Velodyne SMS -1, User Manual

Page 1: ...Digital Drive SMS 1 Subwoofer Management System U S E R S M A N U A L Featuring Software Version 2 1...

Page 2: ...Caution i w w w v e l o d y n e c o m Digital Drive User s Manual...

Page 3: ...Attention ii w w w v e l o d y n e c o m Digital Drive User s Manual...

Page 4: ...Vorsicht iii w w w v e l o d y n e c o m Digital Drive User s Manual...

Page 5: ...Attenzione iv w w w v e l o d y n e c o m Digital Drive User s Manual...

Page 6: ...tion Step by Step 9 SMS 1 Cable Connections 9 A Word About SMS 1 Outputs 9 A Word About Interconnect Cables 10 A Word About Connecting more than one SMS 1 10 SMS 1 Setup OVERVIEW 12 Quick Setup Using...

Page 7: ...Please observe all warnings on the equipment itself There are no user serviceable parts inside Please refer all service questions to your authorized Velodyne dealer Prior to installation Please unpac...

Page 8: ...Fixed 80Hz high pass crossover RCA output Variable volume control Detachable 6 foot power supply Included rack mount ears On screen controls Auto EQ Graphic or Parametric Equalizer controls for room E...

Page 9: ...r a video monitor You will also use your remote to activate preset listening values set the SMS 1 s volume up or down mute the SMS 1 or set a night operational mode Take care not to lose or misplace y...

Page 10: ...r lowers the volume of your SMS 1 as indicated on the LCD display MUTE Mutes and unmutes the SMS 1 TEST Used to toggle between the SYSTEM SETTINGS screen and the SYSTEM RESPONSE screen during setup EX...

Page 11: ...llation information below in order to determine which installation option is best for your system Remember to perform all installation procedures with SMS 1 unplugged until instructed to activate it S...

Page 12: ...n 4 MIC INPUT This XLR input jack is for the XLR microphone cable 5 VOLUME UP DOWN Press the black UP pushbutton to incrementally raise your SMS 1 s system volume press the black DOWN pushbutton to in...

Page 13: ...the conditioned subwoofer audio signal to up to three subwoofers 14 EQ OUTPUT LEFT RIGHT Connect the audio cable from your accessory kit to these jacks white plug to LEFT and red plug to RIGHT 15 THRU...

Page 14: ...e and set its volume to one quarter up to one half setting 5 Power up the unit and ensure that it is receiving and processing signal from your receiver i e your subwoofer is playing bass 6 Connect the...

Page 15: ...eaker wire into the correct terminals of the terminal block 3 Establish the return line level connection optional Connect to a pre amplifier s main outputs and return them to your amplifier inputs Whe...

Page 16: ...Insert the XLR microphone cable s 3 pin male plug into the MIC INPUT jack location 7 on Figure 2 on the front or back panel of the SMS 1 8 Slide the microphone male connector end first down through t...

Page 17: ...RS 232 cable and power cycle the unit Note that the daisy chain connection ONLY allows the woofers to communicate basic run time commands such as volume and preset We recommend the following sequence...

Page 18: ...have adjusted the SMS 1 EQs manually as described below ON SCREEN Setup This section describes adjusting the onscreen settings of your SMS 1 You will be performing all the setup functions using the b...

Page 19: ...S 1 Figure 3 Introductory Screen See Figure 3 This the Introductory screen Notice that as you change settings such as preset volume etc they are shown on this screen You enter setup mode by pressing M...

Page 20: ...includes a SYSTEM RESPONSE sweep window and a graphic equalizer You use these settings to equalize your room The graphic equalizer features 8 bands each of which can be used at its current frequency o...

Page 21: ...can be set as well as specifics for each preset if desired Your SMS 1 comes with 6 presets four of which are preprogrammed at the factory The Setup setting is used to initially set the crossovers slop...

Page 22: ...m the master volume shown in the setup column When the master volume changes the preset volume changes in lock step Contour Frequency This allows you to set a frequency to boost or cut the signal to y...

Page 23: ...to this level it is an ideal setting However some satellite speakers are only flat to 120 Hz or even higher Remember that the higher the SMS 1 is crossed over to match the satellite crossover settings...

Page 24: ...18 w w w v e l o d y n e c o m Digital Drive User s Manual 6 Press MENU and enter 12345 to enter the EQ setup screen as follows...

Page 25: ...19 w w w v e l o d y n e c o m Digital Drive User s Manual Upon pressing 5 you should see the following screen 7 Use the remote control to MUTE the SMS 1...

Page 26: ...dB or a comfortable listening level This is shown below 9 Now use the DD remote control to unmute the SMS 1 then use the volume up and down keys to match the level of the SMS 1 to your full range spea...

Page 27: ...21 w w w v e l o d y n e c o m Digital Drive User s Manual The screen should now look something like this...

Page 28: ...to the overall amount of bass the subwoofer produces but that bass may not necessarily be as low in distortion compared to a position away from the corner The worst location for a subwoofer is typica...

Page 29: ...nt gives you lots of flexibility to make the most out of any subwoofer placement position 11 Now that the room location has been chosen turn off the SMS 1 and the rest of your system permanently route...

Page 30: ...e low pass crossover begin by setting the frequency and slope to the same values as the crossover settings on your receiver processor for example many units have a large small satellite setting Again...

Page 31: ...ssover point the point at which the subwoofer meets the main speakers in terms of frequency as smooth as possible Another big factor in smoothing this point in the curve is phase discussed in step 17...

Page 32: ...tween your subwoofer and main speakers Rather than correcting this dip with an EQ try adjusting the phase and polarity settings It is very common for the main speakers to interact with the subwoofer t...

Page 33: ...e this process until the SYSTEM RESPONSE graph shows a 3 dB response across the bass frequencies that is up to about 120 Hz Note that this does not necessarily mean a ruler flat response 3dB is typica...

Page 34: ...ttings but retains any level changes you may have made The AUTO EQ proceeds until you either save settings press SELECT to return to manual EQ move the cursor off the AUTO EQ field in which case the f...

Page 35: ...Digital Drive User s Manual 21 To use the parametric EQ feature position the cursor over the EQ and press the SELECT button The values for that particular EQ appear on the right hand side of the scree...

Page 36: ...t the lowest frequencies such as 15 20 Hz thus increasing the bass output of the subwoofer The SMS 1 will deliver this signal directly to the subwoofer and without adequate overdrive protection this c...

Page 37: ...were selected for listening If the system volume is changed using the VOL or VOL keys on the remote the preset volume is adjusted in lock step with the system volume Crossover subsonic filter phase a...

Page 38: ...preset is invoked at system startup by selecting it as shown 24 As a final thought on matching your subwoofer to your room don t forget the objective listening test That is make sure the subwoofer sou...

Page 39: ...SAVE EXIT field on the screen and press select The system responds with the following screen By pressing the SELECT button you tell the system to save your settings and return to the introduction scre...

Page 40: ...in the SMS 1 that allows you to restore the factory defaults On the main screen simply press the 8 9 and 0 buttons in sequence After the sequence has been entered the unit will flicker the video and...

Page 41: ...wer the SMS 1 s volume use the light and night buttons to control the light and night mode respectively and use the mute button to mute the SMS 1 These settings are shown on the introductory screen as...

Page 42: ...v e l o d y n e c o m Digital Drive User s Manual 12 VOLT TRIGGER MODE The following screens show the use of the 12 volt trigger mode The following screen denotes how to activate the 12 volt trigger...

Page 43: ...37 w w w v e l o d y n e c o m Digital Drive User s Manual The following screen is shown when the unit is waiting for a 12 volt trigger to activate...

Page 44: ...lease check all of the following before seeking service Following is a simple troubleshooting guide to assist you 1 Verify unit is plugged in and power outlet used is active 2 Is the unit receiving an...

Page 45: ...d OUT Por t Pin Configuration DD serial ports use a standard configuration that allows direct connection to a PC via a FEMALE to MALE serial cable It uses only 3 pins Transmit Receive Ground The pin c...

Page 46: ...ated PS 5 6 PS3 PS4 preset or requests PS5 PS6 the current preset PS Logo Light LTn 0 Light Off LT0 Turns the Logo Light Control LT 1 Light On LT1 on or off or requests LT light state Night Mode NMn 0...

Page 47: ...ET to cancel prematurely After 25 sweeps the unit saves and resets Restore defaults 8 9 0 Restores defaults and resets the SMS 1 Switch to DOWN ARROW The unit restarts in PAL SECAM 4 times followed PA...

Page 48: ...e 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 per...

Page 49: ...yne Acoustics Inc 345 Digital Drive Morgan Hill CA 95037 408 465 2800 voice 408 779 9227 fax 408 779 9208 service fax www velodyne com Service E mail service velodyne com Product E mail help velodyne...