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1. SOLUNDMASK DIGITAL DISTRIBUTOR SM DX 4800 OPERATING MANUAL E smM ox 4800 A gt 348 a SC 90 saad D I Gi 4808 SGUNDMASK lt Zerf Oto Edr Signal 3 6 d L od Over System lt r ghRAMETe D RE 40 Bit Audio Managements System Over 2408 2408 Z A 8 4848 E 4808 Over Maes far Ear ron g iai WWW SOUNDMASK COMmM AL Cor WW Ea CAB tdr Soe a Gi a 8 ws e MUTE Limiter Exit l y uh N Important Safety Instructions 1 a ee e a N UO U O READ THESE INSTRUCTIONS All the safety and operating instructions should be read before the product is operated KEEP THESE INSTRUCTIONS The safety and operating instructions should be retained for future reference HEED ALL WARNINGS All warnings on the product and in the operating instructions should be adhered to FOLLOW ALL INSTRUCTIONS All operating and use of instructions should be followed DO NOT USE THIS APPARATUS NEAR WATER Do not use the product near water For example near a bathtub washbowl kitchen sink or laundry tub in a wet basement or near a swimming pool and the like CLEAN ONLY WITH DRY CLOTH Unplug the unit from the wall outlet before cleaning Do not use liquid cleaners or aerosol cleaners Use a dry cloth for cleaning DO NOT BLOC2. ft Set the Delay unit in ms or cm or ft Device ID SYSTEM SETUP MENU Device DEVICE ID 1 Set the Device ID from 1 to 250 System Info Version V1 0 1 Copyright Created by Created Date Signal Generate Normal Pink Noise Tones XXXX Hz Normal Normal mode Pink Noise Pink Noise Generate mode Tones Tones mode can select any frequency from 20Hz to 20kHZz NAME Program Name allows a maximum length of 15 characters SYSTEM Recall P 1 XXXXXXXXXXXX SYSTEM Store P 1 SYSTEM Store NAM XXXXXXXXXXXX www soundmask com au page 9 Security Security Lock The SM DX 4800 enables the user to secure the unit and prevent undesired changes in the setup In order to lock unlock the unit the user must enter the correct password PASSWORD Under the System Manu The password of the DX is 6 characters in length The user can change it via the PC application software The fac tory default of a new unit does not require a password Password Y SYSTEM SETUP MENU Password Quick Reference Parameters Menu lt lt Menu gt gt Field lt lt Cursor gt gt Min Max Steps Units Level Signal LEVEL 40 15 0 1 dB Polarity Signal POL Delay Signal DELAY 0 1000ms 21us steps EQ Number EQ EQ 1 6 EQ Level EQ LEVEL 30 15 0 1 dB EQ Frequency EQ FREQ 20 20 000 1 Hz EQ Bandwidth EQ BW 0 05 to 3 0 01 Octave Crossover Low XOver FTRH Butterworth Linkwitz Riley Bessel Crossover Low XOv
3. 2 as and pin 3 as 4 Power supply external power supply with standard IEC socket and compatible plug for your country Powering Up the Device After powering up the unit the initialization screen is displayed on the LCD The initialization process takes about 8 seconds and during that period the unit boots and displays the device model and firmware version After the initialization process is finished the DX displays its main screen The screen shows the current program number and program name assigned to the unit If the 2 fields are empty it means that no program is assigned the last data before the previous power down is recalled instead Now the SM DX 4800 is ready to operate www soundmask com au page 5 Operating the device Tips Channel Linking While holding down the Mute for 2 Seconds more than 1 channel from the same group Input or Output group can be selected to link the channels together The green LEDs above the Mute buttons are lit for the linked channels Any modification of the data for the selected channel will be applied to the linked channels as well To cancel the linking simply deselect the desired channel if the Mute key is still pressed Input menus Each of the SM DX 4800 s input channels has a separate Mute key Hold down the Mute key for 2 seconds then the Channel menu can be used and the green LEDs above the Mute button are lit One Touch easy access setup button SM DX 4800 has 8 on
4. Rights Reserved Introduction The SM DX 4800 series is a digital distributions system designed for fixed sound installations The absolute latest in available technology is utilized with 32 bit 40 bit floating point processors and high performance 24 bit Analog Converters The high bit DSP prevents noise and distortion induced by truncation errors of the commonly used 24 bit fixed point devices Features a complete set of parameters include I O levels delay polarity 6 bands of parametric EQ per channel multiple crossover selections and full function limiters Precise frequency control is achieved with its 1 Hz resolu tion Inputs and outputs can be routed in multiple configurations to meet any requirement The SM DX 4800 can be controlled or configured in real time on the front panel or with the intuitive PC GUI ac cessed via the USB or RS485 Software upgrade for CPU and DSP via PC keeps the device current with newly developed algorithms and functions once available Multiple setup storage and system security complete this professional package Shipped contents SM DX 4800 unit DxDrive CD incl User Manual amp PC Software Features 32 bit 40 bit floating point DSP Highly accurate digital processing High Performance 24 bit A D and D A Converters Accurate 1 Hz Frequency Resolution 6 Band Parametric Equalizers for each Input and Output Full Function Limiters on Output Channels One Touch easy access setup button Back
5. 79 5355 Fax 61 3 9879 2266 www soundmask com au To the best of our knowledge the material contained within this document was accurate at the time of printing No liability or otherwise is assumed for the accuracy of this document No war ranty is given or implied as to the accuracy of any part of the document page 12 Copyright 2012 Soundmask Australia Pty Ltd All Rights Reserved
6. K ANY VENTILATION OPENINGS Slots and openings in the cabinet back or bottom are provided for ventilation to ensure reliable operation of the unit and to protect it from overheating These openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or similar surface This product should never be placed near or over a radiator or heat source This product should not be placed in a built in installation such as a bookcase or rack unless proper ventilation is provided or the manufacturer s instructions have been adhered to DO NOT INSTALL NEAR ANY HEAT SOURCES This product should be situated away from heat sources such as radiators stoves or other products including amplifiers that produce heat DO NOT DEFEAT THE SAFETY PURPOSE OF THE POLARIZED OR GROUNDING TYPE PLUG A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet PROTECT THE POWER CORD FROM BEING WALKED ON OR PINCHED PARTICULARLY AT PLUGS CONVENIENCE RECEPTACLES AND THE POINT WHERE THEY EXIT FROM THE APPARATUS ONLY USE ATTACHMENTS ACCESSORIES SPECIFIED BY THE MANUFACTURER USE ONLY WITH CART STAND TRIPOD BRACKET OR TABLE SPECIFIED BY THE MANUFACTURER OR SOLD WITH
7. THE APPARATUS WHEN A CART IS USED USE CAUTION WHEN MOVING THE CART APPARATUS TO AVOID IN JURY FROM TIP OVER Do not place this unit on an unstable cart stand tripod bracket or table The unit may fall causing serious injury to someone and serious damage to the appliance A unit and cart combination should be moved with care Quick stops excessive force and uneven surfaces may cause the product and cart combination to overturn UNPLUG THIS APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME For added protection for this unit during a lightning storm or when it is left unattended and unused for long periods of time unplug it from the wall outlet and disconnect the antenna or cable system This will prevent damage to the unit due to lightning and power line surges REFER ALL SERVICING TO QUALIFIED SERVICE PERSONNEL SERVICING IS REQUIRED WHEN THE APPARATUS HAS BEEN DAMAGED IN ANYWAY SUCH AS WHEN THE POWER SUPPLY CORD OR PLUG IS DAMAGED LIQUID HAS BEEN SPILLED OR OBJECTS HAVE FALLEN INTO THE APPARATUS THE APPARATUS HAS BEEN EXPOSED TO RAIN OR MOISTURE DOES NOT OPERATE NORMALLY OR HAS BEEN DROPPED WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE APPARATUS SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING AND NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPARATUS page 2 Copyright 2012 Soundmask Australia Pty Ltd All
8. e touch setup buttons allowing the user direct control for Signal EQ X over Limiter Channel Name for each input output and System and Exit button Signal Gain Phase Delay Signal parameters LEVEL Gain 40 00dB to 12 00dB in 0 10B steps POL Polarity can be normal or inverted DELAY Delay in 21us steps Can be displayed in ms ft or m The time unit of the delay can be changed in the System menu The maximum delay permitted is 1000ms OUI _1 XXXXXX MENU Signal LEVEL 0 00dB POL DELAY 0 105ms EQ EQ parameters EQ Selects one of the 6 available Equalizers LEVEL EQ level gain Ranges from 30 00dB to 15 00dB in 0 1dB steps FREQ EQ center frequency Ranges from 20 to 20 000HZz in either 1Hz steps or 1 36 octave steps BW EQ Bandwidth Ranges from 0 05 to 3 00 octaves in steps of 0 01 octave steps for PEQ The Q value is au tomatically shown beneath the octave value For Lo Sht or Hi Shf it is either 6 or 12dB Oct TYPE Type of EQ The types can be parametric PEQ Lo shelf Lo shf and Hi shelf Hi shf OUT 1 xxxxxx MENU EQ FQ EQ1 BW 0 500CT LEVEL 0 000B Q 28 85 PREO LOOONZ TYPE PEO page 6 Copyright 2012 Soundmask Australia Pty Ltd All Rights Reserved X Over Crossover Parameters FTRH Filter Type of low frequency crossover point high pass Types can be Butterworth Linkritz Riley or Bes sel FROH Filter cut off Frequency of low frequency cross
9. er FROH 20 20 000 1 Hz Crossover Low XOver SLPH 12 18 24 48 octave Crossover High XOver FTRL Off Butterworth Linkwitz Riley Bessel Crossover High XOver FRQL 20 20 000 1 Hz Crossover High XOver SLPL 12 18 24 48 octave Out Limiter Thresh Limit THRESH 20 20 0 1 dBu Out Attack Time Limit ATTACK 0 3 100ms 1 ms Out Release Time Limit RELEASE 2 4 8 16 32X Attack time Source Source 1 2 3 4 Off On Channel Name Ch Name NAME 6 characters page 10 Copyright 2012 Soundmask Australia Pty Ltd All Rights Reserved PC Control Software The SM DX 4800 series is shipped with special PC Control Software which gives the user an option to control the unit from a remote PC via the USB or RS485 serial Communication link The software makes it much easier to con trol and monitor the device allowing the user to get the whole picture on one screen Programs can be recalled and stored from to the PC s hard drive The LCD will display below when PC software is connected PC Connection Note Software compatible with Windows 7 and earlier Specifications Inputs and Outputs Input Impedance gt 10k Ohms Output Impedance 50 Ohms Maximum Level 20dBu Type Electronically balanced Audio Performance Frequency Response 0 1dB 20 to 20 kHz Dynamic Range 115dB type unweighted CMMR gt 60dB 50 to 10 kHz Crosstalk lt 100dB Distortion 0 002 1 kHz 4dBu Digital Audio Performance Processor 32 bit 40 bit floa
10. lit 4 Line x 32 Character LCD Display Full 5 segment LEDs on every Input and Output Storage up to 30 Program Setups USB and RS 485 interfaces for PC Control and Configuration Pink noise and single frequency generator Original Neutrik XLR connectors Security Lock www soundmask com au page 3 Front Panel Functions INPUTS SNA OK 42800 2 3 4 2 40 Bit Audio Managements System WWW SOUNDMASK COM AU 7 6 1 USB a standard Type B USB connector Proper device driver must be installed prior to usage The red LED will come on for indication when USB cable connected 2 Mute keys Mute Unmute input and output channels When an input channel is muted a red LED will come on for indication When Menu Control key is pressed it selects the corresponding channel for the LCD menu display and is acknowledged by a green LED above the buttons The last modified menu will be displayed on the LCD While the Menu Control key is held down multiple channels can be linked or unlinked by pushing the desired channels This eases programming for the same parameters across multiple channels Multiple Inputs can be linked together and multiple outputs can be linked together Inputs and Outputs are linked separately 3 Peak Level LED indicates the current peak level of the Signal Signal 12dB 6dB 3dB Over Limit The Input Over LED references to the device s maximum headroom The Output Limit LED references to the threshold of the limi
11. over point high pass Ranges from 20 to 20 000HZ in either 1Hz steps or 1 36 octave Asteps The frequency steps can be selected in the SLPH below FTRL Filter Type of high frequency crossover point low pass FROL Filter cut off Frequency of high frequency crossover point low pass SLPL Filter Slope of low frequency crossover point high pass Ranges from 12 to 48dB octave If the selected Filter Type is Linkritz Riley the available slopes are 12 18 24 48 dB octave OUT 1 XXXXXX MENU X Over FTRH Butwrth FTRL Butwrth FROH 1000HZ FROL 1000HZ SLPH 24dB SLPL 24dB Limiter Output Limiter THRESH Limit Threshold Ranges from 20 to 20dBu in 0 5dB steps ATTACK Attack time Ranges from 0 3 to 100ms in 0 1ms steps then ranges from 1 to 100ms in 1ms steps RELEASE Release time Can be set at 2X 4X 8X 16X or 32X the attack time OUT _1 XXXXXX MENU Limiter THRESH 20 0dB ATTACK 10ms RELEASE 2X 20ms Channel Input Mixer 1 2 3 4 Input channel source for the current output channel Can be used to mix the input source or to disable it Off If more than one input sources are enabled they will be added together as the source for the current output channel OUT 1 MENU Source InA ON InB ON LAC OFF InD OFF Name Channel Name Name Channel name It is 6 characters in length OUT 1 XXXXXX MENU Name NAME XXXXXX www soundmask com au page 7 System menus The System Men
12. ter 4 Menu keys There are 8 menu keys for Signal Gain Phase Delay EQ X over Crossover Limiter Channel Input Mix Name Channel name for each input output channel and System and Exit control for the main system 5 Rotary Thumb Wheel Changes parameter data values and confirm The wheel has travel velocity sensing which eases large incremental data modifications For modifying delay and frequency 1 Hz resolution press ing the Speed key simultaneously will increment decrement the data value by 100X To confirm the setting push the wheel one time LCD 4 line x 32 characters displays all the necessary information to control the unit 7 Cursor control 4 key for Cursor control page 4 Copyright 2012 Soundmask Australia Pty Ltd All Rights Reserved Rear Panel Functions POWER INPUT SOUNDMASK Model SM DX 4800 SN S 408875 SV 12V 12V 20W TOTAL WARNING ONLY USE UL APPROVED 5 4 1 Main Power Connects via external power supply A compatible power cord is supplied with the unit The voltage input is 100 240VAC 50 60HZ 0 8A CE CAUTION D E S0 Suen G CO NPUT 100 540 TPUT SV GE enn 2 RS485 Allows remote control of the device up to 1000M 3 XLR input and outputs Separate 3 pin XLR connec tors are provided for each audio input and output The device s output stage employs the balanced imped ance topology All I O connectors have pin 1 as ground shield pin
13. ting point Sampling Rate 48 kHz Analog Converters High Performance 24 bit Propagation Delay 1 5ms Front Panel Controls Display 4 x 32 Character Backlit LCD Level Meters 5 segment LED Buttons Mute Edit Controls Menu Controls Dial Encoder Embedded Thumb Wheel Connectors Audio 3 pin XLR RS 485 X 2 USB Type B General Power 90 120 or 200 240 VAC 50 60HZz Dimensions 19 x1 75 x9 483x44x229 mm Weight 7lbs 3 2kg www soundmask com au page 11 Audio Control Parameters Gain 40 to 15dB in 0 1dB steps Polarity Delay Up to 1000ms per I O Parametric Equalizers 6 per I O Type Parametric Hi shelf Lo shelf Gain 40 to 12dB in 0 1dB steps Bandwidth 0 05 to 3 octaves Q 0 404 to 28 852 Crossover Filters 2 per Inout Output Filter Types Butterworth Bessel Linkwitz Riley Slopes 12 to 48dB Oct Limiters Threshold 20 to 20dBu Attack 0 3 to 100ms Release 2 to 32X the attack time System Parameters No of Programs 30 10 factory programs and 20 user defined Program Names 12 character length Delay Units ms ft m Frequency Modes 36 steps Oct 1Hz resolution Security Lock Lock Unlock Copy channels All parameters with PC software Channel Names 6 character length Standards KE C AOL E144572 A29 UL 1 Note Specifications subject to change without notice Contact Soundmask Australia Pty Ltd PO Box 4068 Balwyn VIC 3103 Australia Phone 61 3 98
14. us allow the user to control and change parameters that are related to the system behavior and general operation It can be accessed by pressing the System one touch key SYSTEM MENU Load a Xover Store a Xover Erase a Xover system Set Signal Generate Load a Xover Program Recall The SM DX 4800 has a built in non volatile memory that can store up to 30 different program setups A program can be recalled using this menu Load a Xover User Mode Factory Mode d Load a Xover User Mode 1 2 oe PROG Program Number to be recalled Store a Xover Program store The SM DX 4800 has a built in non volatile memory that can store up to 30 different program setups A program can be stored using this menu The old program with the same program number will be replaced Once the pro gram is stored in the flash memory it can be recalled at a later time even after power down SLOL a ACVEL SEA 2 cme PROG Program Number for the current data to be stored Erase a xXover SL 2 coe System set SYSTEM MENU Password BackLight Set Delay Unit Device ID System info page 8 Copyright 2012 Soundmask Australia Pty Ltd All Rights Reserved Password The password of the DX is 6 characters in length SYSTEM SETUP MENU Password O zk BackLight Set SYSTEM SETUP MENU Time Light on 7 20 amp The LCD display can set always on or switch off after 20 seconds Delay ID SYSTEM SETUP MENU Delay DELAY UNIT ms Zem
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