GS-3a System Manual(beta 3) - Guzauski
Contents
1. Page 7 Iso Bracket Assembly Page 8 Horizontal vs Vertical Page 7 8 Amplifier Module GS A3 and DSP GS XD4080 Set Up Page 10 GSAS 10 11 GS XD4080 DSP UNM 12 18 THOUDIS SOONG venti dete eed ences Page 19 Guzauski Swist Audio Systems INTRODUCTION The Guzauski Swist GS 3a Studio Monitor System consists of the finest state of the art components currently available Accurate full bandwidth frequency response and wide dynamic capability are hallmarks of this system The GS 3a is a robust monitor system that combines high dynamic and sound pressure capabilities for tracking sessions with a highly accurate and translat able system for mixing function all in a 14 x 23 x 15 cabinet or 2 cubic foot sealed enclosure Intended for professional use the system also offers the end user a high degree of room frequency compensation through its front end DSP processor This allows for very precise integration into the acoustical environment in which it is installed Essential Pre installation Instructions Please be careful when removing the Mid High Frequency Driver Enclosure from the shipping box so as to not damage the tweeter dome COMPANY NAME PRONUNCIATION 1 Pronunciation 1 Guzauski Ga Zow Ski 2 Pronunciation2. 2 Swist Swiss Te SYSTEM COMPONENTS The complete GS 3a Studio Monitor System 2 0 Configuration is comprised of the components listed and shown below 1 Low Freguency Driver Enclosure 2 Mid High Freguency Driver Enclosure w Integrated Acoustical Decoupling System 3 Mounting Bracket for Mid High Freguency Enclosure 4 GS A3 Power Amplifier Module 5 GS XD4080 DSP Processor Module 6 DB 25 Connector w XLR Breakout 1 7 8 Pin Speakon Loudspeaker Cables 2 8 4 Pin Speakon Mid 8 High Freguency Driver Wiring Harness 2 gt f E ENTER Guzauski Swist POWER MODULE LOUDSPEAKER SET UP The GS 3a Studio Monitor System can be set up in either a horizontal or vertical configuration as shown below CAUTION Speaker stands must be robust and solid with a minimum weight capacity of 100 Ibs 45 4 per stand Note About Configuration Preference for which configuration to use will be determined by the end user and the physical constraints of the room in which the system is being installed Guzauski Swist recommends that the vertical configuration be used in a mid field application where there is sufficient distance from speaker to the listening position The horizontal configuration is best used in near field applications when the loudspeakers are set up close to the listening position such as over a console meter bridge The vertical configuration provides the most linear
3. ft or m in the System Menu D Input Output Equalizer IN 1 MENU EQ EQ 1 FRQ 1000Hz BYP Off BW 0 33 Q 4 36 TYP PEQ LVL 0 00dB IN 1 MENU EQ EQ 1 FRQ 1000Hz BYP Off DEG 15 5 deg TYP PEQ LVL 0 00dB Each input channel has 8 bands of equalization This control selects one of the 8 available bands BYP This control will un bypass Off or bypass On the currently selected band TYP The 5 types of EQ that can be used are parametric PEQ low shelf LO SHF high shelf HI SHF 1st degree all pass AP 1 and 2nd degree all pass AP 2 FRQ The EQ center frequency ranges from 20Hz to 30kHz in either 1Hz steps or 1 36 octave steps The frequency steps can be selected in the System Menu BW The EQ bandwidth ranges from 0 02 to 3 61 octaves in steps of 0 01 octave The equivalent Q value is automatically shown beside the octave 15 value For 1st degree all pass AP 1 filter the bandwidth will the phase shift at the centre frequency This phase shift is gradually changed from 180 degrees above the centre frequency to the specified value LVL The EQ level or gain ranges from 30 00dB to 15 00dB in 0 25dB steps E Input Graphic Equalizer IN_1 MENU GEQ GEQ 1 f 20Hz LEVEL 0 25dB BYPASS Off The graphic equalizer has 31 bands of equalization from 20Hz to 20kHz This control selects one of the 31 available bands The frequency corresponding to each band is also shown
4. DB 25 Connector on the Amplifier Module Input Connector and secure with the mounting screws RIGHT SPEAKER Connect the XLR breakout to the outputs of the DSP Processor as follows Lo White Output 1 Mid White Output 2 Hi White Output 3 Lo Red Output 4 Mid Red Output 5 Hi Red Output 6 10 D Connect the 8 Pin Speakon cables from the Amplifier Module to the speakers The connectors insert and lock into position with a slight twist RIGHT SPEAKER _ E Connect the power cables to the appropriate source The power supplies in both units are self detecting 100 240 Volts You are now ready to power the system up 11 GS XD4080 DSP MODULE SET UP without optional software interface A Front Panel Functions 1 USB a standard Type B USB connector Device driver from the provided software CD must be installed prior to usage 2 9232 a standard female DB9 socket A straight through cable is reguired for PC connection 3 Mute Buttons Mute or un mute input and output channels When an input channel is muted a red LED will come on for indication 4 Channel Menu Buttons Selects the corresponding channel for the LCD menu display and is acknowledged by a green LED The last modified menu will be displayed on the LCD Linking multiple channels is accomplished by pressing and holding the first channel key then pushing the other desired channels Thi
5. the problem switches to the other speaker switch around the red and white of XLR outputs on the DSP Processor If the problem does not switch to the other speaker it is a power module issue Tweeter Dome Pushed In Take a piece of masking tape or Scotch tape and gently apply the sticky side to the area of the dent Pull the tape outward away from the dome Repeat until dome is restored to its original shape NOTE Field replaceable diaphragms are available from Guzauski Swist if tweeter is too severely damaged or electronically overdriven 19
6. 2 characters can be assigned to each program Ill Input and Output Mode SYSTEM SETUP MENU I O Mode 12 134 156 I78 A 012 4 O56 A 78 The user can select analog or digital signal for input and output channel If using AES EBU the GS XD4080 accepts any sample rate on the Inputs and will automatically up sample to its internal clock The GS XD4080 has a fixed output sample rate of 96kHz G PC Gontrol Software The GS XD4080 is shipped with a special PC Graphic User Interface GUI application referred to in the software as the Guzauski Swist DSP Processor G S DSP G S DSP gives the user an option to control the unit from a remote The GUI application makes it much easier to control and monitor the device allowing the user to the whole picture on one screen Programs can be recalled and stored from to PC s hard drive thus expanding the storage to become virtually limitless G S DSP can be connected to the GS XD4080 RS232 USB or Ethernet USB requires the installation of an additional driver The user is given an option to install it during the installation of G S DSP and if the user did not install it at that time they may choose to do so by running the USB driver installer from the provided software 17 The Guzauski Swist DSP Processor allows the end user to access the following 1 Select Digital or Analog Input settings NOTE Digital input is available on DB 25 connect
7. FIED BY THE MANUFACTURER 12 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 13 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 14 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 FROPPED 15 WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE 16 APPARATUS SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING AND NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPARATUS TABLE OF CONTENTS HOME aia ama a Page 5 COMPONEN S gsm kaka kauka Page 6 Loudspeaker Set isin
8. Guzauski Swist AUDIO SYSTEMS LLG GS 3a STUDIO MONITOR SYSTEM USERS MANUAL SYSTEM CONFIGURATION 2 0 The lightning flashwith arrowhead T J0 N symbol within an equilateral triangle is intendedto alert the user eee to the presenceof uninsulated dangerous voltage withinthe product s enclosurethat may beof sufficient magnitude to constitute a CAUTION TO REDUCE THE RISK OF risk to persons ELECTRIC SHOCK DO NOT The exclamation point within an REMOVE COVER OR BACK el al ltr lpg NO USER SERVICEABLE PARTS and INSIDE REFER SERVICING maintenance servicing instructions in theliterature QUALIFIED SERVICE PERSONNEL accompanying the appliance Important Safety Instructions 1 READ THESE INSTRUCTIONS All the safety and operating instructions should be read before the product is operated 2 KEEP THESE INSTRUCTIONS The safety and operating instructions should be retained for future reference 3 HEED ALL WARNINGS All warnings on the product and in the operating instructions should be adhered to 4 FOLLOW ALL INSTRUCTIONS All operating and use of instructions should be followed 5 DO NOT USE THIS APPARATUS NEAR WATER Do not use the product near water For example near bathtub washbovwl kitchen sink or laundry tub in a wet basement or near a swimming pool and the like 6 CLEAN ONLY WITH DRY CLOTH Unplug the unit from the wall outlet before cleanin
9. LEVEL The level or gain ranges from 30 00dB to 15 00dB in 0 25dB steps BYPASS This control will un bypass Off or bypass On the entire GEA for this channel F Operating the System Menus The System Menus 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 Sys key in the main menu when no Input Output or System Menu is activated Al System Menus require pressing the Enter key to confirm and save the settings Preset Recall The GS XD4080 has a built in non volatile memory that can store up to 30 different preset setups SYSTEM SETUP MENU Recall PRESET 1 NAME PRESET This control selects which program to recall from the non volatile memory The program name is displayed to the right of the program NAME This shows the name of the program This is read only the user has no access to them 16 1 Preset Store The GS XD4080 has a built in non volatile memory that can store up to 30 different program or preset setups A program can be stored using this menu The old program with the same program number will be replaced Once the program is stored in the flash memory it can be recalled at a later time even after power down SYSTEM SETUP MENU Store PRESET 1 NAME PROG This control selects which location in the non volatile memory to save the program to NAME A descriptive name of up to 1
10. g Do not use liquid cleaners or aerosol cleaners Use a damp cloth for cleaning 7 DO NOT BLOCK ANY VENTILATION OPENINGS Slots and openings in the cabinet back or bottom are provided for ventilation to ensure reliable operation of the limit 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 manufacture s instructions have been adhered to 8 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 produces heat 9 DO NOT DEFEAT THE SAFETY PURPOSE OF THE POLARIZED OR GROUNDING TYPE PLUG A plug has two blades with one wider than the other grounding type plug has two blades and a third grounding prong The wide blade or the third prongs are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 PROTECT THE POWER CORD FROM BEING WALKED ON OR PINCHED PARTICULARLY AT PLUGS RECEPTACLES AND THE POINT WHERE THEY EXIT FROM THE APPARATUS 11 ONLY USE ATTACHMENTS ACCESSORIES SPECI
11. or Access Input EG Parametric 8 Graphic Access Delay settings Select Input Gain Change Presets Save and Load User Presets H GS XD4080 Preset Selection Factory loaded presets 1 Flat 2 2 dB 80Hz Shelf 3 2 dB High Frequency Shaping 4 2 dB 80 Hz 2 dB High Frequency Shaping 5 Flat plus 12 dB Oct Hi Pass 20Hz 6 2 dB 80Hz Shelf plus 12 dB Oct Hi Pass 20Hz 7 2 dB High Frequency Shaping plus 12 dB Oct Hi Pass 20Hz 8 2 dB 80 Hz and 2 dB High Frequency Shaping plus 12 dB Oct Hi Pass 20Hz NOTE 12 dB Oct Hi Pass is intended to prevent excessive woofer excursions if subsonic signals are present 18 Trouble Shooting Symptom Check All Channels Dead Power Switch Power Source Digital or Analog Input Setting DSP Mute Buttons One Channel Dead All Connections DSP Mute Buttons Green Lights on Power Amplifier Module NOTE If the PROTECT LED comes on the front panel of the power module it may be a thermal issue Power the amplifier module down and wait for 15 minutes Power back up and see if unit functions properly see section on mounting units in racks Midrange or Tweeter Not 4 Pin Speakon Connection Working or Distorting Connections to Tweeter and Midrange J Procedure to Localize Problems Switch speaker cables If the problem stays on the same speaker it is a driver or driver connection problem on that speaker Check for mechanical damage to the drivers If
12. phase alignment between all the drivers while the horizontal configuration minimizes phase anomalies due to mid and high freguency bounce off the console or work surface So either solution is viable depending on the physical installation MOUNTING Brackets are mounted to the low freguency enclosures with the 4 screws provided Locations for each configuration are shown in the following diagrams CAUTION DO NOT OVER TIGHTEN THE SCREWS TURN SCREW UNTIL THE BRACKET JUST SEATS FIRMLY AGAINST THE ENCLOSURE Vertical Configuration HORIZONTAL CONFIFURATION BRACKET MOUNTING SCEWS RIGHT CHANNEL Horizontal Configuration NOTE There are defined left and right mounting holes as shown in the diagram These place the mid high frequency enclosures on the outside of the low freguency enclosures HORIZONTAL CONFIFUR ATION BRACKET MOUNTING SCE RIGHT CHANNEL HORIZONTAL CONFIFURATION BRACKET MOUNTING SCEWS LEFT CHANNEL MID HIGH FREQUENCY ENCLOSURE MOUNTING Inspect the attached wiring harness in the back of the mid high frequency enclosure Make sure that none of the wires going to the drivers have become detached during shipping If they have become detached the color code is as follows Midrange Orange Dome Plug Tweeter Yellow Lug Midrange Blue Dome Plug Tweeter Brown Lug Place the M T enclosure near the mounting bracket Connect the 4 Pin Speakon connector
13. s eases programming for same parameters across multiple channels Multiple Inputs can be linked together and multiple outputs can be linked together Inputs and Outputs are linked separately 5 Peak Level LED Indicates the current peak level of the Signal Signal 12dB 6dB 3dB Over Limit The Input Limit LED references to the device s maximum headroom The Output Limit LED references to the threshold of the output limiter 6 LCD Shows all the necessary information to control the unit 7 Menu Buttons There are 6 menu keys lt lt Menu Menu Down Menu gt gt Menu Up lt lt Cursor Cursor Down Cursor gt gt Cursor Up Enter and Exit The functions of each key is explained below lt lt Menu Go to previous menu screen Menu gt gt Go to next menu screen lt lt Cursor Go to previous cursor in the menu screen Cursor gt gt Go to next cursor in the menu Screen 12 Enter Enter enters the System Menu from the main menu andis used in the System Menu to proceed with selected actions Exit Exit to the Main Menu 8 Rotary Thumb Wheel Changes parameter data values The wheel has travel velocity sensing which ease large incremental data modifications For modifying delay and frequency 1 Hz resolution pressing the Enter key simultaneously will increment decrement the data value by 100X B Rear Panel Functions 1 Main Power Connects via a standard IEC socket A compatible power cord is
14. supplied with the unit The voltage input is 90 240VAC 50 60Hz 2 Main Fuse T2 5A 250V Slow blow type 3 Power switch Controls power On Off 4 Ethernet RJ45 connector for Ethernet control The device should be connected to a router switch hub via a straight through CAT 5 cable 5 Analog Inputs and Outputs Separate 3 pin connectors are provided for each audio input and output The device s output stage employs the balanced impedance topology All I O connectors have pin 1 as ground shield 2 as and pin as 6 AES EBU Inputs and Outputs Standard DB25 Female Connector 13 Standard DB25 female connector A M AA A AA AA AA AA AA A AA AA FT NEO Pin Description mp 5 inputs ho oOo 1 6 Outputt lt SSS upu 7 SSS S Jo SSS S Output4 uputa t Ground 1011 12 13 22 23 24 25 NoComet o 14 Input Output Signal IN 1 LEVEL 0 00dB POL DELAY 0 000 000ms MENU Signal LEVEL The level or gain ranges from 40 00dB to 15 00dB in 0 25dB steps POL polarity or phase can be normal or inverted DELAY The maximum delay permitted is 62400 samples each sample is approximately 10us 1 96k The equivalent delay time is displayed to the right in parenthesis The delay time unit can be set to ms
15. to the 4 Pin Female Speakon on the Low Frequency enclosure It may be helpful for someone to help hold the M T enclosure while you perform this operation Slide the M T enclosure onto the bracket forks as shown below Push the M T enclosure onto the forks as far as it will go The M T enclosure should move freely on its isolation springs Horizontal Vertical NOTE Make sure the wiring harness stays behind the enclosure and does not stick out between the two enclosures If necessary reform the wires to stay in position behind the M T enclosure DSP Module GS XD4080 8 AMPLIFIER MODULE GS A3 SET UP A Mount the DSP Module and Amplifier Module in the appropriate location near the loudspeakers CAUTION KEEP AMPLIFIER MODULE TURNED OFF UNTIL ALL CONNECTIONS ARE SECURED Note When mounting in a rack enclosure a minimum of 1 blank rack space is required both under and over the GS A3 Amplifier Module for heat dissipation The DSP Module should be mounted above the Amplifier Module with 1 empty rack space in between Historical Note The GS A3 Amplifier Module can produce over 3 5 kilowatts per stereo pair The Class D power amplifier circuits utilized are approximately 85 efficient and produce much less heat than older Class AB circuit designs You could roast a pig on the heat sinks required on an AB amplifier producing similar power output as the GS A3 Amplifier Module B Seat the
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