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SDEC -X000 DACS Calibration Manual v1.0.doc 

 

1  Introduction 

Welcome to the JBL Synthesis and DACS user guide. The below information is designed to help an installer use the SDEC and DACS 
kit to properly test and calibrate a room. This guide is designed to help guide you through the calibration process when using the 
original DACS Digital Acoustic Calibration System with the newly introduced SDEC-3000 and SDEC-4000 digital EQ systems.  
 

NEED HELP? CALL. . . 

If you encounter problems that cannot be resolved using the information presented here, please call your Synthesis Representative for 
further assistance. 
 
JBL Synthesis Technical Support (USA Only): 

888.691.4171 

Monday through Friday 9am-6pm Eastern Time Zone 

Todd Packer: 

 

 

 

 

516.682.6491 

Ron Rouse: 

 

 

 

 

916.451.0225 

Chris Neumann:    

 

 

 

818.895.5712 

Dan Siefert (DACS problems only):   

 

805.492.0773 

 
SHIPPING THE DACS KIT TO THE NEXT DEALER 

By the time you have completed your Client's installation, you should have received a FAX or email giving detailed shipping 
instructions. If you have not received this information, please call immediately and request shipping information. 
Unless otherwise instructed, always ship via 

UPS Blue

When shipping, always insure kit for $15,000.00

 

 

2  Equipment Required:  

 

PC with windows XP (Windows 2000 supported, for use with Windows 2000 the MDAC database components will need to be 
downloaded from 

www.microsoft.com

) and one Ethernet Network port. Windows Vista has not been tested as of the writing of this 

manual. 

 

PC must have BSS Audio London Architect installed to access advanced features. Please contact JBL Synthesis 
Technical Support for download instructions 

 

PC should be set to DHCP (default) 

 

PC may need to have Windows

®

 firewall turned off 

 

3 Standard Ethernet Network cables (for SDEC-4000). 2 Ethernet cables are needed for SDEC-3000. 

 

4 port (or higher) Ethernet hub or router. JBL Synthesis has used the Linksys® brand of compact Wireless-G broadband Router 
with good results. Four ports are required for use with the Harman Audio Test System (HATS™) system to be released in the 
summer of 2008. 

 

DACS calibration kit. These are available from JBL Synthesis on a loaner basis. The kits are not for sale and are used by all our 
dealers. Please contact Luisa Welsh at (818) 830-8757 to reserve your kit. The kit includes all additional tools you will need. 

Summary of Contents for Synthesis SDEC-3000

Page 1: ...SYNTHESIS SDEC 3000 SDEC 4000 DIGITAL EQUALIZER WITH DACS CALIBRATION CHECKLIST MANUAL...

Page 2: ...onfiguration 11 6 3 ONLINE Mode 12 6 3 1 Speaker Configuration and Instructions 12 6 3 2 EQ Controls 13 6 3 3 Channel Delay Speaker Distance Offset Correction 14 6 3 4 Channel Output 15 6 3 5 Level Ma...

Page 3: ...20 12 2 Recalling without a Saved File 20 12 3 Recalling from Network Device 20 13 Advanced Features 21 13 1 Cinema Music Subwoofer Output 21 13 1 1 RS232 Settings 21 13 1 2 Ethernet Settings 21 13 1...

Page 4: ...ase call immediately and request shipping information Unless otherwise instructed always ship via UPS Blue When shipping always insure kit for 15 000 00 2 Equipment Required PC with windows XP Windows...

Page 5: ...er distances to flat or 0 All bass management crossover points should be set to 80Hz Do not use 80Hz THX See the SDP processor installation manual Measure and input speaker offset correction page 9 fo...

Page 6: ...s should operate before beginning the calibration The SDEC 4000P and SDEC 4000X need to be connected to each other via the Cobranet connection using a CAT5e crossover network cable and must be a minim...

Page 7: ...o Amplifiers S4000IC Number Channel SDEC4000X S4000IC Number Channel SDEC4000X 9 Left Front Low A1 9 Left Front A1 10 Left Front Hi A2 10 N C A2 11 Right Front Low A3 11 Right Front A3 12 Right Front...

Page 8: ...work Connection Plug router in to AC and make sure it is powered ON Begin with PC OFF SDEC UNPLUGGED no power Connect PC to Ethernet router and boot PC It should acquire a network address This can be...

Page 9: ...e Java Remote panel Once you have opened the folder double click on the correct file for your hardware you will be prompted to enter the IP Address that appears on the front of the SDEC display Use th...

Page 10: ...et node If you cannot see the Network control panel go to View Network If you cannot see the unit s you should first check all network settings and connections Please check the troubleshooting section...

Page 11: ...the firmware needs to be updated check OK to proceed The unit may need to be rebooted The software will check to make sure the unit has the latest version automatically You will receive a message tha...

Page 12: ...ntally Use the below diagram to help you navigate the system while using the DACS measurement system to calibrate your room 6 3 1 Speaker Configuration and Instructions Begin here by selecting the app...

Page 13: ...the EQ settings can be accomplished simply by clicking inside the boxes and typing in your settings Any channel can be accessed by selecting from the channel list on the left Figure 12 Click on the c...

Page 14: ...e to follow this procedure may result in incorrect settings being input in the EQ 1 Measure the distance from each speaker to the central or 1 microphone This should be the center of the listening are...

Page 15: ...output levels are set 1 Using the internal noise test of the SDP test each output individually It will be necessary to mute the output you are not testing Make sure the Trim Link is off not RED 2 Once...

Page 16: ...rate test result 8 1 Main Speakers Use the phase tester to confirm the following driver polarities of the L C R and subwoofers Synthesis Everest L C R UHF L C R Horns L C R Mid bass drivers Subwoofers...

Page 17: ...nder to each channel for test On the front panel are two slide switches and a pulse indicating LED Slide the ON OFF switch to the ON position and the output selector to the LO position You should now...

Page 18: ...d always use the lowest RANGE setting possible For example if you are balancing a system using the Surround Processor s noise generator 75dB you would set the RANGE selector to 70dB 1 Rotate the RANGE...

Page 19: ...d REARS Simply mute the unused channel from within the London Architect Software It is best to test the Left Side and then the Right Side before testing the Left Rear and Right Rear channels Use the S...

Page 20: ...need to recall settings as the settings will automatically be recalled Settings can be retrieved from a number of different ways Please read below for the different options The London Architect softw...

Page 21: ...channels can be changed and are saved and recalled together Due to the advanced nature of this process it should only be done under the supervision of JBL Synthesis factory personnel 13 2 1 Saving Pr...

Page 22: ...22 SDEC X000 DACS Calibration Manual v1 0 doc Figure 21 Figure 22 Figure 23...

Page 23: ...ces to reconfigure Cannot save settings Cannot save while online Go offline first No Audio No Input Check connections Check pre amp or source Wrong Outputs Used Check connections Cobranet not connecte...

Page 24: ...24 SDEC X000 DACS Calibration Manual v1 0 doc...

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