Off position if your surround speakers are designed to reproduce low bass frequencies below 100 Hz 8 P DD 1500 O wner sM anual Center Channel Speaker Selector Set this rear panel switch to accommodate the bass capabilities of your center channel speaker Following are descriptions of the recommended center channel switch settings based upon the center speaker you will be using No Speaker Phantom Mode Select the No Speaker position if you do not have a center channel speaker In this position the front right and left speakers share reproduction of the mono center channel signal to create a phantom image in the center In some systems a phantom center channel may provide a wider listening sweet spot Small Speaker Bass Filter On Select the Small Speaker position for typical sized center channel speakers In this position the P DD 1500 protects your center channel speaker from bass overload and distortion by diverting bass frequencies below 100 Hz to the left and rig
21. itch from the 5 1 mode on the P SP 1500 the analog signal from the P DD 1500 becomes interrupted Setting up Your P DD 1500 Bass Management Configurations with the P DD 1500 and P SP 1500 The three bass management switches on the P DD 1500 and the sub control switch on the P SP 1500 allow you to set your system to accommodate numerous home theater speaker configurations Following are descriptions of each of the bass management switches and drawings of recommended switch settings for various speaker system configurations Low Frequency Effects LFE Bass Management Selector The three position LFE Bass Management switch allows you to manage where the low frequencies are routed depending on the requirements of your system Subwoofer Output Off LFE amp C LS RS Bass Frequencies Mixed with L R Channels In this upper position low frequencies below 100 Hz from the center and surround speakers are routed to the front left and right speakers and the subwoofer output at the DB 25 connector is muted Subwoofer Output On No Filter Subwoofer Output LFE and Five Channels Mixed In this mid position low frequencies below 100 Hz from all 5 1 channels are routed to the subwoofer output at the DB 25 connector Subwoofer Output On No Filter Subwoofer Output LFE Only In this lower position only the low frequency effects channel is routed to the subwoofer output at the DB 25 connector Left Surrouind and Right Surround Channel Selector Set th
22. l set this position to the 5 4 V position Conversely if you discover that the LFE channel is easily overloaded set this switch to the 3 V position To access this switch you will need to remove the cover panel Be sure the power is removed from the wall outlet before you reset this switch Rear of P DD 1500 40joeuuo2 Z A Right Side of P DD 1500 P D D 1500 Owner sM anual 9 SUB SUB LS RS LS RS P DD 1500 P DD 1500 P DD 1500 P SP 1500 P DD 1500 P DD 1500 P DD 1500 P SP 1500 Center Channel LS RS Channels LFE Bass Management Sub Control Center Channel LS RS Channels LFE Bass Management Sub Control MIDDLE MIDDLE DOWN MIDDLE MIDDLE MIDDLE Setting 1 Small L C R LS RS speakers Setting 2 Small L C R LS RS speakers Crossover in subwoofer bypassed Typical THX Setup Crossover in subwoofer engaged Typical THX Setup SUB C C L R L R LS RS LS RS P DD 1500 P DD 1500 P DD 1500 P SP 1500 P DD 1500 P DD 1500 P DD 1500 P SP 1500 Center Channel LS RS Channels LFE Bass Management Sub Control Center Channel LS RS Channels
23. nnels to create a precedence effect to keep the soundstage focus in front of you Sounds from the surround and front channels should arrive at exactly the same time As a result Dolby Digital material only requires a 0 to 15 millisecond surround delay range compared to 15 to 30 milliseconds recommended for Dolby Pro Logic To adjust the delay time for the surround channels press the delay time buttons up or down on the front panel or remote control to select the desired surround delay time The amount of delay can be adjusted from 0 to 15 milliseconds in 5 millisecond increments However the delay time for Dolby Pro Logic material is automatically set by the P DD 1500 at 15 mS Note that setting surround delay time on the P DD 1500 does not effect the delay time set on the P SP 1500 Refer to the chart on the following page for optimum surround delay times L C R LS LFE RS G ee 10 Millisecond Surround Channel Delay Indication P DD 1500 O wner sM anual 13 10ms 5ms 40 Oms 35 Oms 30 Oms o o E o d 25 um o a lt S 2 lt 5ms 2 20 gt s I S lt 10 oO gt 15 di hes E lt lt 2 Differential 2 10 Ko Arrival Time S lt gt ll Preterrea 9 5 s Acceptable D a 0 Not Recommended 0 5 10 15 20 25 30 35 40 Distance from listening area to front speakers feet Useable speaker placement range with XX ms delay tim
24. o perform safety checks to determine that the product is in proper operating condition Heat The product should be situated away from heat sources such as radiators heat registers stoves or other products including amplifiers that produce heat C P D D 1500 Owner sM anual 3 Table of Contents Salely BIS Uode Ri EE PE 2 INTFOQUCTION ie E EEE 3 Unpacking and Placement of Your P DD 1500 nn 3 Making Connections to Your P DD 1500 aras 6 INPUEGOMMECTIONS cf ee ta Ce i E T eese ede e ted EA MT St d 6 O tp ut GOnfecti nnS s 6 Setting Up Your P DD 1500 eit tta rue rapit eda a aqa nn dds ia abediepaubennaisegantbagdsece whined Saya 7 Bass Management 2 ER Hi ee ein er ei ee eral arden 7 Operating your P DD 1500 a a aea aaa a aaan a aa aa a a aa aaa a aaa a eaae aa aa aa a a a adaa a aeaa aa 10 P DD 1500 Processing Modes 24 40 10 Additional Signal Processing Features nas a 11 Using Your P DD 1500 with Other Processors sss a 11 Maintaining Your P DD 1500 i e Eee E tbe ee Ere PE RE d tes 14 Tronbieshooli nga au u n S 14 SpeGIfi alioriStu am um E rm 15 Special Features 2 o menit E erret gated i E E ha tede ee tor Ses 15 Limited Warrenty csc iet eer eec recto ies ettet eu dba ten D dai ter p md beanie en 16 Int
25. oduct due to lightning and power line surges Overloading Do not overload wall outlets or extension cords This can result in a risk of fire or electric shock Object and Liquid Entry Never push objects of any kind into this product through openings they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Servicing Do not attempt to service this product yourself Opening or removing covers may expose you to dangerous voltage or other hazards Refer all servicing to qualified service personnel Damage Requiring Service Unplug this product from the wall outlet and refer servicing to qualified service personnel under the following conditions a When the power supply cord or plug is damaged b If liquid has been spilled or objects have fallen into the product c If the product has been exposed to rain or water d If the product does not operate normally by following the operating instructions e If the product has been dropped or damaged in any way f When the product exhibits a distinct change in performance Replacement Parts When replacement parts are required be sure the service technician has used replacement parts specified by the manufacturer or have the same characteristics as the original part Unauthorized substitutions may result in fire electric shock or other hazards Safety Check Upon completion of any service or repairs to this product ask the service technician t
26. roduction Congratulations on your purchase of this precision audio component and thank you for your selection of Parasound Your P DD 1500 incorporates high quality full 20 bit decoders filters and D to A converters to process Dolby Digital encoded material to provide you with an unbelievable home theater experience Although we designed the P DD 1500 for control by the companion P SP 1500 A V Processor Preamplifier it can also be used with many other processors that have six discrete inputs Please take the time now to read these instructions thoroughly to fully appreciate the advanced capabilities of your P DD 1500 Digital Decoder Be sure to refer to the P SP 1500 Owner s Manual It contains much of the information regarding connecting setup and operation of both units Unpacking and Placement of Your P DD 1500 Carefully unpack your P DD 1500 and remove all the enclosed accessories including the remote control DB 25 interconnect cable and detachable AC cord Be sure to inspect the unit for any possible shipping damage If you see any contact your Parasound Dealer immediately Save all of the packing material including the outer carton in case you ever need to ship the unit Locate the P DD 1500 near your P SP 1500 to allow for easy connection with the provided DB 25 interconnect Keep your P DD 1500 out of direct sunlight because it could interfere with its remote control sensor You should also keep the unit away from heat sources such as
27. same as the distance from the front left and right speakers set the center delay time to 0 MS If you need to move the center speaker forward to line up on the same plane as the front left and right speakers add time delay to the center channel to move it back electronically and align its arrival time with your front left and right speakers You should add 1 millisecond of time delay for every foot the center channel speaker is closer to you than the front left and right speakers For example if the center speaker is two feet closer to you than the front left and right speaker apply a 2 millisecond delay to the center channel to compensate for the shorter distance This adjustment only needs to be made during initial setup unless you reposition any of your front speakers which is why there is no center delay control on the remote To adjust the center delay time first press the Delay Select button on the front panel until C appears in the front panel display Next press the delay time up or down to select the desired center delay time The amount of delay can be adjusted from 0to 5 milliseconds in 1 millisecond increments Note that after adjusting the center delay time the front panel display reverts to S for surround delay L C R LS LFE RS EGA mS 3 Millisecond Center Channel Delay Indication Surround Channel Delay Since Dolby Digital processing delivers a discrete signal for each channel there is no need to delay the surround cha
28. tate by state DO eo DIGITAL Manufactured under license from Dolby Laboratories Dolby Pro Logic and the double D symbol are trademarks of Dolby Laboratories Confidential Unpublished Works 1992 1997 Dolby Laboratories Inc All Rights Reserved Manufactured Under License from Lucasfilm Limited U S Patent numbers 5 043 5 189 and 5 222 059 Foreign patents pending 2 PARASOUND affordable audio for the critical listener Parasound Products Inc 950 Battery Street San Francisco CA 94111 415 397 7100 FAX 415 397 0144 1997 Parasound Products Inc
29. uct on an unstable cart or stand The product may fall causing bodily injury and damage to the product A product and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the product and cart combination to overturn Ventilation Slots and openings in the cabinet are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating These openings must not be blocked or covered This product should not be placed in a built in installation such as a bookcase or rack unless proper ventilation is provided Power Sources Operate this product only from the type of power source indicated on the marking label If you are not sure of the type of power supply to your home consult your dealer or local power company This product is equipped with a three wire grounding type plug This plug will only fit into a grounding type power outlet If you are unable to insert the plug into the outlet contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the grounding type plug 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 Lightning For added protection for this product during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet This will prevent damage to the pr
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